Hibernate SVN: r17985 - in annotations/branches/v3_3_1_GA_CP/src/java/org/hibernate: cfg and 1 other directories.
by hibernate-commits@lists.jboss.org
Author: stliu
Date: 2009-11-16 08:01:09 -0500 (Mon, 16 Nov 2009)
New Revision: 17985
Modified:
annotations/branches/v3_3_1_GA_CP/src/java/org/hibernate/annotations/Immutable.java
annotations/branches/v3_3_1_GA_CP/src/java/org/hibernate/cfg/AnnotationBinder.java
annotations/branches/v3_3_1_GA_CP/src/java/org/hibernate/cfg/annotations/PropertyBinder.java
Log:
JBPAPP-3068 in MySQL, BLOBS should specify a length/number of bytes for fields in index
Modified: annotations/branches/v3_3_1_GA_CP/src/java/org/hibernate/annotations/Immutable.java
===================================================================
--- annotations/branches/v3_3_1_GA_CP/src/java/org/hibernate/annotations/Immutable.java 2009-11-14 18:03:16 UTC (rev 17984)
+++ annotations/branches/v3_3_1_GA_CP/src/java/org/hibernate/annotations/Immutable.java 2009-11-16 13:01:09 UTC (rev 17985)
@@ -4,8 +4,15 @@
import java.lang.annotation.*;
/**
- * Mark an Entity or a Collection as immutable
- * No annotation means the element is mutable
+ * Mark an Entity or a Collection as immutable. No annotation means the element is mutable.
+ * <p>
+ * An immutable entity may not be updated by the application. Updates to an immutable
+ * entity will be ignored, but no exception is thrown. @Immutable must be used on root entities only.
+ * </p>
+ * <p>
+ * @Immutable placed on a collection makes the collection immutable, meaning additions and
+ * deletions to and from the collection are not allowed. A <i>HibernateException</i> is thrown in this case.
+ * </p>
*
* @author Emmanuel Bernard
*/
Modified: annotations/branches/v3_3_1_GA_CP/src/java/org/hibernate/cfg/AnnotationBinder.java
===================================================================
--- annotations/branches/v3_3_1_GA_CP/src/java/org/hibernate/cfg/AnnotationBinder.java 2009-11-14 18:03:16 UTC (rev 17984)
+++ annotations/branches/v3_3_1_GA_CP/src/java/org/hibernate/cfg/AnnotationBinder.java 2009-11-16 13:01:09 UTC (rev 17985)
@@ -714,7 +714,6 @@
isComponent,
propertyAnnotated,
propertyAccessor, entityBinder,
- null,
true,
false, mappings
);
@@ -1277,7 +1276,7 @@
generatedValue.generator() :
BinderHelper.ANNOTATION_STRING_DEFAULT;
if ( isComponent ) generatorType = "assigned"; //a component must not have any generator
- Type typeAnn = property.getAnnotation( Type.class );
+
bindId(
generatorType,
generator,
@@ -1288,7 +1287,6 @@
isComponent,
propertyAnnotated,
propertyAccessor, entityBinder,
- typeAnn,
false,
isIdentifierMapper, mappings
);
@@ -1856,7 +1854,7 @@
Map<String, IdGenerator> localGenerators,
boolean isComposite,
boolean isPropertyAnnotated,
- String propertyAccessor, EntityBinder entityBinder, Type typeAnn, boolean isEmbedded,
+ String propertyAccessor, EntityBinder entityBinder, boolean isEmbedded,
boolean isIdentifierMapper, ExtendedMappings mappings
) {
/*
@@ -1901,7 +1899,7 @@
value.setColumns( columns );
value.setPersistentClassName( persistentClassName );
value.setMappings( mappings );
- value.setExplicitType( typeAnn );
+ value.setType( inferredData.getProperty(), inferredData.getClassOrElement() );
id = value.make();
}
rootClass.setIdentifier( id );
Modified: annotations/branches/v3_3_1_GA_CP/src/java/org/hibernate/cfg/annotations/PropertyBinder.java
===================================================================
--- annotations/branches/v3_3_1_GA_CP/src/java/org/hibernate/cfg/annotations/PropertyBinder.java 2009-11-14 18:03:16 UTC (rev 17984)
+++ annotations/branches/v3_3_1_GA_CP/src/java/org/hibernate/cfg/annotations/PropertyBinder.java 2009-11-16 13:01:09 UTC (rev 17985)
@@ -10,6 +10,7 @@
import org.hibernate.annotations.Generated;
import org.hibernate.annotations.GenerationTime;
import org.hibernate.annotations.NaturalId;
+import org.hibernate.annotations.Immutable;
import org.hibernate.annotations.OptimisticLock;
import org.hibernate.annotations.common.reflection.XClass;
import org.hibernate.annotations.common.reflection.XProperty;
@@ -73,7 +74,7 @@
public void setColumns(Ejb3Column[] columns) {
insertable = columns[0].isInsertable();
updatable = columns[0].isUpdatable();
- //concsistency is checked later when we know the proeprty name
+ //consistency is checked later when we know the property name
this.columns = columns;
}
@@ -94,7 +95,10 @@
}
private void validateBind() {
- //TODO check necessary params for a bind
+ if (property.isAnnotationPresent(Immutable.class)) {
+ throw new AnnotationException("@Immutable on property not allowed. " +
+ "Only allowed on entity level or on a collection.");
+ }
}
private void validateMake() {
15 years
Hibernate SVN: r17984 - core/trunk/core/src/main/java/org/hibernate/util.
by hibernate-commits@lists.jboss.org
Author: steve.ebersole(a)jboss.com
Date: 2009-11-14 13:03:16 -0500 (Sat, 14 Nov 2009)
New Revision: 17984
Modified:
core/trunk/core/src/main/java/org/hibernate/util/SerializationHelper.java
Log:
HHH-4572 - check if the connection supports jdbc4 before looking for the createClob method
Modified: core/trunk/core/src/main/java/org/hibernate/util/SerializationHelper.java
===================================================================
--- core/trunk/core/src/main/java/org/hibernate/util/SerializationHelper.java 2009-11-14 13:20:27 UTC (rev 17983)
+++ core/trunk/core/src/main/java/org/hibernate/util/SerializationHelper.java 2009-11-14 18:03:16 UTC (rev 17984)
@@ -224,7 +224,9 @@
}
/**
- * Deserializes an Object from an array of bytes.
+ * Deserializes an object from an array of bytes using the Thread Context
+ * ClassLoader (TCCL). If there is no TCCL set, the classloader of the calling
+ * class is used.
* <p/>
* Delegates to {@link #deserialize(byte[], ClassLoader)}
*
@@ -238,7 +240,7 @@
}
/**
- * Deserializes an Object from an array of bytes.
+ * Deserializes an object from an array of bytes.
* <p/>
* Delegates to {@link #deserialize(java.io.InputStream, ClassLoader)} using a
* {@link ByteArrayInputStream} to wrap the array.
@@ -261,9 +263,12 @@
/**
- * Custom ObjectInputStream implementation to more appropriately handle classloading
- * within app servers (mainly jboss - hence this class inspired by jboss's class of
- * the same purpose).
+ * By default, to resolve the classes being deserialized JDK serialization uses the
+ * classes loader which loaded the class which initiated the deserialization call. Here
+ * that would be hibernate classes. However, there are cases where that is not the correct
+ * class loader to use; mainly here we are worried about deserializing user classes in
+ * environments (app servers, etc) where Hibernate is on a parent classes loader. To
+ * facilitate for that we allow passing in the class loader we should use.
*/
private static final class CustomObjectInputStream extends ObjectInputStream {
private final ClassLoader loader;
@@ -273,10 +278,14 @@
this.loader = loader;
}
+ /**
+ * {@inheritDoc}
+ */
protected Class resolveClass(ObjectStreamClass v) throws IOException, ClassNotFoundException {
String className = v.getName();
log.trace("Attempting to locate class [" + className + "]");
+ // if we were given a classloader, attempt to use it to resolve the class...
if ( loader != null ) {
try {
return Class.forName( className, false, loader );
@@ -286,6 +295,8 @@
}
}
+ // By default delegate to normal JDK deserialization which will use the class loader
+ // of the class which is calling this deserialization.
return super.resolveClass( v );
}
}
15 years, 1 month
Hibernate SVN: r17983 - in core/branches/Branch_3_3_2_GA_CP/core/src/main/java/org/hibernate: util and 1 other directory.
by hibernate-commits@lists.jboss.org
Author: stliu
Date: 2009-11-14 08:20:27 -0500 (Sat, 14 Nov 2009)
New Revision: 17983
Modified:
core/branches/Branch_3_3_2_GA_CP/core/src/main/java/org/hibernate/type/SerializableType.java
core/branches/Branch_3_3_2_GA_CP/core/src/main/java/org/hibernate/util/SerializationHelper.java
Log:
JBPAPP-2277 HHH-2990 - Bad usage of ClassLoader.loadClass() for Java6 in SerializationHelper - deserialization bottleneck for arrays
Modified: core/branches/Branch_3_3_2_GA_CP/core/src/main/java/org/hibernate/type/SerializableType.java
===================================================================
--- core/branches/Branch_3_3_2_GA_CP/core/src/main/java/org/hibernate/type/SerializableType.java 2009-11-14 13:18:39 UTC (rev 17982)
+++ core/branches/Branch_3_3_2_GA_CP/core/src/main/java/org/hibernate/type/SerializableType.java 2009-11-14 13:20:27 UTC (rev 17983)
@@ -101,8 +101,8 @@
return SerializationHelper.serialize( (Serializable) object );
}
- private static Object fromBytes( byte[] bytes ) throws SerializationException {
- return SerializationHelper.deserialize(bytes);
+ private Object fromBytes( byte[] bytes ) throws SerializationException {
+ return SerializationHelper.deserialize( bytes, getReturnedClass().getClassLoader() );
}
public int sqlType() {
Modified: core/branches/Branch_3_3_2_GA_CP/core/src/main/java/org/hibernate/util/SerializationHelper.java
===================================================================
--- core/branches/Branch_3_3_2_GA_CP/core/src/main/java/org/hibernate/util/SerializationHelper.java 2009-11-14 13:18:39 UTC (rev 17982)
+++ core/branches/Branch_3_3_2_GA_CP/core/src/main/java/org/hibernate/util/SerializationHelper.java 2009-11-14 13:20:27 UTC (rev 17983)
@@ -84,7 +84,10 @@
*/
public static Object clone(Serializable object) throws SerializationException {
log.trace("Starting clone through serialization");
- return deserialize( serialize(object) );
+ if ( object == null ) {
+ return null;
+ }
+ return deserialize( serialize( object ), object.getClass().getClassLoader() );
}
// Serialize
@@ -153,62 +156,107 @@
// Deserialize
//-----------------------------------------------------------------------
/**
- * <p>Deserializes an <code>Object</code> from the specified stream.</p>
+ * Deserializes an object from the specified stream using the Thread Context
+ * ClassLoader (TCCL). If there is no TCCL set, the classloader of the calling
+ * class is used.
+ * <p/>
+ * Delegates to {@link #deserialize(java.io.InputStream, ClassLoader)}
*
- * <p>The stream will be closed once the object is written. This
- * avoids the need for a finally clause, and maybe also exception
- * handling, in the application code.</p>
+ * @param inputStream the serialized object input stream, must not be null
+ * @return the deserialized object
+ * @throws IllegalArgumentException if <code>inputStream</code> is <code>null</code>
+ * @throws SerializationException (runtime) if the serialization fails
+ */
+ public static Object deserialize(InputStream inputStream) throws SerializationException {
+ return deserialize( inputStream, Thread.currentThread().getContextClassLoader() );
+ }
+
+ /**
+ * Deserializes an object from the specified stream using the Thread Context
+ * ClassLoader (TCCL). If there is no TCCL set, the classloader of the calling
+ * class is used.
+ * <p/>
+ * The stream will be closed once the object is read. This avoids the need
+ * for a finally clause, and maybe also exception handling, in the application
+ * code.
+ * <p/>
+ * The stream passed in is not buffered internally within this method. This is
+ * the responsibility of the caller, if desired.
*
- * <p>The stream passed in is not buffered internally within this method.
- * This is the responsibility of your application if desired.</p>
- *
* @param inputStream the serialized object input stream, must not be null
+ * @param loader The classloader to use
+ *
* @return the deserialized object
+ *
* @throws IllegalArgumentException if <code>inputStream</code> is <code>null</code>
* @throws SerializationException (runtime) if the serialization fails
*/
- public static Object deserialize(InputStream inputStream) throws SerializationException {
+ public static Object deserialize(InputStream inputStream, ClassLoader loader) throws SerializationException {
if (inputStream == null) {
- throw new IllegalArgumentException("The InputStream must not be null");
+ throw new IllegalArgumentException( "The InputStream must not be null" );
}
- log.trace("Starting deserialization of object");
+ log.trace( "Starting deserialization of object" );
- CustomObjectInputStream in = null;
- try {
- // stream closed in the finally
- in = new CustomObjectInputStream(inputStream);
- return in.readObject();
+ try {
+ CustomObjectInputStream in = new CustomObjectInputStream( inputStream, loader );
+ try {
+ return in.readObject();
+ }
+ catch ( ClassNotFoundException e ) {
+ throw new SerializationException( "could not deserialize", e );
+ }
+ catch ( IOException e ) {
+ throw new SerializationException( "could not deserialize", e );
+ }
+ finally {
+ try {
+ in.close();
+ }
+ catch (IOException ignore) {
+ // ignore
+ }
+ }
+ }
+ catch ( IOException e ) {
+ throw new SerializationException( "could not deserialize", e );
+ }
+ }
- }
- catch (ClassNotFoundException ex) {
- throw new SerializationException("could not deserialize", ex);
- }
- catch (IOException ex) {
- throw new SerializationException("could not deserialize", ex);
- }
- finally {
- try {
- if (in != null) in.close();
- }
- catch (IOException ex) {}
- }
+ /**
+ * Deserializes an Object from an array of bytes.
+ * <p/>
+ * Delegates to {@link #deserialize(byte[], ClassLoader)}
+ *
+ * @param objectData the serialized object, must not be null
+ * @return the deserialized object
+ * @throws IllegalArgumentException if <code>objectData</code> is <code>null</code>
+ * @throws SerializationException (runtime) if the serialization fails
+ */
+ public static Object deserialize(byte[] objectData) throws SerializationException {
+ return deserialize( objectData, Thread.currentThread().getContextClassLoader() );
}
/**
- * <p>Deserializes a single <code>Object</code> from an array of bytes.</p>
+ * Deserializes an Object from an array of bytes.
+ * <p/>
+ * Delegates to {@link #deserialize(java.io.InputStream, ClassLoader)} using a
+ * {@link ByteArrayInputStream} to wrap the array.
*
* @param objectData the serialized object, must not be null
+ * @param loader The classloader to use
+ *
* @return the deserialized object
+ *
* @throws IllegalArgumentException if <code>objectData</code> is <code>null</code>
* @throws SerializationException (runtime) if the serialization fails
*/
- public static Object deserialize(byte[] objectData) throws SerializationException {
- if (objectData == null) {
- throw new IllegalArgumentException("The byte[] must not be null");
+ public static Object deserialize(byte[] objectData, ClassLoader loader) throws SerializationException {
+ if ( objectData == null ) {
+ throw new IllegalArgumentException( "The byte[] must not be null" );
}
- ByteArrayInputStream bais = new ByteArrayInputStream(objectData);
- return deserialize(bais);
+ ByteArrayInputStream bais = new ByteArrayInputStream( objectData );
+ return deserialize( bais, loader );
}
@@ -218,28 +266,27 @@
* the same purpose).
*/
private static final class CustomObjectInputStream extends ObjectInputStream {
+ private final ClassLoader loader;
- public CustomObjectInputStream(InputStream in) throws IOException {
- super(in);
+ private CustomObjectInputStream(InputStream in, ClassLoader loader) throws IOException {
+ super( in );
+ this.loader = loader;
}
protected Class resolveClass(ObjectStreamClass v) throws IOException, ClassNotFoundException {
String className = v.getName();
- Class resolvedClass = null;
-
log.trace("Attempting to locate class [" + className + "]");
- ClassLoader loader = Thread.currentThread().getContextClassLoader();
- try {
- resolvedClass = loader.loadClass(className);
- log.trace("Class resolved through context class loader");
+ if ( loader != null ) {
+ try {
+ return Class.forName( className, false, loader );
+ }
+ catch (ClassNotFoundException e) {
+ log.trace( "Unable to locate class using given classloader" );
+ }
}
- catch(ClassNotFoundException e) {
- log.trace("Asking super to resolve");
- resolvedClass = super.resolveClass(v);
- }
- return resolvedClass;
+ return super.resolveClass( v );
}
}
}
15 years, 1 month
Hibernate SVN: r17982 - annotations/branches/v3_4_0_GA_CP/src/java/org/hibernate/type.
by hibernate-commits@lists.jboss.org
Author: stliu
Date: 2009-11-14 08:18:39 -0500 (Sat, 14 Nov 2009)
New Revision: 17982
Modified:
annotations/branches/v3_4_0_GA_CP/src/java/org/hibernate/type/SerializableToBlobType.java
Log:
JBPAPP-2277 HHH-2990 - Bad usage of ClassLoader.loadClass() for Java6 in SerializationHelper - deserialization bottleneck for arrays
Modified: annotations/branches/v3_4_0_GA_CP/src/java/org/hibernate/type/SerializableToBlobType.java
===================================================================
--- annotations/branches/v3_4_0_GA_CP/src/java/org/hibernate/type/SerializableToBlobType.java 2009-11-14 12:56:08 UTC (rev 17981)
+++ annotations/branches/v3_4_0_GA_CP/src/java/org/hibernate/type/SerializableToBlobType.java 2009-11-14 13:18:39 UTC (rev 17982)
@@ -65,8 +65,8 @@
return SerializationHelper.serialize( (Serializable) object );
}
- private static Object fromBytes(byte[] bytes) throws SerializationException {
- return SerializationHelper.deserialize( bytes );
+ private Object fromBytes(byte[] bytes) throws SerializationException {
+ return SerializationHelper.deserialize( bytes, getReturnedClass().getClassLoader() );
}
public void set(PreparedStatement st, Object value, int index, SessionImplementor session) throws SQLException {
15 years, 1 month
Hibernate SVN: r17981 - in core/branches/Branch_3_2_4_SP1_CP/src/org/hibernate: util and 1 other directory.
by hibernate-commits@lists.jboss.org
Author: stliu
Date: 2009-11-14 07:56:08 -0500 (Sat, 14 Nov 2009)
New Revision: 17981
Modified:
core/branches/Branch_3_2_4_SP1_CP/src/org/hibernate/type/SerializableType.java
core/branches/Branch_3_2_4_SP1_CP/src/org/hibernate/util/SerializationHelper.java
Log:
JBPAPP-906 HHH-2990 - Bad usage of ClassLoader.loadClass() for Java6 in SerializationHelper - deserialization bottleneck for arrays
Modified: core/branches/Branch_3_2_4_SP1_CP/src/org/hibernate/type/SerializableType.java
===================================================================
--- core/branches/Branch_3_2_4_SP1_CP/src/org/hibernate/type/SerializableType.java 2009-11-14 12:55:12 UTC (rev 17980)
+++ core/branches/Branch_3_2_4_SP1_CP/src/org/hibernate/type/SerializableType.java 2009-11-14 12:56:08 UTC (rev 17981)
@@ -78,8 +78,8 @@
return SerializationHelper.serialize( (Serializable) object );
}
- private static Object fromBytes( byte[] bytes ) throws SerializationException {
- return SerializationHelper.deserialize(bytes);
+ private Object fromBytes( byte[] bytes ) throws SerializationException {
+ return SerializationHelper.deserialize( bytes, getReturnedClass().getClassLoader() );
}
public int sqlType() {
Modified: core/branches/Branch_3_2_4_SP1_CP/src/org/hibernate/util/SerializationHelper.java
===================================================================
--- core/branches/Branch_3_2_4_SP1_CP/src/org/hibernate/util/SerializationHelper.java 2009-11-14 12:55:12 UTC (rev 17980)
+++ core/branches/Branch_3_2_4_SP1_CP/src/org/hibernate/util/SerializationHelper.java 2009-11-14 12:56:08 UTC (rev 17981)
@@ -113,7 +113,10 @@
*/
public static Object clone(Serializable object) throws SerializationException {
log.trace("Starting clone through serialization");
- return deserialize( serialize(object) );
+ if ( object == null ) {
+ return null;
+ }
+ return deserialize( serialize( object ), object.getClass().getClassLoader() );
}
// Serialize
@@ -182,62 +185,107 @@
// Deserialize
//-----------------------------------------------------------------------
/**
- * <p>Deserializes an <code>Object</code> from the specified stream.</p>
+ * Deserializes an object from the specified stream using the Thread Context
+ * ClassLoader (TCCL). If there is no TCCL set, the classloader of the calling
+ * class is used.
+ * <p/>
+ * Delegates to {@link #deserialize(java.io.InputStream, ClassLoader)}
*
- * <p>The stream will be closed once the object is written. This
- * avoids the need for a finally clause, and maybe also exception
- * handling, in the application code.</p>
+ * @param inputStream the serialized object input stream, must not be null
+ * @return the deserialized object
+ * @throws IllegalArgumentException if <code>inputStream</code> is <code>null</code>
+ * @throws SerializationException (runtime) if the serialization fails
+ */
+ public static Object deserialize(InputStream inputStream) throws SerializationException {
+ return deserialize( inputStream, Thread.currentThread().getContextClassLoader() );
+ }
+
+ /**
+ * Deserializes an object from the specified stream using the Thread Context
+ * ClassLoader (TCCL). If there is no TCCL set, the classloader of the calling
+ * class is used.
+ * <p/>
+ * The stream will be closed once the object is read. This avoids the need
+ * for a finally clause, and maybe also exception handling, in the application
+ * code.
+ * <p/>
+ * The stream passed in is not buffered internally within this method. This is
+ * the responsibility of the caller, if desired.
*
- * <p>The stream passed in is not buffered internally within this method.
- * This is the responsibility of your application if desired.</p>
- *
* @param inputStream the serialized object input stream, must not be null
+ * @param loader The classloader to use
+ *
* @return the deserialized object
+ *
* @throws IllegalArgumentException if <code>inputStream</code> is <code>null</code>
* @throws SerializationException (runtime) if the serialization fails
*/
- public static Object deserialize(InputStream inputStream) throws SerializationException {
+ public static Object deserialize(InputStream inputStream, ClassLoader loader) throws SerializationException {
if (inputStream == null) {
- throw new IllegalArgumentException("The InputStream must not be null");
+ throw new IllegalArgumentException( "The InputStream must not be null" );
}
- log.trace("Starting deserialization of object");
+ log.trace( "Starting deserialization of object" );
- CustomObjectInputStream in = null;
- try {
- // stream closed in the finally
- in = new CustomObjectInputStream(inputStream);
- return in.readObject();
+ try {
+ CustomObjectInputStream in = new CustomObjectInputStream( inputStream, loader );
+ try {
+ return in.readObject();
+ }
+ catch ( ClassNotFoundException e ) {
+ throw new SerializationException( "could not deserialize", e );
+ }
+ catch ( IOException e ) {
+ throw new SerializationException( "could not deserialize", e );
+ }
+ finally {
+ try {
+ in.close();
+ }
+ catch (IOException ignore) {
+ // ignore
+ }
+ }
+ }
+ catch ( IOException e ) {
+ throw new SerializationException( "could not deserialize", e );
+ }
+ }
- }
- catch (ClassNotFoundException ex) {
- throw new SerializationException("could not deserialize", ex);
- }
- catch (IOException ex) {
- throw new SerializationException("could not deserialize", ex);
- }
- finally {
- try {
- if (in != null) in.close();
- }
- catch (IOException ex) {}
- }
+ /**
+ * Deserializes an Object from an array of bytes.
+ * <p/>
+ * Delegates to {@link #deserialize(byte[], ClassLoader)}
+ *
+ * @param objectData the serialized object, must not be null
+ * @return the deserialized object
+ * @throws IllegalArgumentException if <code>objectData</code> is <code>null</code>
+ * @throws SerializationException (runtime) if the serialization fails
+ */
+ public static Object deserialize(byte[] objectData) throws SerializationException {
+ return deserialize( objectData, Thread.currentThread().getContextClassLoader() );
}
/**
- * <p>Deserializes a single <code>Object</code> from an array of bytes.</p>
+ * Deserializes an Object from an array of bytes.
+ * <p/>
+ * Delegates to {@link #deserialize(java.io.InputStream, ClassLoader)} using a
+ * {@link ByteArrayInputStream} to wrap the array.
*
* @param objectData the serialized object, must not be null
+ * @param loader The classloader to use
+ *
* @return the deserialized object
+ *
* @throws IllegalArgumentException if <code>objectData</code> is <code>null</code>
* @throws SerializationException (runtime) if the serialization fails
*/
- public static Object deserialize(byte[] objectData) throws SerializationException {
- if (objectData == null) {
- throw new IllegalArgumentException("The byte[] must not be null");
+ public static Object deserialize(byte[] objectData, ClassLoader loader) throws SerializationException {
+ if ( objectData == null ) {
+ throw new IllegalArgumentException( "The byte[] must not be null" );
}
- ByteArrayInputStream bais = new ByteArrayInputStream(objectData);
- return deserialize(bais);
+ ByteArrayInputStream bais = new ByteArrayInputStream( objectData );
+ return deserialize( bais, loader );
}
@@ -247,28 +295,27 @@
* the same purpose).
*/
private static final class CustomObjectInputStream extends ObjectInputStream {
+ private final ClassLoader loader;
- public CustomObjectInputStream(InputStream in) throws IOException {
- super(in);
+ private CustomObjectInputStream(InputStream in, ClassLoader loader) throws IOException {
+ super( in );
+ this.loader = loader;
}
protected Class resolveClass(ObjectStreamClass v) throws IOException, ClassNotFoundException {
String className = v.getName();
- Class resolvedClass = null;
-
log.trace("Attempting to locate class [" + className + "]");
- ClassLoader loader = Thread.currentThread().getContextClassLoader();
- try {
- resolvedClass = loader.loadClass(className);
- log.trace("Class resolved through context class loader");
+ if ( loader != null ) {
+ try {
+ return Class.forName( className, false, loader );
+ }
+ catch (ClassNotFoundException e) {
+ log.trace( "Unable to locate class using given classloader" );
+ }
}
- catch(ClassNotFoundException e) {
- log.trace("Asking super to resolve");
- resolvedClass = super.resolveClass(v);
- }
- return resolvedClass;
+ return super.resolveClass( v );
}
}
}
15 years, 1 month
Hibernate SVN: r17980 - annotations/branches/v3_3_1_GA_CP/src/java/org/hibernate/type.
by hibernate-commits@lists.jboss.org
Author: stliu
Date: 2009-11-14 07:55:12 -0500 (Sat, 14 Nov 2009)
New Revision: 17980
Modified:
annotations/branches/v3_3_1_GA_CP/src/java/org/hibernate/type/SerializableToBlobType.java
Log:
JBPAPP-906 HHH-2990 - Bad usage of ClassLoader.loadClass() for Java6 in SerializationHelper - deserialization bottleneck for arrays
Modified: annotations/branches/v3_3_1_GA_CP/src/java/org/hibernate/type/SerializableToBlobType.java
===================================================================
--- annotations/branches/v3_3_1_GA_CP/src/java/org/hibernate/type/SerializableToBlobType.java 2009-11-14 03:45:27 UTC (rev 17979)
+++ annotations/branches/v3_3_1_GA_CP/src/java/org/hibernate/type/SerializableToBlobType.java 2009-11-14 12:55:12 UTC (rev 17980)
@@ -65,8 +65,8 @@
return SerializationHelper.serialize( (Serializable) object );
}
- private static Object fromBytes(byte[] bytes) throws SerializationException {
- return SerializationHelper.deserialize( bytes );
+ private Object fromBytes(byte[] bytes) throws SerializationException {
+ return SerializationHelper.deserialize( bytes, getReturnedClass().getClassLoader() );
}
public void set(PreparedStatement st, Object value, int index, SessionImplementor session) throws SQLException {
15 years, 1 month
Hibernate SVN: r17979 - in core/trunk: jdbc4-testing/src/test/java/org/hibernate/engine/jdbc/jdbc4 and 1 other directory.
by hibernate-commits@lists.jboss.org
Author: steve.ebersole(a)jboss.com
Date: 2009-11-13 22:45:27 -0500 (Fri, 13 Nov 2009)
New Revision: 17979
Modified:
core/trunk/core/src/main/java/org/hibernate/engine/jdbc/JdbcSupportLoader.java
core/trunk/jdbc4-testing/src/test/java/org/hibernate/engine/jdbc/jdbc4/JdbcSupportTest.java
Log:
HHH-4572 - check if the connection supports jdbc4 before looking for the createClob method
Modified: core/trunk/core/src/main/java/org/hibernate/engine/jdbc/JdbcSupportLoader.java
===================================================================
--- core/trunk/core/src/main/java/org/hibernate/engine/jdbc/JdbcSupportLoader.java 2009-11-13 19:04:09 UTC (rev 17978)
+++ core/trunk/core/src/main/java/org/hibernate/engine/jdbc/JdbcSupportLoader.java 2009-11-14 03:45:27 UTC (rev 17979)
@@ -45,6 +45,7 @@
*
* @param jdbcConnection A JDBC {@link java.sql.Connection} which can be used to gauge the drivers level of support,
* specifically for creating LOB references.
+ *
* @return An appropriate {@link JdbcSupport} instance.
*/
public static JdbcSupport loadJdbcSupport(Connection jdbcConnection) {
@@ -61,25 +62,30 @@
* throwing an exception).
*
* @param jdbcConnection The connection whcih can be used in level-of-support testing.
+ *
* @return True if the connection can be used to create LOBs; false otherwise.
*/
private static boolean useContextualLobCreation(Connection jdbcConnection) {
if ( jdbcConnection == null ) {
+ log.info( "Disabling contextual LOB creation as connection was null" );
return false;
}
try {
try {
- DatabaseMetaData meta = jdbcConnection.getMetaData();
+ DatabaseMetaData meta = jdbcConnection.getMetaData();
// if the jdbc driver version is less than 4, it shouldn't have createClob
if ( meta.getJDBCMajorVersion() < 4 ) {
- log.info("Disabling contextual LOB creation as JDBC driver version (" +
- meta.getJDBCMajorVersion()+
- ") is less than 4");
+ log.info(
+ "Disabling contextual LOB creation as JDBC driver reported JDBC version [" +
+ meta.getJDBCMajorVersion() + "] less than 4"
+ );
return false;
}
}
- catch(SQLException eat) { /* ignore exception and continue */}
+ catch ( SQLException ignore ) {
+ // ignore exception and continue
+ }
Class connectionClass = Connection.class;
Method createClobMethod = connectionClass.getMethod( "createClob", NO_ARG_SIG );
@@ -99,7 +105,7 @@
return true;
}
catch ( Throwable t ) {
- log.info( "createClob() method threw error : " + t );
+ log.info( "Disabling contextual LOB creation as createClob() method threw error : " + t );
}
}
}
Modified: core/trunk/jdbc4-testing/src/test/java/org/hibernate/engine/jdbc/jdbc4/JdbcSupportTest.java
===================================================================
--- core/trunk/jdbc4-testing/src/test/java/org/hibernate/engine/jdbc/jdbc4/JdbcSupportTest.java 2009-11-13 19:04:09 UTC (rev 17978)
+++ core/trunk/jdbc4-testing/src/test/java/org/hibernate/engine/jdbc/jdbc4/JdbcSupportTest.java 2009-11-14 03:45:27 UTC (rev 17979)
@@ -53,6 +53,7 @@
public class JdbcSupportTest extends TestCase {
public void testConnectedLobCreator() throws SQLException {
final Connection connection = createConnectionProxy(
+ 4,
new JdbcLobBuilder() {
public Blob createBlob() {
return new JdbcBlob();
@@ -65,10 +66,6 @@
public NClob createNClob() {
return new JdbcNClob();
}
-
- public DatabaseMetaData getMetaData() {
- return new JdbcMetadata(4);
- }
}
);
final LobCreationContext lobCreationContext = new LobCreationContext() {
@@ -108,6 +105,7 @@
public void testConnectedLobCreatorWithUnSupportedCreations() throws SQLException {
final Connection connection = createConnectionProxy(
+ 3,
new JdbcLobBuilder() {
public Blob createBlob() {
throw new UnsupportedOperationException();
@@ -120,10 +118,6 @@
public NClob createNClob() {
throw new UnsupportedOperationException();
}
-
- public DatabaseMetaData getMetaData() {
- return new JdbcMetadata(3);
- }
}
);
final LobCreationContext lobCreationContext = new LobCreationContext() {
@@ -190,14 +184,15 @@
public Blob createBlob();
public Clob createClob();
public NClob createNClob();
- public DatabaseMetaData getMetaData();
}
private class ConnectionProxyHandler implements InvocationHandler {
private final JdbcLobBuilder lobBuilder;
+ private final DatabaseMetaData metadata;
- private ConnectionProxyHandler(JdbcLobBuilder lobBuilder) {
+ private ConnectionProxyHandler(int version, JdbcLobBuilder lobBuilder) {
this.lobBuilder = lobBuilder;
+ this.metadata = createMetadataProxy( version );
}
public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
@@ -214,20 +209,43 @@
return lobBuilder.createNClob();
}
else if ( "getMetaData".equals( methodName ) ) {
- return lobBuilder.getMetaData();
+ return metadata;
}
}
return null;
}
}
- private static Class[] PROXY_TYPES = new Class[] { Connection.class };
+ private static Class[] CONN_PROXY_TYPES = new Class[] { Connection.class };
- private Connection createConnectionProxy(JdbcLobBuilder jdbcLobBuilder) {
- ConnectionProxyHandler handler = new ConnectionProxyHandler( jdbcLobBuilder );
- return ( Connection ) Proxy.newProxyInstance( getClass().getClassLoader(), PROXY_TYPES, handler );
+ private Connection createConnectionProxy(int version, JdbcLobBuilder jdbcLobBuilder) {
+ ConnectionProxyHandler handler = new ConnectionProxyHandler( version, jdbcLobBuilder );
+ return ( Connection ) Proxy.newProxyInstance( getClass().getClassLoader(), CONN_PROXY_TYPES, handler );
}
+ private class MetadataProxyHandler implements InvocationHandler {
+ private final int jdbcVersion;
+
+ private MetadataProxyHandler(int jdbcVersion) {
+ this.jdbcVersion = jdbcVersion;
+ }
+
+ public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
+ final String methodName = method.getName();
+ if ( "getJDBCMajorVersion".equals( methodName ) ) {
+ return jdbcVersion;
+ }
+ return null;
+ }
+ }
+
+ private static Class[] META_PROXY_TYPES = new Class[] { DatabaseMetaData.class };
+
+ private DatabaseMetaData createMetadataProxy(int version) {
+ MetadataProxyHandler handler = new MetadataProxyHandler( version );
+ return ( DatabaseMetaData ) Proxy.newProxyInstance( getClass().getClassLoader(), META_PROXY_TYPES, handler );
+ }
+
private class JdbcBlob implements Blob {
public long length() throws SQLException {
return 0;
@@ -326,3365 +344,4 @@
private class JdbcNClob extends JdbcClob implements NClob {
}
-
- private class JdbcMetadata implements DatabaseMetaData {
-
- private final int jdbcVersion;
-
- JdbcMetadata(int jdbcVersion) {
- this.jdbcVersion = jdbcVersion;
- }
-
- /**
- * Retrieves whether the current user can call all the procedures
- * returned by the method <code>getProcedures</code>.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean allProceduresAreCallable() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether the current user can use all the tables returned
- * by the method <code>getTables</code> in a <code>SELECT</code>
- * statement.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean allTablesAreSelectable() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves the URL for this DBMS.
- *
- * @return the URL for this DBMS or <code>null</code> if it cannot be
- * generated
- * @throws java.sql.SQLException if a database access error occurs
- */
- public String getURL() throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves the user name as known to this database.
- *
- * @return the database user name
- * @throws java.sql.SQLException if a database access error occurs
- */
- public String getUserName() throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database is in read-only mode.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean isReadOnly() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether <code>NULL</code> values are sorted high.
- * Sorted high means that <code>NULL</code> values
- * sort higher than any other value in a domain. In an ascending order,
- * if this method returns <code>true</code>, <code>NULL</code> values
- * will appear at the end. By contrast, the method
- * <code>nullsAreSortedAtEnd</code> indicates whether <code>NULL</code> values
- * are sorted at the end regardless of sort order.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean nullsAreSortedHigh() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether <code>NULL</code> values are sorted low.
- * Sorted low means that <code>NULL</code> values
- * sort lower than any other value in a domain. In an ascending order,
- * if this method returns <code>true</code>, <code>NULL</code> values
- * will appear at the beginning. By contrast, the method
- * <code>nullsAreSortedAtStart</code> indicates whether <code>NULL</code> values
- * are sorted at the beginning regardless of sort order.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean nullsAreSortedLow() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether <code>NULL</code> values are sorted at the start regardless
- * of sort order.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean nullsAreSortedAtStart() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether <code>NULL</code> values are sorted at the end regardless of
- * sort order.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean nullsAreSortedAtEnd() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves the name of this database product.
- *
- * @return database product name
- * @throws java.sql.SQLException if a database access error occurs
- */
- public String getDatabaseProductName() throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves the version number of this database product.
- *
- * @return database version number
- * @throws java.sql.SQLException if a database access error occurs
- */
- public String getDatabaseProductVersion() throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves the name of this JDBC driver.
- *
- * @return JDBC driver name
- * @throws java.sql.SQLException if a database access error occurs
- */
- public String getDriverName() throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves the version number of this JDBC driver as a <code>String</code>.
- *
- * @return JDBC driver version
- * @throws java.sql.SQLException if a database access error occurs
- */
- public String getDriverVersion() throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves this JDBC driver's major version number.
- *
- * @return JDBC driver major version
- */
- public int getDriverMajorVersion()
- {
- return 0; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves this JDBC driver's minor version number.
- *
- * @return JDBC driver minor version number
- */
- public int getDriverMinorVersion()
- {
- return 0; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database stores tables in a local file.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean usesLocalFiles() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database uses a file for each table.
- *
- * @return <code>true</code> if this database uses a local file for each table;
- * <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean usesLocalFilePerTable() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database treats mixed case unquoted SQL identifiers as
- * case sensitive and as a result stores them in mixed case.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsMixedCaseIdentifiers() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database treats mixed case unquoted SQL identifiers as
- * case insensitive and stores them in upper case.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean storesUpperCaseIdentifiers() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database treats mixed case unquoted SQL identifiers as
- * case insensitive and stores them in lower case.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean storesLowerCaseIdentifiers() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database treats mixed case unquoted SQL identifiers as
- * case insensitive and stores them in mixed case.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean storesMixedCaseIdentifiers() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database treats mixed case quoted SQL identifiers as
- * case sensitive and as a result stores them in mixed case.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsMixedCaseQuotedIdentifiers() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database treats mixed case quoted SQL identifiers as
- * case insensitive and stores them in upper case.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean storesUpperCaseQuotedIdentifiers() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database treats mixed case quoted SQL identifiers as
- * case insensitive and stores them in lower case.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean storesLowerCaseQuotedIdentifiers() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database treats mixed case quoted SQL identifiers as
- * case insensitive and stores them in mixed case.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean storesMixedCaseQuotedIdentifiers() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves the string used to quote SQL identifiers.
- * This method returns a space " " if identifier quoting is not supported.
- *
- * @return the quoting string or a space if quoting is not supported
- * @throws java.sql.SQLException if a database access error occurs
- */
- public String getIdentifierQuoteString() throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves a comma-separated list of all of this database's SQL keywords
- * that are NOT also SQL:2003 keywords.
- *
- * @return the list of this database's keywords that are not also
- * SQL:2003 keywords
- * @throws java.sql.SQLException if a database access error occurs
- */
- public String getSQLKeywords() throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves a comma-separated list of math functions available with
- * this database. These are the Open /Open CLI math function names used in
- * the JDBC function escape clause.
- *
- * @return the list of math functions supported by this database
- * @throws java.sql.SQLException if a database access error occurs
- */
- public String getNumericFunctions() throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves a comma-separated list of string functions available with
- * this database. These are the Open Group CLI string function names used
- * in the JDBC function escape clause.
- *
- * @return the list of string functions supported by this database
- * @throws java.sql.SQLException if a database access error occurs
- */
- public String getStringFunctions() throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves a comma-separated list of system functions available with
- * this database. These are the Open Group CLI system function names used
- * in the JDBC function escape clause.
- *
- * @return a list of system functions supported by this database
- * @throws java.sql.SQLException if a database access error occurs
- */
- public String getSystemFunctions() throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves a comma-separated list of the time and date functions available
- * with this database.
- *
- * @return the list of time and date functions supported by this database
- * @throws java.sql.SQLException if a database access error occurs
- */
- public String getTimeDateFunctions() throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves the string that can be used to escape wildcard characters.
- * This is the string that can be used to escape '_' or '%' in
- * the catalog search parameters that are a pattern (and therefore use one
- * of the wildcard characters).
- * <p/>
- * <P>The '_' character represents any single character;
- * the '%' character represents any sequence of zero or
- * more characters.
- *
- * @return the string used to escape wildcard characters
- * @throws java.sql.SQLException if a database access error occurs
- */
- public String getSearchStringEscape() throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves all the "extra" characters that can be used in unquoted
- * identifier names (those beyond a-z, A-Z, 0-9 and _).
- *
- * @return the string containing the extra characters
- * @throws java.sql.SQLException if a database access error occurs
- */
- public String getExtraNameCharacters() throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports <code>ALTER TABLE</code>
- * with add column.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsAlterTableWithAddColumn() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports <code>ALTER TABLE</code>
- * with drop column.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsAlterTableWithDropColumn() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports column aliasing.
- * <p/>
- * <P>If so, the SQL AS clause can be used to provide names for
- * computed columns or to provide alias names for columns as
- * required.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsColumnAliasing() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports concatenations between
- * <code>NULL</code> and non-<code>NULL</code> values being
- * <code>NULL</code>.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean nullPlusNonNullIsNull() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports the JDBC scalar function
- * <code>CONVERT</code> for the conversion of one JDBC type to another.
- * The JDBC types are the generic SQL data types defined
- * in <code>java.sql.Types</code>.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsConvert() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports the JDBC scalar function
- * <code>CONVERT</code> for conversions between the JDBC types <i>fromType</i>
- * and <i>toType</i>. The JDBC types are the generic SQL data types defined
- * in <code>java.sql.Types</code>.
- *
- * @param fromType the type to convert from; one of the type codes from
- * the class <code>java.sql.Types</code>
- * @param toType the type to convert to; one of the type codes from
- * the class <code>java.sql.Types</code>
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- * @see java.sql.Types
- */
- public boolean supportsConvert(int fromType, int toType) throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports table correlation names.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsTableCorrelationNames() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether, when table correlation names are supported, they
- * are restricted to being different from the names of the tables.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsDifferentTableCorrelationNames() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports expressions in
- * <code>ORDER BY</code> lists.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsExpressionsInOrderBy() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports using a column that is
- * not in the <code>SELECT</code> statement in an
- * <code>ORDER BY</code> clause.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsOrderByUnrelated() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports some form of
- * <code>GROUP BY</code> clause.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsGroupBy() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports using a column that is
- * not in the <code>SELECT</code> statement in a
- * <code>GROUP BY</code> clause.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsGroupByUnrelated() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports using columns not included in
- * the <code>SELECT</code> statement in a <code>GROUP BY</code> clause
- * provided that all of the columns in the <code>SELECT</code> statement
- * are included in the <code>GROUP BY</code> clause.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsGroupByBeyondSelect() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports specifying a
- * <code>LIKE</code> escape clause.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsLikeEscapeClause() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports getting multiple
- * <code>ResultSet</code> objects from a single call to the
- * method <code>execute</code>.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsMultipleResultSets() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database allows having multiple
- * transactions open at once (on different connections).
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsMultipleTransactions() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether columns in this database may be defined as non-nullable.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsNonNullableColumns() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports the ODBC Minimum SQL grammar.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsMinimumSQLGrammar() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports the ODBC Core SQL grammar.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsCoreSQLGrammar() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports the ODBC Extended SQL grammar.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsExtendedSQLGrammar() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports the ANSI92 entry level SQL
- * grammar.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsANSI92EntryLevelSQL() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports the ANSI92 intermediate SQL grammar supported.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsANSI92IntermediateSQL() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports the ANSI92 full SQL grammar supported.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsANSI92FullSQL() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports the SQL Integrity
- * Enhancement Facility.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsIntegrityEnhancementFacility() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports some form of outer join.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsOuterJoins() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports full nested outer joins.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsFullOuterJoins() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database provides limited support for outer
- * joins. (This will be <code>true</code> if the method
- * <code>supportsFullOuterJoins</code> returns <code>true</code>).
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsLimitedOuterJoins() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves the database vendor's preferred term for "schema".
- *
- * @return the vendor term for "schema"
- * @throws java.sql.SQLException if a database access error occurs
- */
- public String getSchemaTerm() throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves the database vendor's preferred term for "procedure".
- *
- * @return the vendor term for "procedure"
- * @throws java.sql.SQLException if a database access error occurs
- */
- public String getProcedureTerm() throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves the database vendor's preferred term for "catalog".
- *
- * @return the vendor term for "catalog"
- * @throws java.sql.SQLException if a database access error occurs
- */
- public String getCatalogTerm() throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether a catalog appears at the start of a fully qualified
- * table name. If not, the catalog appears at the end.
- *
- * @return <code>true</code> if the catalog name appears at the beginning
- * of a fully qualified table name; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean isCatalogAtStart() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves the <code>String</code> that this database uses as the
- * separator between a catalog and table name.
- *
- * @return the separator string
- * @throws java.sql.SQLException if a database access error occurs
- */
- public String getCatalogSeparator() throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether a schema name can be used in a data manipulation statement.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsSchemasInDataManipulation() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether a schema name can be used in a procedure call statement.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsSchemasInProcedureCalls() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether a schema name can be used in a table definition statement.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsSchemasInTableDefinitions() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether a schema name can be used in an index definition statement.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsSchemasInIndexDefinitions() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether a schema name can be used in a privilege definition statement.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsSchemasInPrivilegeDefinitions() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether a catalog name can be used in a data manipulation statement.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsCatalogsInDataManipulation() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether a catalog name can be used in a procedure call statement.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsCatalogsInProcedureCalls() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether a catalog name can be used in a table definition statement.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsCatalogsInTableDefinitions() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether a catalog name can be used in an index definition statement.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsCatalogsInIndexDefinitions() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether a catalog name can be used in a privilege definition statement.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsCatalogsInPrivilegeDefinitions() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports positioned <code>DELETE</code>
- * statements.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsPositionedDelete() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports positioned <code>UPDATE</code>
- * statements.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsPositionedUpdate() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports <code>SELECT FOR UPDATE</code>
- * statements.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsSelectForUpdate() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports stored procedure calls
- * that use the stored procedure escape syntax.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsStoredProcedures() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports subqueries in comparison
- * expressions.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsSubqueriesInComparisons() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports subqueries in
- * <code>EXISTS</code> expressions.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsSubqueriesInExists() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports subqueries in
- * <code>IN</code> expressions.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsSubqueriesInIns() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports subqueries in quantified
- * expressions.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsSubqueriesInQuantifieds() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports correlated subqueries.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsCorrelatedSubqueries() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports SQL <code>UNION</code>.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsUnion() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports SQL <code>UNION ALL</code>.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsUnionAll() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports keeping cursors open
- * across commits.
- *
- * @return <code>true</code> if cursors always remain open;
- * <code>false</code> if they might not remain open
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsOpenCursorsAcrossCommit() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports keeping cursors open
- * across rollbacks.
- *
- * @return <code>true</code> if cursors always remain open;
- * <code>false</code> if they might not remain open
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsOpenCursorsAcrossRollback() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports keeping statements open
- * across commits.
- *
- * @return <code>true</code> if statements always remain open;
- * <code>false</code> if they might not remain open
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsOpenStatementsAcrossCommit() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports keeping statements open
- * across rollbacks.
- *
- * @return <code>true</code> if statements always remain open;
- * <code>false</code> if they might not remain open
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsOpenStatementsAcrossRollback() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves the maximum number of hex characters this database allows in an
- * inline binary literal.
- *
- * @return max the maximum length (in hex characters) for a binary literal;
- * a result of zero means that there is no limit or the limit
- * is not known
- * @throws java.sql.SQLException if a database access error occurs
- */
- public int getMaxBinaryLiteralLength() throws SQLException
- {
- return 0; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves the maximum number of characters this database allows
- * for a character literal.
- *
- * @return the maximum number of characters allowed for a character literal;
- * a result of zero means that there is no limit or the limit is
- * not known
- * @throws java.sql.SQLException if a database access error occurs
- */
- public int getMaxCharLiteralLength() throws SQLException
- {
- return 0; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves the maximum number of characters this database allows
- * for a column name.
- *
- * @return the maximum number of characters allowed for a column name;
- * a result of zero means that there is no limit or the limit
- * is not known
- * @throws java.sql.SQLException if a database access error occurs
- */
- public int getMaxColumnNameLength() throws SQLException
- {
- return 0; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves the maximum number of columns this database allows in a
- * <code>GROUP BY</code> clause.
- *
- * @return the maximum number of columns allowed;
- * a result of zero means that there is no limit or the limit
- * is not known
- * @throws java.sql.SQLException if a database access error occurs
- */
- public int getMaxColumnsInGroupBy() throws SQLException
- {
- return 0; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves the maximum number of columns this database allows in an index.
- *
- * @return the maximum number of columns allowed;
- * a result of zero means that there is no limit or the limit
- * is not known
- * @throws java.sql.SQLException if a database access error occurs
- */
- public int getMaxColumnsInIndex() throws SQLException
- {
- return 0; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves the maximum number of columns this database allows in an
- * <code>ORDER BY</code> clause.
- *
- * @return the maximum number of columns allowed;
- * a result of zero means that there is no limit or the limit
- * is not known
- * @throws java.sql.SQLException if a database access error occurs
- */
- public int getMaxColumnsInOrderBy() throws SQLException
- {
- return 0; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves the maximum number of columns this database allows in a
- * <code>SELECT</code> list.
- *
- * @return the maximum number of columns allowed;
- * a result of zero means that there is no limit or the limit
- * is not known
- * @throws java.sql.SQLException if a database access error occurs
- */
- public int getMaxColumnsInSelect() throws SQLException
- {
- return 0; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves the maximum number of columns this database allows in a table.
- *
- * @return the maximum number of columns allowed;
- * a result of zero means that there is no limit or the limit
- * is not known
- * @throws java.sql.SQLException if a database access error occurs
- */
- public int getMaxColumnsInTable() throws SQLException
- {
- return 0; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves the maximum number of concurrent connections to this
- * database that are possible.
- *
- * @return the maximum number of active connections possible at one time;
- * a result of zero means that there is no limit or the limit
- * is not known
- * @throws java.sql.SQLException if a database access error occurs
- */
- public int getMaxConnections() throws SQLException
- {
- return 0; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves the maximum number of characters that this database allows in a
- * cursor name.
- *
- * @return the maximum number of characters allowed in a cursor name;
- * a result of zero means that there is no limit or the limit
- * is not known
- * @throws java.sql.SQLException if a database access error occurs
- */
- public int getMaxCursorNameLength() throws SQLException
- {
- return 0; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves the maximum number of bytes this database allows for an
- * index, including all of the parts of the index.
- *
- * @return the maximum number of bytes allowed; this limit includes the
- * composite of all the constituent parts of the index;
- * a result of zero means that there is no limit or the limit
- * is not known
- * @throws java.sql.SQLException if a database access error occurs
- */
- public int getMaxIndexLength() throws SQLException
- {
- return 0; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves the maximum number of characters that this database allows in a
- * schema name.
- *
- * @return the maximum number of characters allowed in a schema name;
- * a result of zero means that there is no limit or the limit
- * is not known
- * @throws java.sql.SQLException if a database access error occurs
- */
- public int getMaxSchemaNameLength() throws SQLException
- {
- return 0; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves the maximum number of characters that this database allows in a
- * procedure name.
- *
- * @return the maximum number of characters allowed in a procedure name;
- * a result of zero means that there is no limit or the limit
- * is not known
- * @throws java.sql.SQLException if a database access error occurs
- */
- public int getMaxProcedureNameLength() throws SQLException
- {
- return 0; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves the maximum number of characters that this database allows in a
- * catalog name.
- *
- * @return the maximum number of characters allowed in a catalog name;
- * a result of zero means that there is no limit or the limit
- * is not known
- * @throws java.sql.SQLException if a database access error occurs
- */
- public int getMaxCatalogNameLength() throws SQLException
- {
- return 0; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves the maximum number of bytes this database allows in
- * a single row.
- *
- * @return the maximum number of bytes allowed for a row; a result of
- * zero means that there is no limit or the limit is not known
- * @throws java.sql.SQLException if a database access error occurs
- */
- public int getMaxRowSize() throws SQLException
- {
- return 0; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether the return value for the method
- * <code>getMaxRowSize</code> includes the SQL data types
- * <code>LONGVARCHAR</code> and <code>LONGVARBINARY</code>.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean doesMaxRowSizeIncludeBlobs() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves the maximum number of characters this database allows in
- * an SQL statement.
- *
- * @return the maximum number of characters allowed for an SQL statement;
- * a result of zero means that there is no limit or the limit
- * is not known
- * @throws java.sql.SQLException if a database access error occurs
- */
- public int getMaxStatementLength() throws SQLException
- {
- return 0; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves the maximum number of active statements to this database
- * that can be open at the same time.
- *
- * @return the maximum number of statements that can be open at one time;
- * a result of zero means that there is no limit or the limit
- * is not known
- * @throws java.sql.SQLException if a database access error occurs
- */
- public int getMaxStatements() throws SQLException
- {
- return 0; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves the maximum number of characters this database allows in
- * a table name.
- *
- * @return the maximum number of characters allowed for a table name;
- * a result of zero means that there is no limit or the limit
- * is not known
- * @throws java.sql.SQLException if a database access error occurs
- */
- public int getMaxTableNameLength() throws SQLException
- {
- return 0; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves the maximum number of tables this database allows in a
- * <code>SELECT</code> statement.
- *
- * @return the maximum number of tables allowed in a <code>SELECT</code>
- * statement; a result of zero means that there is no limit or
- * the limit is not known
- * @throws java.sql.SQLException if a database access error occurs
- */
- public int getMaxTablesInSelect() throws SQLException
- {
- return 0; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves the maximum number of characters this database allows in
- * a user name.
- *
- * @return the maximum number of characters allowed for a user name;
- * a result of zero means that there is no limit or the limit
- * is not known
- * @throws java.sql.SQLException if a database access error occurs
- */
- public int getMaxUserNameLength() throws SQLException
- {
- return 0; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves this database's default transaction isolation level. The
- * possible values are defined in <code>java.sql.Connection</code>.
- *
- * @return the default isolation level
- * @throws java.sql.SQLException if a database access error occurs
- * @see java.sql.Connection
- */
- public int getDefaultTransactionIsolation() throws SQLException
- {
- return 0; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports transactions. If not, invoking the
- * method <code>commit</code> is a noop, and the isolation level is
- * <code>TRANSACTION_NONE</code>.
- *
- * @return <code>true</code> if transactions are supported;
- * <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsTransactions() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports the given transaction isolation level.
- *
- * @param level one of the transaction isolation levels defined in
- * <code>java.sql.Connection</code>
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- * @see java.sql.Connection
- */
- public boolean supportsTransactionIsolationLevel(int level) throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports both data definition and
- * data manipulation statements within a transaction.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsDataDefinitionAndDataManipulationTransactions() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports only data manipulation
- * statements within a transaction.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean supportsDataManipulationTransactionsOnly() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether a data definition statement within a transaction forces
- * the transaction to commit.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean dataDefinitionCausesTransactionCommit() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database ignores a data definition statement
- * within a transaction.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- */
- public boolean dataDefinitionIgnoredInTransactions() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves a description of the stored procedures available in the given
- * catalog.
- * <p/>
- * Only procedure descriptions matching the schema and
- * procedure name criteria are returned. They are ordered by
- * <code>PROCEDURE_CAT</code>, <code>PROCEDURE_SCHEM</code>,
- * <code>PROCEDURE_NAME</code> and <code>SPECIFIC_ NAME</code>.
- * <p/>
- * <P>Each procedure description has the the following columns:
- * <OL>
- * <LI><B>PROCEDURE_CAT</B> String => procedure catalog (may be <code>null</code>)
- * <LI><B>PROCEDURE_SCHEM</B> String => procedure schema (may be <code>null</code>)
- * <LI><B>PROCEDURE_NAME</B> String => procedure name
- * <LI> reserved for future use
- * <LI> reserved for future use
- * <LI> reserved for future use
- * <LI><B>REMARKS</B> String => explanatory comment on the procedure
- * <LI><B>PROCEDURE_TYPE</B> short => kind of procedure:
- * <UL>
- * <LI> procedureResultUnknown - Cannot determine if a return value
- * will be returned
- * <LI> procedureNoResult - Does not return a return value
- * <LI> procedureReturnsResult - Returns a return value
- * </UL>
- * <LI><B>SPECIFIC_NAME</B> String => The name which uniquely identifies this
- * procedure within its schema.
- * </OL>
- * <p/>
- * A user may not have permissions to execute any of the procedures that are
- * returned by <code>getProcedures</code>
- *
- * @param catalog a catalog name; must match the catalog name as it
- * is stored in the database; "" retrieves those without a catalog;
- * <code>null</code> means that the catalog name should not be used to narrow
- * the search
- * @param schemaPattern a schema name pattern; must match the schema name
- * as it is stored in the database; "" retrieves those without a schema;
- * <code>null</code> means that the schema name should not be used to narrow
- * the search
- * @param procedureNamePattern a procedure name pattern; must match the
- * procedure name as it is stored in the database
- * @return <code>ResultSet</code> - each row is a procedure description
- * @throws java.sql.SQLException if a database access error occurs
- * @see #getSearchStringEscape
- */
- public ResultSet getProcedures(String catalog, String schemaPattern, String procedureNamePattern) throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves a description of the given catalog's stored procedure parameter
- * and result columns.
- * <p/>
- * <P>Only descriptions matching the schema, procedure and
- * parameter name criteria are returned. They are ordered by
- * PROCEDURE_CAT, PROCEDURE_SCHEM, PROCEDURE_NAME and SPECIFIC_NAME. Within this, the return value,
- * if any, is first. Next are the parameter descriptions in call
- * order. The column descriptions follow in column number order.
- * <p/>
- * <P>Each row in the <code>ResultSet</code> is a parameter description or
- * column description with the following fields:
- * <OL>
- * <LI><B>PROCEDURE_CAT</B> String => procedure catalog (may be <code>null</code>)
- * <LI><B>PROCEDURE_SCHEM</B> String => procedure schema (may be <code>null</code>)
- * <LI><B>PROCEDURE_NAME</B> String => procedure name
- * <LI><B>COLUMN_NAME</B> String => column/parameter name
- * <LI><B>COLUMN_TYPE</B> Short => kind of column/parameter:
- * <UL>
- * <LI> procedureColumnUnknown - nobody knows
- * <LI> procedureColumnIn - IN parameter
- * <LI> procedureColumnInOut - INOUT parameter
- * <LI> procedureColumnOut - OUT parameter
- * <LI> procedureColumnReturn - procedure return value
- * <LI> procedureColumnResult - result column in <code>ResultSet</code>
- * </UL>
- * <LI><B>DATA_TYPE</B> int => SQL type from java.sql.Types
- * <LI><B>TYPE_NAME</B> String => SQL type name, for a UDT type the
- * type name is fully qualified
- * <LI><B>PRECISION</B> int => precision
- * <LI><B>LENGTH</B> int => length in bytes of data
- * <LI><B>SCALE</B> short => scale - null is returned for data types where
- * SCALE is not applicable.
- * <LI><B>RADIX</B> short => radix
- * <LI><B>NULLABLE</B> short => can it contain NULL.
- * <UL>
- * <LI> procedureNoNulls - does not allow NULL values
- * <LI> procedureNullable - allows NULL values
- * <LI> procedureNullableUnknown - nullability unknown
- * </UL>
- * <LI><B>REMARKS</B> String => comment describing parameter/column
- * <LI><B>COLUMN_DEF</B> String => default value for the column, which should be interpreted as a string when the value is enclosed in single quotes (may be <code>null</code>)
- * <UL>
- * <LI> The string NULL (not enclosed in quotes) - if NULL was specified as the default value
- * <LI> TRUNCATE (not enclosed in quotes) - if the specified default value cannot be represented without truncation
- * <LI> NULL - if a default value was not specified
- * </UL>
- * <LI><B>SQL_DATA_TYPE</B> int => reserved for future use
- * <LI><B>SQL_DATETIME_SUB</B> int => reserved for future use
- * <LI><B>CHAR_OCTET_LENGTH</B> int => the maximum length of binary and character based columns. For any other datatype the returned value is a
- * NULL
- * <LI><B>ORDINAL_POSITION</B> int => the ordinal position, starting from 1, for the input and output parameters for a procedure. A value of 0
- * is returned if this row describes the procedure's return value. For result set columns, it is the
- * ordinal position of the column in the result set starting from 1. If there are
- * multiple result sets, the column ordinal positions are implementation
- * defined.
- * <LI><B>IS_NULLABLE</B> String => ISO rules are used to determine the nullability for a column.
- * <UL>
- * <LI> YES --- if the parameter can include NULLs
- * <LI> NO --- if the parameter cannot include NULLs
- * <LI> empty string --- if the nullability for the
- * parameter is unknown
- * </UL>
- * <LI><B>SPECIFIC_NAME</B> String => the name which uniquely identifies this procedure within its schema.
- * </OL>
- * <p/>
- * <P><B>Note:</B> Some databases may not return the column
- * descriptions for a procedure.
- * <p/>
- * <p>The PRECISION column represents the specified column size for the given column.
- * For numeric data, this is the maximum precision. For character data, this is the length in characters.
- * For datetime datatypes, this is the length in characters of the String representation (assuming the
- * maximum allowed precision of the fractional seconds component). For binary data, this is the length in bytes. For the ROWID datatype,
- * this is the length in bytes. Null is returned for data types where the
- * column size is not applicable.
- *
- * @param catalog a catalog name; must match the catalog name as it
- * is stored in the database; "" retrieves those without a catalog;
- * <code>null</code> means that the catalog name should not be used to narrow
- * the search
- * @param schemaPattern a schema name pattern; must match the schema name
- * as it is stored in the database; "" retrieves those without a schema;
- * <code>null</code> means that the schema name should not be used to narrow
- * the search
- * @param procedureNamePattern a procedure name pattern; must match the
- * procedure name as it is stored in the database
- * @param columnNamePattern a column name pattern; must match the column name
- * as it is stored in the database
- * @return <code>ResultSet</code> - each row describes a stored procedure parameter or
- * column
- * @throws java.sql.SQLException if a database access error occurs
- * @see #getSearchStringEscape
- */
- public ResultSet getProcedureColumns(String catalog, String schemaPattern, String procedureNamePattern, String columnNamePattern) throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves a description of the tables available in the given catalog.
- * Only table descriptions matching the catalog, schema, table
- * name and type criteria are returned. They are ordered by
- * <code>TABLE_TYPE</code>, <code>TABLE_CAT</code>,
- * <code>TABLE_SCHEM</code> and <code>TABLE_NAME</code>.
- * <p/>
- * Each table description has the following columns:
- * <OL>
- * <LI><B>TABLE_CAT</B> String => table catalog (may be <code>null</code>)
- * <LI><B>TABLE_SCHEM</B> String => table schema (may be <code>null</code>)
- * <LI><B>TABLE_NAME</B> String => table name
- * <LI><B>TABLE_TYPE</B> String => table type. Typical types are "TABLE",
- * "VIEW", "SYSTEM TABLE", "GLOBAL TEMPORARY",
- * "LOCAL TEMPORARY", "ALIAS", "SYNONYM".
- * <LI><B>REMARKS</B> String => explanatory comment on the table
- * <LI><B>TYPE_CAT</B> String => the types catalog (may be <code>null</code>)
- * <LI><B>TYPE_SCHEM</B> String => the types schema (may be <code>null</code>)
- * <LI><B>TYPE_NAME</B> String => type name (may be <code>null</code>)
- * <LI><B>SELF_REFERENCING_COL_NAME</B> String => name of the designated
- * "identifier" column of a typed table (may be <code>null</code>)
- * <LI><B>REF_GENERATION</B> String => specifies how values in
- * SELF_REFERENCING_COL_NAME are created. Values are
- * "SYSTEM", "USER", "DERIVED". (may be <code>null</code>)
- * </OL>
- * <p/>
- * <P><B>Note:</B> Some databases may not return information for
- * all tables.
- *
- * @param catalog a catalog name; must match the catalog name as it
- * is stored in the database; "" retrieves those without a catalog;
- * <code>null</code> means that the catalog name should not be used to narrow
- * the search
- * @param schemaPattern a schema name pattern; must match the schema name
- * as it is stored in the database; "" retrieves those without a schema;
- * <code>null</code> means that the schema name should not be used to narrow
- * the search
- * @param tableNamePattern a table name pattern; must match the
- * table name as it is stored in the database
- * @param types a list of table types, which must be from the list of table types
- * returned from {@link #getTableTypes},to include; <code>null</code> returns
- * all types
- * @return <code>ResultSet</code> - each row is a table description
- * @throws java.sql.SQLException if a database access error occurs
- * @see #getSearchStringEscape
- */
- public ResultSet getTables(String catalog, String schemaPattern, String tableNamePattern, String[] types) throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves the schema names available in this database. The results
- * are ordered by <code>TABLE_CATALOG</code> and
- * <code>TABLE_SCHEM</code>.
- * <p/>
- * <P>The schema columns are:
- * <OL>
- * <LI><B>TABLE_SCHEM</B> String => schema name
- * <LI><B>TABLE_CATALOG</B> String => catalog name (may be <code>null</code>)
- * </OL>
- *
- * @return a <code>ResultSet</code> object in which each row is a
- * schema description
- * @throws java.sql.SQLException if a database access error occurs
- */
- public ResultSet getSchemas() throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves the catalog names available in this database. The results
- * are ordered by catalog name.
- * <p/>
- * <P>The catalog column is:
- * <OL>
- * <LI><B>TABLE_CAT</B> String => catalog name
- * </OL>
- *
- * @return a <code>ResultSet</code> object in which each row has a
- * single <code>String</code> column that is a catalog name
- * @throws java.sql.SQLException if a database access error occurs
- */
- public ResultSet getCatalogs() throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves the table types available in this database. The results
- * are ordered by table type.
- * <p/>
- * <P>The table type is:
- * <OL>
- * <LI><B>TABLE_TYPE</B> String => table type. Typical types are "TABLE",
- * "VIEW", "SYSTEM TABLE", "GLOBAL TEMPORARY",
- * "LOCAL TEMPORARY", "ALIAS", "SYNONYM".
- * </OL>
- *
- * @return a <code>ResultSet</code> object in which each row has a
- * single <code>String</code> column that is a table type
- * @throws java.sql.SQLException if a database access error occurs
- */
- public ResultSet getTableTypes() throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves a description of table columns available in
- * the specified catalog.
- * <p/>
- * <P>Only column descriptions matching the catalog, schema, table
- * and column name criteria are returned. They are ordered by
- * <code>TABLE_CAT</code>,<code>TABLE_SCHEM</code>,
- * <code>TABLE_NAME</code>, and <code>ORDINAL_POSITION</code>.
- * <p/>
- * <P>Each column description has the following columns:
- * <OL>
- * <LI><B>TABLE_CAT</B> String => table catalog (may be <code>null</code>)
- * <LI><B>TABLE_SCHEM</B> String => table schema (may be <code>null</code>)
- * <LI><B>TABLE_NAME</B> String => table name
- * <LI><B>COLUMN_NAME</B> String => column name
- * <LI><B>DATA_TYPE</B> int => SQL type from java.sql.Types
- * <LI><B>TYPE_NAME</B> String => Data source dependent type name,
- * for a UDT the type name is fully qualified
- * <LI><B>COLUMN_SIZE</B> int => column size.
- * <LI><B>BUFFER_LENGTH</B> is not used.
- * <LI><B>DECIMAL_DIGITS</B> int => the number of fractional digits. Null is returned for data types where
- * DECIMAL_DIGITS is not applicable.
- * <LI><B>NUM_PREC_RADIX</B> int => Radix (typically either 10 or 2)
- * <LI><B>NULLABLE</B> int => is NULL allowed.
- * <UL>
- * <LI> columnNoNulls - might not allow <code>NULL</code> values
- * <LI> columnNullable - definitely allows <code>NULL</code> values
- * <LI> columnNullableUnknown - nullability unknown
- * </UL>
- * <LI><B>REMARKS</B> String => comment describing column (may be <code>null</code>)
- * <LI><B>COLUMN_DEF</B> String => default value for the column, which should be interpreted as a string when the value is enclosed in single quotes (may be <code>null</code>)
- * <LI><B>SQL_DATA_TYPE</B> int => unused
- * <LI><B>SQL_DATETIME_SUB</B> int => unused
- * <LI><B>CHAR_OCTET_LENGTH</B> int => for char types the
- * maximum number of bytes in the column
- * <LI><B>ORDINAL_POSITION</B> int => index of column in table
- * (starting at 1)
- * <LI><B>IS_NULLABLE</B> String => ISO rules are used to determine the nullability for a column.
- * <UL>
- * <LI> YES --- if the parameter can include NULLs
- * <LI> NO --- if the parameter cannot include NULLs
- * <LI> empty string --- if the nullability for the
- * parameter is unknown
- * </UL>
- * <LI><B>SCOPE_CATLOG</B> String => catalog of table that is the scope
- * of a reference attribute (<code>null</code> if DATA_TYPE isn't REF)
- * <LI><B>SCOPE_SCHEMA</B> String => schema of table that is the scope
- * of a reference attribute (<code>null</code> if the DATA_TYPE isn't REF)
- * <LI><B>SCOPE_TABLE</B> String => table name that this the scope
- * of a reference attribure (<code>null</code> if the DATA_TYPE isn't REF)
- * <LI><B>SOURCE_DATA_TYPE</B> short => source type of a distinct type or user-generated
- * Ref type, SQL type from java.sql.Types (<code>null</code> if DATA_TYPE
- * isn't DISTINCT or user-generated REF)
- * <LI><B>IS_AUTOINCREMENT</B> String => Indicates whether this column is auto incremented
- * <UL>
- * <LI> YES --- if the column is auto incremented
- * <LI> NO --- if the column is not auto incremented
- * <LI> empty string --- if it cannot be determined whether the column is auto incremented
- * parameter is unknown
- * </UL>
- * </OL>
- * <p/>
- * <p>The COLUMN_SIZE column the specified column size for the given column.
- * For numeric data, this is the maximum precision. For character data, this is the length in characters.
- * For datetime datatypes, this is the length in characters of the String representation (assuming the
- * maximum allowed precision of the fractional seconds component). For binary data, this is the length in bytes. For the ROWID datatype,
- * this is the length in bytes. Null is returned for data types where the
- * column size is not applicable.
- *
- * @param catalog a catalog name; must match the catalog name as it
- * is stored in the database; "" retrieves those without a catalog;
- * <code>null</code> means that the catalog name should not be used to narrow
- * the search
- * @param schemaPattern a schema name pattern; must match the schema name
- * as it is stored in the database; "" retrieves those without a schema;
- * <code>null</code> means that the schema name should not be used to narrow
- * the search
- * @param tableNamePattern a table name pattern; must match the
- * table name as it is stored in the database
- * @param columnNamePattern a column name pattern; must match the column
- * name as it is stored in the database
- * @return <code>ResultSet</code> - each row is a column description
- * @throws java.sql.SQLException if a database access error occurs
- * @see #getSearchStringEscape
- */
- public ResultSet getColumns(String catalog, String schemaPattern, String tableNamePattern, String columnNamePattern) throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves a description of the access rights for a table's columns.
- * <p/>
- * <P>Only privileges matching the column name criteria are
- * returned. They are ordered by COLUMN_NAME and PRIVILEGE.
- * <p/>
- * <P>Each privilige description has the following columns:
- * <OL>
- * <LI><B>TABLE_CAT</B> String => table catalog (may be <code>null</code>)
- * <LI><B>TABLE_SCHEM</B> String => table schema (may be <code>null</code>)
- * <LI><B>TABLE_NAME</B> String => table name
- * <LI><B>COLUMN_NAME</B> String => column name
- * <LI><B>GRANTOR</B> String => grantor of access (may be <code>null</code>)
- * <LI><B>GRANTEE</B> String => grantee of access
- * <LI><B>PRIVILEGE</B> String => name of access (SELECT,
- * INSERT, UPDATE, REFRENCES, ...)
- * <LI><B>IS_GRANTABLE</B> String => "YES" if grantee is permitted
- * to grant to others; "NO" if not; <code>null</code> if unknown
- * </OL>
- *
- * @param catalog a catalog name; must match the catalog name as it
- * is stored in the database; "" retrieves those without a catalog;
- * <code>null</code> means that the catalog name should not be used to narrow
- * the search
- * @param schema a schema name; must match the schema name as it is
- * stored in the database; "" retrieves those without a schema;
- * <code>null</code> means that the schema name should not be used to narrow
- * the search
- * @param table a table name; must match the table name as it is
- * stored in the database
- * @param columnNamePattern a column name pattern; must match the column
- * name as it is stored in the database
- * @return <code>ResultSet</code> - each row is a column privilege description
- * @throws java.sql.SQLException if a database access error occurs
- * @see #getSearchStringEscape
- */
- public ResultSet getColumnPrivileges(String catalog, String schema, String table, String columnNamePattern) throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves a description of the access rights for each table available
- * in a catalog. Note that a table privilege applies to one or
- * more columns in the table. It would be wrong to assume that
- * this privilege applies to all columns (this may be true for
- * some systems but is not true for all.)
- * <p/>
- * <P>Only privileges matching the schema and table name
- * criteria are returned. They are ordered by
- * <code>TABLE_CAT</code>,
- * <code>TABLE_SCHEM</code>, <code>TABLE_NAME</code>,
- * and <code>PRIVILEGE</code>.
- * <p/>
- * <P>Each privilige description has the following columns:
- * <OL>
- * <LI><B>TABLE_CAT</B> String => table catalog (may be <code>null</code>)
- * <LI><B>TABLE_SCHEM</B> String => table schema (may be <code>null</code>)
- * <LI><B>TABLE_NAME</B> String => table name
- * <LI><B>GRANTOR</B> String => grantor of access (may be <code>null</code>)
- * <LI><B>GRANTEE</B> String => grantee of access
- * <LI><B>PRIVILEGE</B> String => name of access (SELECT,
- * INSERT, UPDATE, REFRENCES, ...)
- * <LI><B>IS_GRANTABLE</B> String => "YES" if grantee is permitted
- * to grant to others; "NO" if not; <code>null</code> if unknown
- * </OL>
- *
- * @param catalog a catalog name; must match the catalog name as it
- * is stored in the database; "" retrieves those without a catalog;
- * <code>null</code> means that the catalog name should not be used to narrow
- * the search
- * @param schemaPattern a schema name pattern; must match the schema name
- * as it is stored in the database; "" retrieves those without a schema;
- * <code>null</code> means that the schema name should not be used to narrow
- * the search
- * @param tableNamePattern a table name pattern; must match the
- * table name as it is stored in the database
- * @return <code>ResultSet</code> - each row is a table privilege description
- * @throws java.sql.SQLException if a database access error occurs
- * @see #getSearchStringEscape
- */
- public ResultSet getTablePrivileges(String catalog, String schemaPattern, String tableNamePattern) throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves a description of a table's optimal set of columns that
- * uniquely identifies a row. They are ordered by SCOPE.
- * <p/>
- * <P>Each column description has the following columns:
- * <OL>
- * <LI><B>SCOPE</B> short => actual scope of result
- * <UL>
- * <LI> bestRowTemporary - very temporary, while using row
- * <LI> bestRowTransaction - valid for remainder of current transaction
- * <LI> bestRowSession - valid for remainder of current session
- * </UL>
- * <LI><B>COLUMN_NAME</B> String => column name
- * <LI><B>DATA_TYPE</B> int => SQL data type from java.sql.Types
- * <LI><B>TYPE_NAME</B> String => Data source dependent type name,
- * for a UDT the type name is fully qualified
- * <LI><B>COLUMN_SIZE</B> int => precision
- * <LI><B>BUFFER_LENGTH</B> int => not used
- * <LI><B>DECIMAL_DIGITS</B> short => scale - Null is returned for data types where
- * DECIMAL_DIGITS is not applicable.
- * <LI><B>PSEUDO_COLUMN</B> short => is this a pseudo column
- * like an Oracle ROWID
- * <UL>
- * <LI> bestRowUnknown - may or may not be pseudo column
- * <LI> bestRowNotPseudo - is NOT a pseudo column
- * <LI> bestRowPseudo - is a pseudo column
- * </UL>
- * </OL>
- * <p/>
- * <p>The COLUMN_SIZE column represents the specified column size for the given column.
- * For numeric data, this is the maximum precision. For character data, this is the length in characters.
- * For datetime datatypes, this is the length in characters of the String representation (assuming the
- * maximum allowed precision of the fractional seconds component). For binary data, this is the length in bytes. For the ROWID datatype,
- * this is the length in bytes. Null is returned for data types where the
- * column size is not applicable.
- *
- * @param catalog a catalog name; must match the catalog name as it
- * is stored in the database; "" retrieves those without a catalog;
- * <code>null</code> means that the catalog name should not be used to narrow
- * the search
- * @param schema a schema name; must match the schema name
- * as it is stored in the database; "" retrieves those without a schema;
- * <code>null</code> means that the schema name should not be used to narrow
- * the search
- * @param table a table name; must match the table name as it is stored
- * in the database
- * @param scope the scope of interest; use same values as SCOPE
- * @param nullable include columns that are nullable.
- * @return <code>ResultSet</code> - each row is a column description
- * @throws java.sql.SQLException if a database access error occurs
- */
- public ResultSet getBestRowIdentifier(String catalog, String schema, String table, int scope, boolean nullable) throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves a description of a table's columns that are automatically
- * updated when any value in a row is updated. They are
- * unordered.
- * <p/>
- * <P>Each column description has the following columns:
- * <OL>
- * <LI><B>SCOPE</B> short => is not used
- * <LI><B>COLUMN_NAME</B> String => column name
- * <LI><B>DATA_TYPE</B> int => SQL data type from <code>java.sql.Types</code>
- * <LI><B>TYPE_NAME</B> String => Data source-dependent type name
- * <LI><B>COLUMN_SIZE</B> int => precision
- * <LI><B>BUFFER_LENGTH</B> int => length of column value in bytes
- * <LI><B>DECIMAL_DIGITS</B> short => scale - Null is returned for data types where
- * DECIMAL_DIGITS is not applicable.
- * <LI><B>PSEUDO_COLUMN</B> short => whether this is pseudo column
- * like an Oracle ROWID
- * <UL>
- * <LI> versionColumnUnknown - may or may not be pseudo column
- * <LI> versionColumnNotPseudo - is NOT a pseudo column
- * <LI> versionColumnPseudo - is a pseudo column
- * </UL>
- * </OL>
- * <p/>
- * <p>The COLUMN_SIZE column represents the specified column size for the given column.
- * For numeric data, this is the maximum precision. For character data, this is the length in characters.
- * For datetime datatypes, this is the length in characters of the String representation (assuming the
- * maximum allowed precision of the fractional seconds component). For binary data, this is the length in bytes. For the ROWID datatype,
- * this is the length in bytes. Null is returned for data types where the
- * column size is not applicable.
- *
- * @param catalog a catalog name; must match the catalog name as it
- * is stored in the database; "" retrieves those without a catalog;
- * <code>null</code> means that the catalog name should not be used to narrow
- * the search
- * @param schema a schema name; must match the schema name
- * as it is stored in the database; "" retrieves those without a schema;
- * <code>null</code> means that the schema name should not be used to narrow
- * the search
- * @param table a table name; must match the table name as it is stored
- * in the database
- * @return a <code>ResultSet</code> object in which each row is a
- * column description
- * @throws java.sql.SQLException if a database access error occurs
- */
- public ResultSet getVersionColumns(String catalog, String schema, String table) throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves a description of the given table's primary key columns. They
- * are ordered by COLUMN_NAME.
- * <p/>
- * <P>Each primary key column description has the following columns:
- * <OL>
- * <LI><B>TABLE_CAT</B> String => table catalog (may be <code>null</code>)
- * <LI><B>TABLE_SCHEM</B> String => table schema (may be <code>null</code>)
- * <LI><B>TABLE_NAME</B> String => table name
- * <LI><B>COLUMN_NAME</B> String => column name
- * <LI><B>KEY_SEQ</B> short => sequence number within primary key( a value
- * of 1 represents the first column of the primary key, a value of 2 would
- * represent the second column within the primary key).
- * <LI><B>PK_NAME</B> String => primary key name (may be <code>null</code>)
- * </OL>
- *
- * @param catalog a catalog name; must match the catalog name as it
- * is stored in the database; "" retrieves those without a catalog;
- * <code>null</code> means that the catalog name should not be used to narrow
- * the search
- * @param schema a schema name; must match the schema name
- * as it is stored in the database; "" retrieves those without a schema;
- * <code>null</code> means that the schema name should not be used to narrow
- * the search
- * @param table a table name; must match the table name as it is stored
- * in the database
- * @return <code>ResultSet</code> - each row is a primary key column description
- * @throws java.sql.SQLException if a database access error occurs
- */
- public ResultSet getPrimaryKeys(String catalog, String schema, String table) throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves a description of the primary key columns that are
- * referenced by the given table's foreign key columns (the primary keys
- * imported by a table). They are ordered by PKTABLE_CAT,
- * PKTABLE_SCHEM, PKTABLE_NAME, and KEY_SEQ.
- * <p/>
- * <P>Each primary key column description has the following columns:
- * <OL>
- * <LI><B>PKTABLE_CAT</B> String => primary key table catalog
- * being imported (may be <code>null</code>)
- * <LI><B>PKTABLE_SCHEM</B> String => primary key table schema
- * being imported (may be <code>null</code>)
- * <LI><B>PKTABLE_NAME</B> String => primary key table name
- * being imported
- * <LI><B>PKCOLUMN_NAME</B> String => primary key column name
- * being imported
- * <LI><B>FKTABLE_CAT</B> String => foreign key table catalog (may be <code>null</code>)
- * <LI><B>FKTABLE_SCHEM</B> String => foreign key table schema (may be <code>null</code>)
- * <LI><B>FKTABLE_NAME</B> String => foreign key table name
- * <LI><B>FKCOLUMN_NAME</B> String => foreign key column name
- * <LI><B>KEY_SEQ</B> short => sequence number within a foreign key( a value
- * of 1 represents the first column of the foreign key, a value of 2 would
- * represent the second column within the foreign key).
- * <LI><B>UPDATE_RULE</B> short => What happens to a
- * foreign key when the primary key is updated:
- * <UL>
- * <LI> importedNoAction - do not allow update of primary
- * key if it has been imported
- * <LI> importedKeyCascade - change imported key to agree
- * with primary key update
- * <LI> importedKeySetNull - change imported key to <code>NULL</code>
- * if its primary key has been updated
- * <LI> importedKeySetDefault - change imported key to default values
- * if its primary key has been updated
- * <LI> importedKeyRestrict - same as importedKeyNoAction
- * (for ODBC 2.x compatibility)
- * </UL>
- * <LI><B>DELETE_RULE</B> short => What happens to
- * the foreign key when primary is deleted.
- * <UL>
- * <LI> importedKeyNoAction - do not allow delete of primary
- * key if it has been imported
- * <LI> importedKeyCascade - delete rows that import a deleted key
- * <LI> importedKeySetNull - change imported key to NULL if
- * its primary key has been deleted
- * <LI> importedKeyRestrict - same as importedKeyNoAction
- * (for ODBC 2.x compatibility)
- * <LI> importedKeySetDefault - change imported key to default if
- * its primary key has been deleted
- * </UL>
- * <LI><B>FK_NAME</B> String => foreign key name (may be <code>null</code>)
- * <LI><B>PK_NAME</B> String => primary key name (may be <code>null</code>)
- * <LI><B>DEFERRABILITY</B> short => can the evaluation of foreign key
- * constraints be deferred until commit
- * <UL>
- * <LI> importedKeyInitiallyDeferred - see SQL92 for definition
- * <LI> importedKeyInitiallyImmediate - see SQL92 for definition
- * <LI> importedKeyNotDeferrable - see SQL92 for definition
- * </UL>
- * </OL>
- *
- * @param catalog a catalog name; must match the catalog name as it
- * is stored in the database; "" retrieves those without a catalog;
- * <code>null</code> means that the catalog name should not be used to narrow
- * the search
- * @param schema a schema name; must match the schema name
- * as it is stored in the database; "" retrieves those without a schema;
- * <code>null</code> means that the schema name should not be used to narrow
- * the search
- * @param table a table name; must match the table name as it is stored
- * in the database
- * @return <code>ResultSet</code> - each row is a primary key column description
- * @throws java.sql.SQLException if a database access error occurs
- * @see #getExportedKeys
- */
- public ResultSet getImportedKeys(String catalog, String schema, String table) throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves a description of the foreign key columns that reference the
- * given table's primary key columns (the foreign keys exported by a
- * table). They are ordered by FKTABLE_CAT, FKTABLE_SCHEM,
- * FKTABLE_NAME, and KEY_SEQ.
- * <p/>
- * <P>Each foreign key column description has the following columns:
- * <OL>
- * <LI><B>PKTABLE_CAT</B> String => primary key table catalog (may be <code>null</code>)
- * <LI><B>PKTABLE_SCHEM</B> String => primary key table schema (may be <code>null</code>)
- * <LI><B>PKTABLE_NAME</B> String => primary key table name
- * <LI><B>PKCOLUMN_NAME</B> String => primary key column name
- * <LI><B>FKTABLE_CAT</B> String => foreign key table catalog (may be <code>null</code>)
- * being exported (may be <code>null</code>)
- * <LI><B>FKTABLE_SCHEM</B> String => foreign key table schema (may be <code>null</code>)
- * being exported (may be <code>null</code>)
- * <LI><B>FKTABLE_NAME</B> String => foreign key table name
- * being exported
- * <LI><B>FKCOLUMN_NAME</B> String => foreign key column name
- * being exported
- * <LI><B>KEY_SEQ</B> short => sequence number within foreign key( a value
- * of 1 represents the first column of the foreign key, a value of 2 would
- * represent the second column within the foreign key).
- * <LI><B>UPDATE_RULE</B> short => What happens to
- * foreign key when primary is updated:
- * <UL>
- * <LI> importedNoAction - do not allow update of primary
- * key if it has been imported
- * <LI> importedKeyCascade - change imported key to agree
- * with primary key update
- * <LI> importedKeySetNull - change imported key to <code>NULL</code> if
- * its primary key has been updated
- * <LI> importedKeySetDefault - change imported key to default values
- * if its primary key has been updated
- * <LI> importedKeyRestrict - same as importedKeyNoAction
- * (for ODBC 2.x compatibility)
- * </UL>
- * <LI><B>DELETE_RULE</B> short => What happens to
- * the foreign key when primary is deleted.
- * <UL>
- * <LI> importedKeyNoAction - do not allow delete of primary
- * key if it has been imported
- * <LI> importedKeyCascade - delete rows that import a deleted key
- * <LI> importedKeySetNull - change imported key to <code>NULL</code> if
- * its primary key has been deleted
- * <LI> importedKeyRestrict - same as importedKeyNoAction
- * (for ODBC 2.x compatibility)
- * <LI> importedKeySetDefault - change imported key to default if
- * its primary key has been deleted
- * </UL>
- * <LI><B>FK_NAME</B> String => foreign key name (may be <code>null</code>)
- * <LI><B>PK_NAME</B> String => primary key name (may be <code>null</code>)
- * <LI><B>DEFERRABILITY</B> short => can the evaluation of foreign key
- * constraints be deferred until commit
- * <UL>
- * <LI> importedKeyInitiallyDeferred - see SQL92 for definition
- * <LI> importedKeyInitiallyImmediate - see SQL92 for definition
- * <LI> importedKeyNotDeferrable - see SQL92 for definition
- * </UL>
- * </OL>
- *
- * @param catalog a catalog name; must match the catalog name as it
- * is stored in this database; "" retrieves those without a catalog;
- * <code>null</code> means that the catalog name should not be used to narrow
- * the search
- * @param schema a schema name; must match the schema name
- * as it is stored in the database; "" retrieves those without a schema;
- * <code>null</code> means that the schema name should not be used to narrow
- * the search
- * @param table a table name; must match the table name as it is stored
- * in this database
- * @return a <code>ResultSet</code> object in which each row is a
- * foreign key column description
- * @throws java.sql.SQLException if a database access error occurs
- * @see #getImportedKeys
- */
- public ResultSet getExportedKeys(String catalog, String schema, String table) throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves a description of the foreign key columns in the given foreign key
- * table that reference the primary key or the columns representing a unique constraint of the parent table (could be the same or a different table).
- * The number of columns returned from the parent table must match the number of
- * columns that make up the foreign key. They
- * are ordered by FKTABLE_CAT, FKTABLE_SCHEM, FKTABLE_NAME, and
- * KEY_SEQ.
- * <p/>
- * <P>Each foreign key column description has the following columns:
- * <OL>
- * <LI><B>PKTABLE_CAT</B> String => parent key table catalog (may be <code>null</code>)
- * <LI><B>PKTABLE_SCHEM</B> String => parent key table schema (may be <code>null</code>)
- * <LI><B>PKTABLE_NAME</B> String => parent key table name
- * <LI><B>PKCOLUMN_NAME</B> String => parent key column name
- * <LI><B>FKTABLE_CAT</B> String => foreign key table catalog (may be <code>null</code>)
- * being exported (may be <code>null</code>)
- * <LI><B>FKTABLE_SCHEM</B> String => foreign key table schema (may be <code>null</code>)
- * being exported (may be <code>null</code>)
- * <LI><B>FKTABLE_NAME</B> String => foreign key table name
- * being exported
- * <LI><B>FKCOLUMN_NAME</B> String => foreign key column name
- * being exported
- * <LI><B>KEY_SEQ</B> short => sequence number within foreign key( a value
- * of 1 represents the first column of the foreign key, a value of 2 would
- * represent the second column within the foreign key).
- * <LI><B>UPDATE_RULE</B> short => What happens to
- * foreign key when parent key is updated:
- * <UL>
- * <LI> importedNoAction - do not allow update of parent
- * key if it has been imported
- * <LI> importedKeyCascade - change imported key to agree
- * with parent key update
- * <LI> importedKeySetNull - change imported key to <code>NULL</code> if
- * its parent key has been updated
- * <LI> importedKeySetDefault - change imported key to default values
- * if its parent key has been updated
- * <LI> importedKeyRestrict - same as importedKeyNoAction
- * (for ODBC 2.x compatibility)
- * </UL>
- * <LI><B>DELETE_RULE</B> short => What happens to
- * the foreign key when parent key is deleted.
- * <UL>
- * <LI> importedKeyNoAction - do not allow delete of parent
- * key if it has been imported
- * <LI> importedKeyCascade - delete rows that import a deleted key
- * <LI> importedKeySetNull - change imported key to <code>NULL</code> if
- * its primary key has been deleted
- * <LI> importedKeyRestrict - same as importedKeyNoAction
- * (for ODBC 2.x compatibility)
- * <LI> importedKeySetDefault - change imported key to default if
- * its parent key has been deleted
- * </UL>
- * <LI><B>FK_NAME</B> String => foreign key name (may be <code>null</code>)
- * <LI><B>PK_NAME</B> String => parent key name (may be <code>null</code>)
- * <LI><B>DEFERRABILITY</B> short => can the evaluation of foreign key
- * constraints be deferred until commit
- * <UL>
- * <LI> importedKeyInitiallyDeferred - see SQL92 for definition
- * <LI> importedKeyInitiallyImmediate - see SQL92 for definition
- * <LI> importedKeyNotDeferrable - see SQL92 for definition
- * </UL>
- * </OL>
- *
- * @param parentCatalog a catalog name; must match the catalog name
- * as it is stored in the database; "" retrieves those without a
- * catalog; <code>null</code> means drop catalog name from the selection criteria
- * @param parentSchema a schema name; must match the schema name as
- * it is stored in the database; "" retrieves those without a schema;
- * <code>null</code> means drop schema name from the selection criteria
- * @param parentTable the name of the table that exports the key; must match
- * the table name as it is stored in the database
- * @param foreignCatalog a catalog name; must match the catalog name as
- * it is stored in the database; "" retrieves those without a
- * catalog; <code>null</code> means drop catalog name from the selection criteria
- * @param foreignSchema a schema name; must match the schema name as it
- * is stored in the database; "" retrieves those without a schema;
- * <code>null</code> means drop schema name from the selection criteria
- * @param foreignTable the name of the table that imports the key; must match
- * the table name as it is stored in the database
- * @return <code>ResultSet</code> - each row is a foreign key column description
- * @throws java.sql.SQLException if a database access error occurs
- * @see #getImportedKeys
- */
- public ResultSet getCrossReference(String parentCatalog, String parentSchema, String parentTable, String foreignCatalog, String foreignSchema, String foreignTable) throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves a description of all the data types supported by
- * this database. They are ordered by DATA_TYPE and then by how
- * closely the data type maps to the corresponding JDBC SQL type.
- * <p/>
- * <P>If the database supports SQL distinct types, then getTypeInfo() will return
- * a single row with a TYPE_NAME of DISTINCT and a DATA_TYPE of Types.DISTINCT.
- * If the database supports SQL structured types, then getTypeInfo() will return
- * a single row with a TYPE_NAME of STRUCT and a DATA_TYPE of Types.STRUCT.
- * <p/>
- * <P>If SQL distinct or structured types are supported, then information on the
- * individual types may be obtained from the getUDTs() method.
- * <p/>
- * <p/>
- * <p/>
- * <P>Each type description has the following columns:
- * <OL>
- * <LI><B>TYPE_NAME</B> String => Type name
- * <LI><B>DATA_TYPE</B> int => SQL data type from java.sql.Types
- * <LI><B>PRECISION</B> int => maximum precision
- * <LI><B>LITERAL_PREFIX</B> String => prefix used to quote a literal
- * (may be <code>null</code>)
- * <LI><B>LITERAL_SUFFIX</B> String => suffix used to quote a literal
- * (may be <code>null</code>)
- * <LI><B>CREATE_PARAMS</B> String => parameters used in creating
- * the type (may be <code>null</code>)
- * <LI><B>NULLABLE</B> short => can you use NULL for this type.
- * <UL>
- * <LI> typeNoNulls - does not allow NULL values
- * <LI> typeNullable - allows NULL values
- * <LI> typeNullableUnknown - nullability unknown
- * </UL>
- * <LI><B>CASE_SENSITIVE</B> boolean=> is it case sensitive.
- * <LI><B>SEARCHABLE</B> short => can you use "WHERE" based on this type:
- * <UL>
- * <LI> typePredNone - No support
- * <LI> typePredChar - Only supported with WHERE .. LIKE
- * <LI> typePredBasic - Supported except for WHERE .. LIKE
- * <LI> typeSearchable - Supported for all WHERE ..
- * </UL>
- * <LI><B>UNSIGNED_ATTRIBUTE</B> boolean => is it unsigned.
- * <LI><B>FIXED_PREC_SCALE</B> boolean => can it be a money value.
- * <LI><B>AUTO_INCREMENT</B> boolean => can it be used for an
- * auto-increment value.
- * <LI><B>LOCAL_TYPE_NAME</B> String => localized version of type name
- * (may be <code>null</code>)
- * <LI><B>MINIMUM_SCALE</B> short => minimum scale supported
- * <LI><B>MAXIMUM_SCALE</B> short => maximum scale supported
- * <LI><B>SQL_DATA_TYPE</B> int => unused
- * <LI><B>SQL_DATETIME_SUB</B> int => unused
- * <LI><B>NUM_PREC_RADIX</B> int => usually 2 or 10
- * </OL>
- * <p/>
- * <p>The PRECISION column represents the maximum column size that the server supports for the given datatype.
- * For numeric data, this is the maximum precision. For character data, this is the length in characters.
- * For datetime datatypes, this is the length in characters of the String representation (assuming the
- * maximum allowed precision of the fractional seconds component). For binary data, this is the length in bytes. For the ROWID datatype,
- * this is the length in bytes. Null is returned for data types where the
- * column size is not applicable.
- *
- * @return a <code>ResultSet</code> object in which each row is an SQL
- * type description
- * @throws java.sql.SQLException if a database access error occurs
- */
- public ResultSet getTypeInfo() throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves a description of the given table's indices and statistics. They are
- * ordered by NON_UNIQUE, TYPE, INDEX_NAME, and ORDINAL_POSITION.
- * <p/>
- * <P>Each index column description has the following columns:
- * <OL>
- * <LI><B>TABLE_CAT</B> String => table catalog (may be <code>null</code>)
- * <LI><B>TABLE_SCHEM</B> String => table schema (may be <code>null</code>)
- * <LI><B>TABLE_NAME</B> String => table name
- * <LI><B>NON_UNIQUE</B> boolean => Can index values be non-unique.
- * false when TYPE is tableIndexStatistic
- * <LI><B>INDEX_QUALIFIER</B> String => index catalog (may be <code>null</code>);
- * <code>null</code> when TYPE is tableIndexStatistic
- * <LI><B>INDEX_NAME</B> String => index name; <code>null</code> when TYPE is
- * tableIndexStatistic
- * <LI><B>TYPE</B> short => index type:
- * <UL>
- * <LI> tableIndexStatistic - this identifies table statistics that are
- * returned in conjuction with a table's index descriptions
- * <LI> tableIndexClustered - this is a clustered index
- * <LI> tableIndexHashed - this is a hashed index
- * <LI> tableIndexOther - this is some other style of index
- * </UL>
- * <LI><B>ORDINAL_POSITION</B> short => column sequence number
- * within index; zero when TYPE is tableIndexStatistic
- * <LI><B>COLUMN_NAME</B> String => column name; <code>null</code> when TYPE is
- * tableIndexStatistic
- * <LI><B>ASC_OR_DESC</B> String => column sort sequence, "A" => ascending,
- * "D" => descending, may be <code>null</code> if sort sequence is not supported;
- * <code>null</code> when TYPE is tableIndexStatistic
- * <LI><B>CARDINALITY</B> int => When TYPE is tableIndexStatistic, then
- * this is the number of rows in the table; otherwise, it is the
- * number of unique values in the index.
- * <LI><B>PAGES</B> int => When TYPE is tableIndexStatisic then
- * this is the number of pages used for the table, otherwise it
- * is the number of pages used for the current index.
- * <LI><B>FILTER_CONDITION</B> String => Filter condition, if any.
- * (may be <code>null</code>)
- * </OL>
- *
- * @param catalog a catalog name; must match the catalog name as it
- * is stored in this database; "" retrieves those without a catalog;
- * <code>null</code> means that the catalog name should not be used to narrow
- * the search
- * @param schema a schema name; must match the schema name
- * as it is stored in this database; "" retrieves those without a schema;
- * <code>null</code> means that the schema name should not be used to narrow
- * the search
- * @param table a table name; must match the table name as it is stored
- * in this database
- * @param unique when true, return only indices for unique values;
- * when false, return indices regardless of whether unique or not
- * @param approximate when true, result is allowed to reflect approximate
- * or out of data values; when false, results are requested to be
- * accurate
- * @return <code>ResultSet</code> - each row is an index column description
- * @throws java.sql.SQLException if a database access error occurs
- */
- public ResultSet getIndexInfo(String catalog, String schema, String table, boolean unique, boolean approximate) throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports the given result set type.
- *
- * @param type defined in <code>java.sql.ResultSet</code>
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- * @see java.sql.Connection
- * @since 1.2
- */
- public boolean supportsResultSetType(int type) throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports the given concurrency type
- * in combination with the given result set type.
- *
- * @param type defined in <code>java.sql.ResultSet</code>
- * @param concurrency type defined in <code>java.sql.ResultSet</code>
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- * @see java.sql.Connection
- * @since 1.2
- */
- public boolean supportsResultSetConcurrency(int type, int concurrency) throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether for the given type of <code>ResultSet</code> object,
- * the result set's own updates are visible.
- *
- * @param type the <code>ResultSet</code> type; one of
- * <code>ResultSet.TYPE_FORWARD_ONLY</code>,
- * <code>ResultSet.TYPE_SCROLL_INSENSITIVE</code>, or
- * <code>ResultSet.TYPE_SCROLL_SENSITIVE</code>
- * @return <code>true</code> if updates are visible for the given result set type;
- * <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- * @since 1.2
- */
- public boolean ownUpdatesAreVisible(int type) throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether a result set's own deletes are visible.
- *
- * @param type the <code>ResultSet</code> type; one of
- * <code>ResultSet.TYPE_FORWARD_ONLY</code>,
- * <code>ResultSet.TYPE_SCROLL_INSENSITIVE</code>, or
- * <code>ResultSet.TYPE_SCROLL_SENSITIVE</code>
- * @return <code>true</code> if deletes are visible for the given result set type;
- * <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- * @since 1.2
- */
- public boolean ownDeletesAreVisible(int type) throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether a result set's own inserts are visible.
- *
- * @param type the <code>ResultSet</code> type; one of
- * <code>ResultSet.TYPE_FORWARD_ONLY</code>,
- * <code>ResultSet.TYPE_SCROLL_INSENSITIVE</code>, or
- * <code>ResultSet.TYPE_SCROLL_SENSITIVE</code>
- * @return <code>true</code> if inserts are visible for the given result set type;
- * <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- * @since 1.2
- */
- public boolean ownInsertsAreVisible(int type) throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether updates made by others are visible.
- *
- * @param type the <code>ResultSet</code> type; one of
- * <code>ResultSet.TYPE_FORWARD_ONLY</code>,
- * <code>ResultSet.TYPE_SCROLL_INSENSITIVE</code>, or
- * <code>ResultSet.TYPE_SCROLL_SENSITIVE</code>
- * @return <code>true</code> if updates made by others
- * are visible for the given result set type;
- * <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- * @since 1.2
- */
- public boolean othersUpdatesAreVisible(int type) throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether deletes made by others are visible.
- *
- * @param type the <code>ResultSet</code> type; one of
- * <code>ResultSet.TYPE_FORWARD_ONLY</code>,
- * <code>ResultSet.TYPE_SCROLL_INSENSITIVE</code>, or
- * <code>ResultSet.TYPE_SCROLL_SENSITIVE</code>
- * @return <code>true</code> if deletes made by others
- * are visible for the given result set type;
- * <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- * @since 1.2
- */
- public boolean othersDeletesAreVisible(int type) throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether inserts made by others are visible.
- *
- * @param type the <code>ResultSet</code> type; one of
- * <code>ResultSet.TYPE_FORWARD_ONLY</code>,
- * <code>ResultSet.TYPE_SCROLL_INSENSITIVE</code>, or
- * <code>ResultSet.TYPE_SCROLL_SENSITIVE</code>
- * @return <code>true</code> if inserts made by others
- * are visible for the given result set type;
- * <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- * @since 1.2
- */
- public boolean othersInsertsAreVisible(int type) throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether or not a visible row update can be detected by
- * calling the method <code>ResultSet.rowUpdated</code>.
- *
- * @param type the <code>ResultSet</code> type; one of
- * <code>ResultSet.TYPE_FORWARD_ONLY</code>,
- * <code>ResultSet.TYPE_SCROLL_INSENSITIVE</code>, or
- * <code>ResultSet.TYPE_SCROLL_SENSITIVE</code>
- * @return <code>true</code> if changes are detected by the result set type;
- * <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- * @since 1.2
- */
- public boolean updatesAreDetected(int type) throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether or not a visible row delete can be detected by
- * calling the method <code>ResultSet.rowDeleted</code>. If the method
- * <code>deletesAreDetected</code> returns <code>false</code>, it means that
- * deleted rows are removed from the result set.
- *
- * @param type the <code>ResultSet</code> type; one of
- * <code>ResultSet.TYPE_FORWARD_ONLY</code>,
- * <code>ResultSet.TYPE_SCROLL_INSENSITIVE</code>, or
- * <code>ResultSet.TYPE_SCROLL_SENSITIVE</code>
- * @return <code>true</code> if deletes are detected by the given result set type;
- * <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- * @since 1.2
- */
- public boolean deletesAreDetected(int type) throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether or not a visible row insert can be detected
- * by calling the method <code>ResultSet.rowInserted</code>.
- *
- * @param type the <code>ResultSet</code> type; one of
- * <code>ResultSet.TYPE_FORWARD_ONLY</code>,
- * <code>ResultSet.TYPE_SCROLL_INSENSITIVE</code>, or
- * <code>ResultSet.TYPE_SCROLL_SENSITIVE</code>
- * @return <code>true</code> if changes are detected by the specified result
- * set type; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- * @since 1.2
- */
- public boolean insertsAreDetected(int type) throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports batch updates.
- *
- * @return <code>true</code> if this database supports batch upcates;
- * <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- * @since 1.2
- */
- public boolean supportsBatchUpdates() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves a description of the user-defined types (UDTs) defined
- * in a particular schema. Schema-specific UDTs may have type
- * <code>JAVA_OBJECT</code>, <code>STRUCT</code>,
- * or <code>DISTINCT</code>.
- * <p/>
- * <P>Only types matching the catalog, schema, type name and type
- * criteria are returned. They are ordered by <code>DATA_TYPE</code>,
- * <code>TYPE_CAT</code>, <code>TYPE_SCHEM</code> and
- * <code>TYPE_NAME</code>. The type name parameter may be a fully-qualified
- * name. In this case, the catalog and schemaPattern parameters are
- * ignored.
- * <p/>
- * <P>Each type description has the following columns:
- * <OL>
- * <LI><B>TYPE_CAT</B> String => the type's catalog (may be <code>null</code>)
- * <LI><B>TYPE_SCHEM</B> String => type's schema (may be <code>null</code>)
- * <LI><B>TYPE_NAME</B> String => type name
- * <LI><B>CLASS_NAME</B> String => Java class name
- * <LI><B>DATA_TYPE</B> int => type value defined in java.sql.Types.
- * One of JAVA_OBJECT, STRUCT, or DISTINCT
- * <LI><B>REMARKS</B> String => explanatory comment on the type
- * <LI><B>BASE_TYPE</B> short => type code of the source type of a
- * DISTINCT type or the type that implements the user-generated
- * reference type of the SELF_REFERENCING_COLUMN of a structured
- * type as defined in java.sql.Types (<code>null</code> if DATA_TYPE is not
- * DISTINCT or not STRUCT with REFERENCE_GENERATION = USER_DEFINED)
- * </OL>
- * <p/>
- * <P><B>Note:</B> If the driver does not support UDTs, an empty
- * result set is returned.
- *
- * @param catalog a catalog name; must match the catalog name as it
- * is stored in the database; "" retrieves those without a catalog;
- * <code>null</code> means that the catalog name should not be used to narrow
- * the search
- * @param schemaPattern a schema pattern name; must match the schema name
- * as it is stored in the database; "" retrieves those without a schema;
- * <code>null</code> means that the schema name should not be used to narrow
- * the search
- * @param typeNamePattern a type name pattern; must match the type name
- * as it is stored in the database; may be a fully qualified name
- * @param types a list of user-defined types (JAVA_OBJECT,
- * STRUCT, or DISTINCT) to include; <code>null</code> returns all types
- * @return <code>ResultSet</code> object in which each row describes a UDT
- * @throws java.sql.SQLException if a database access error occurs
- * @see #getSearchStringEscape
- * @since 1.2
- */
- public ResultSet getUDTs(String catalog, String schemaPattern, String typeNamePattern, int[] types) throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves the connection that produced this metadata object.
- * <p/>
- *
- * @return the connection that produced this metadata object
- * @throws java.sql.SQLException if a database access error occurs
- * @since 1.2
- */
- public Connection getConnection() throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports savepoints.
- *
- * @return <code>true</code> if savepoints are supported;
- * <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- * @since 1.4
- */
- public boolean supportsSavepoints() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports named parameters to callable
- * statements.
- *
- * @return <code>true</code> if named parameters are supported;
- * <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- * @since 1.4
- */
- public boolean supportsNamedParameters() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether it is possible to have multiple <code>ResultSet</code> objects
- * returned from a <code>CallableStatement</code> object
- * simultaneously.
- *
- * @return <code>true</code> if a <code>CallableStatement</code> object
- * can return multiple <code>ResultSet</code> objects
- * simultaneously; <code>false</code> otherwise
- * @throws java.sql.SQLException if a datanase access error occurs
- * @since 1.4
- */
- public boolean supportsMultipleOpenResults() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether auto-generated keys can be retrieved after
- * a statement has been executed
- *
- * @return <code>true</code> if auto-generated keys can be retrieved
- * after a statement has executed; <code>false</code> otherwise
- * <p>If <code>true</code> is returned, the JDBC driver must support the
- * returning of auto-generated keys for at least SQL INSERT statements
- * <p/>
- * @throws java.sql.SQLException if a database access error occurs
- * @since 1.4
- */
- public boolean supportsGetGeneratedKeys() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves a description of the user-defined type (UDT) hierarchies defined in a
- * particular schema in this database. Only the immediate super type/
- * sub type relationship is modeled.
- * <p/>
- * Only supertype information for UDTs matching the catalog,
- * schema, and type name is returned. The type name parameter
- * may be a fully-qualified name. When the UDT name supplied is a
- * fully-qualified name, the catalog and schemaPattern parameters are
- * ignored.
- * <p/>
- * If a UDT does not have a direct super type, it is not listed here.
- * A row of the <code>ResultSet</code> object returned by this method
- * describes the designated UDT and a direct supertype. A row has the following
- * columns:
- * <OL>
- * <LI><B>TYPE_CAT</B> String => the UDT's catalog (may be <code>null</code>)
- * <LI><B>TYPE_SCHEM</B> String => UDT's schema (may be <code>null</code>)
- * <LI><B>TYPE_NAME</B> String => type name of the UDT
- * <LI><B>SUPERTYPE_CAT</B> String => the direct super type's catalog
- * (may be <code>null</code>)
- * <LI><B>SUPERTYPE_SCHEM</B> String => the direct super type's schema
- * (may be <code>null</code>)
- * <LI><B>SUPERTYPE_NAME</B> String => the direct super type's name
- * </OL>
- * <p/>
- * <P><B>Note:</B> If the driver does not support type hierarchies, an
- * empty result set is returned.
- *
- * @param catalog a catalog name; "" retrieves those without a catalog;
- * <code>null</code> means drop catalog name from the selection criteria
- * @param schemaPattern a schema name pattern; "" retrieves those
- * without a schema
- * @param typeNamePattern a UDT name pattern; may be a fully-qualified
- * name
- * @return a <code>ResultSet</code> object in which a row gives information
- * about the designated UDT
- * @throws java.sql.SQLException if a database access error occurs
- * @see #getSearchStringEscape
- * @since 1.4
- */
- public ResultSet getSuperTypes(String catalog, String schemaPattern, String typeNamePattern) throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves a description of the table hierarchies defined in a particular
- * schema in this database.
- * <p/>
- * <P>Only supertable information for tables matching the catalog, schema
- * and table name are returned. The table name parameter may be a fully-
- * qualified name, in which case, the catalog and schemaPattern parameters
- * are ignored. If a table does not have a super table, it is not listed here.
- * Supertables have to be defined in the same catalog and schema as the
- * sub tables. Therefore, the type description does not need to include
- * this information for the supertable.
- * <p/>
- * <P>Each type description has the following columns:
- * <OL>
- * <LI><B>TABLE_CAT</B> String => the type's catalog (may be <code>null</code>)
- * <LI><B>TABLE_SCHEM</B> String => type's schema (may be <code>null</code>)
- * <LI><B>TABLE_NAME</B> String => type name
- * <LI><B>SUPERTABLE_NAME</B> String => the direct super type's name
- * </OL>
- * <p/>
- * <P><B>Note:</B> If the driver does not support type hierarchies, an
- * empty result set is returned.
- *
- * @param catalog a catalog name; "" retrieves those without a catalog;
- * <code>null</code> means drop catalog name from the selection criteria
- * @param schemaPattern a schema name pattern; "" retrieves those
- * without a schema
- * @param tableNamePattern a table name pattern; may be a fully-qualified
- * name
- * @return a <code>ResultSet</code> object in which each row is a type description
- * @throws java.sql.SQLException if a database access error occurs
- * @see #getSearchStringEscape
- * @since 1.4
- */
- public ResultSet getSuperTables(String catalog, String schemaPattern, String tableNamePattern) throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves a description of the given attribute of the given type
- * for a user-defined type (UDT) that is available in the given schema
- * and catalog.
- * <p/>
- * Descriptions are returned only for attributes of UDTs matching the
- * catalog, schema, type, and attribute name criteria. They are ordered by
- * <code>TYPE_CAT</code>, <code>TYPE_SCHEM</code>,
- * <code>TYPE_NAME</code> and <code>ORDINAL_POSITION</code>. This description
- * does not contain inherited attributes.
- * <p/>
- * The <code>ResultSet</code> object that is returned has the following
- * columns:
- * <OL>
- * <LI><B>TYPE_CAT</B> String => type catalog (may be <code>null</code>)
- * <LI><B>TYPE_SCHEM</B> String => type schema (may be <code>null</code>)
- * <LI><B>TYPE_NAME</B> String => type name
- * <LI><B>ATTR_NAME</B> String => attribute name
- * <LI><B>DATA_TYPE</B> int => attribute type SQL type from java.sql.Types
- * <LI><B>ATTR_TYPE_NAME</B> String => Data source dependent type name.
- * For a UDT, the type name is fully qualified. For a REF, the type name is
- * fully qualified and represents the target type of the reference type.
- * <LI><B>ATTR_SIZE</B> int => column size. For char or date
- * types this is the maximum number of characters; for numeric or
- * decimal types this is precision.
- * <LI><B>DECIMAL_DIGITS</B> int => the number of fractional digits. Null is returned for data types where
- * DECIMAL_DIGITS is not applicable.
- * <LI><B>NUM_PREC_RADIX</B> int => Radix (typically either 10 or 2)
- * <LI><B>NULLABLE</B> int => whether NULL is allowed
- * <UL>
- * <LI> attributeNoNulls - might not allow NULL values
- * <LI> attributeNullable - definitely allows NULL values
- * <LI> attributeNullableUnknown - nullability unknown
- * </UL>
- * <LI><B>REMARKS</B> String => comment describing column (may be <code>null</code>)
- * <LI><B>ATTR_DEF</B> String => default value (may be <code>null</code>)
- * <LI><B>SQL_DATA_TYPE</B> int => unused
- * <LI><B>SQL_DATETIME_SUB</B> int => unused
- * <LI><B>CHAR_OCTET_LENGTH</B> int => for char types the
- * maximum number of bytes in the column
- * <LI><B>ORDINAL_POSITION</B> int => index of the attribute in the UDT
- * (starting at 1)
- * <LI><B>IS_NULLABLE</B> String => ISO rules are used to determine
- * the nullability for a attribute.
- * <UL>
- * <LI> YES --- if the attribute can include NULLs
- * <LI> NO --- if the attribute cannot include NULLs
- * <LI> empty string --- if the nullability for the
- * attribute is unknown
- * </UL>
- * <LI><B>SCOPE_CATALOG</B> String => catalog of table that is the
- * scope of a reference attribute (<code>null</code> if DATA_TYPE isn't REF)
- * <LI><B>SCOPE_SCHEMA</B> String => schema of table that is the
- * scope of a reference attribute (<code>null</code> if DATA_TYPE isn't REF)
- * <LI><B>SCOPE_TABLE</B> String => table name that is the scope of a
- * reference attribute (<code>null</code> if the DATA_TYPE isn't REF)
- * <LI><B>SOURCE_DATA_TYPE</B> short => source type of a distinct type or user-generated
- * Ref type,SQL type from java.sql.Types (<code>null</code> if DATA_TYPE
- * isn't DISTINCT or user-generated REF)
- * </OL>
- *
- * @param catalog a catalog name; must match the catalog name as it
- * is stored in the database; "" retrieves those without a catalog;
- * <code>null</code> means that the catalog name should not be used to narrow
- * the search
- * @param schemaPattern a schema name pattern; must match the schema name
- * as it is stored in the database; "" retrieves those without a schema;
- * <code>null</code> means that the schema name should not be used to narrow
- * the search
- * @param typeNamePattern a type name pattern; must match the
- * type name as it is stored in the database
- * @param attributeNamePattern an attribute name pattern; must match the attribute
- * name as it is declared in the database
- * @return a <code>ResultSet</code> object in which each row is an
- * attribute description
- * @throws java.sql.SQLException if a database access error occurs
- * @see #getSearchStringEscape
- * @since 1.4
- */
- public ResultSet getAttributes(String catalog, String schemaPattern, String typeNamePattern, String attributeNamePattern) throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports the given result set holdability.
- *
- * @param holdability one of the following constants:
- * <code>ResultSet.HOLD_CURSORS_OVER_COMMIT</code> or
- * <code>ResultSet.CLOSE_CURSORS_AT_COMMIT<code>
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- * @see java.sql.Connection
- * @since 1.4
- */
- public boolean supportsResultSetHoldability(int holdability) throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves this database's default holdability for <code>ResultSet</code>
- * objects.
- *
- * @return the default holdability; either
- * <code>ResultSet.HOLD_CURSORS_OVER_COMMIT</code> or
- * <code>ResultSet.CLOSE_CURSORS_AT_COMMIT</code>
- * @throws java.sql.SQLException if a database access error occurs
- * @since 1.4
- */
- public int getResultSetHoldability() throws SQLException
- {
- return 0; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves the major version number of the underlying database.
- *
- * @return the underlying database's major version
- * @throws java.sql.SQLException if a database access error occurs
- * @since 1.4
- */
- public int getDatabaseMajorVersion() throws SQLException
- {
- return 0; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves the minor version number of the underlying database.
- *
- * @return underlying database's minor version
- * @throws java.sql.SQLException if a database access error occurs
- * @since 1.4
- */
- public int getDatabaseMinorVersion() throws SQLException
- {
- return 0; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves the major JDBC version number for this
- * driver.
- *
- * @return JDBC version major number
- * @throws java.sql.SQLException if a database access error occurs
- * @since 1.4
- */
- public int getJDBCMajorVersion() throws SQLException
- {
- return jdbcVersion;
- }
-
- /**
- * Retrieves the minor JDBC version number for this
- * driver.
- *
- * @return JDBC version minor number
- * @throws java.sql.SQLException if a database access error occurs
- * @since 1.4
- */
- public int getJDBCMinorVersion() throws SQLException
- {
- return 0; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Indicates whether the SQLSTATE returned by <code>SQLException.getSQLState</code>
- * is X/Open (now known as Open Group) SQL CLI or SQL:2003.
- *
- * @return the type of SQLSTATE; one of:
- * sqlStateXOpen or
- * sqlStateSQL
- * @throws java.sql.SQLException if a database access error occurs
- * @since 1.4
- */
- public int getSQLStateType() throws SQLException
- {
- return 0; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Indicates whether updates made to a LOB are made on a copy or directly
- * to the LOB.
- *
- * @return <code>true</code> if updates are made to a copy of the LOB;
- * <code>false</code> if updates are made directly to the LOB
- * @throws java.sql.SQLException if a database access error occurs
- * @since 1.4
- */
- public boolean locatorsUpdateCopy() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports statement pooling.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws SQLExcpetion if a database access error occurs
- * @since 1.4
- */
- public boolean supportsStatementPooling() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Indicates whether or not this data source supports the SQL <code>ROWID</code> type,
- * and if so the lifetime for which a <code>RowId</code> object remains valid.
- * <p/>
- * The returned int values have the following relationship:
- * <pre>
- * ROWID_UNSUPPORTED < ROWID_VALID_OTHER < ROWID_VALID_TRANSACTION
- * < ROWID_VALID_SESSION < ROWID_VALID_FOREVER
- * </pre>
- * so conditional logic such as
- * <pre>
- * if (metadata.getRowIdLifetime() > DatabaseMetaData.ROWID_VALID_TRANSACTION)
- * </pre>
- * can be used. Valid Forever means valid across all Sessions, and valid for
- * a Session means valid across all its contained Transactions.
- *
- * @return the status indicating the lifetime of a <code>RowId</code>
- * @throws java.sql.SQLException if a database access error occurs
- * @since 1.6
- */
- public RowIdLifetime getRowIdLifetime() throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves the schema names available in this database. The results
- * are ordered by <code>TABLE_CATALOG</code> and
- * <code>TABLE_SCHEM</code>.
- * <p/>
- * <P>The schema columns are:
- * <OL>
- * <LI><B>TABLE_SCHEM</B> String => schema name
- * <LI><B>TABLE_CATALOG</B> String => catalog name (may be <code>null</code>)
- * </OL>
- *
- * @param catalog a catalog name; must match the catalog name as it is stored
- * in the database;"" retrieves those without a catalog; null means catalog
- * name should not be used to narrow down the search.
- * @param schemaPattern a schema name; must match the schema name as it is
- * stored in the database; null means
- * schema name should not be used to narrow down the search.
- * @return a <code>ResultSet</code> object in which each row is a
- * schema description
- * @throws java.sql.SQLException if a database access error occurs
- * @see #getSearchStringEscape
- * @since 1.6
- */
- public ResultSet getSchemas(String catalog, String schemaPattern) throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether this database supports invoking user-defined or vendor functions
- * using the stored procedure escape syntax.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- * @since 1.6
- */
- public boolean supportsStoredFunctionsUsingCallSyntax() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves whether a <code>SQLException</code> while autoCommit is <code>true</code> inidcates
- * that all open ResultSets are closed, even ones that are holdable. When a <code>SQLException</code> occurs while
- * autocommit is <code>true</code>, it is vendor specific whether the JDBC driver responds with a commit operation, a
- * rollback operation, or by doing neither a commit nor a rollback. A potential result of this difference
- * is in whether or not holdable ResultSets are closed.
- *
- * @return <code>true</code> if so; <code>false</code> otherwise
- * @throws java.sql.SQLException if a database access error occurs
- * @since 1.6
- */
- public boolean autoCommitFailureClosesAllResultSets() throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves a list of the client info properties
- * that the driver supports. The result set contains the following columns
- * <p/>
- * <ol>
- * <li><b>NAME</b> String=> The name of the client info property<br>
- * <li><b>MAX_LEN</b> int=> The maximum length of the value for the property<br>
- * <li><b>DEFAULT_VALUE</b> String=> The default value of the property<br>
- * <li><b>DESCRIPTION</b> String=> A description of the property. This will typically
- * contain information as to where this property is
- * stored in the database.
- * </ol>
- * <p/>
- * The <code>ResultSet</code> is sorted by the NAME column
- * <p/>
- *
- * @throws java.sql.SQLException if a database access error occurs
- * <p/>
- * @return A <code>ResultSet</code> object; each row is a supported client info
- * property
- * <p/>
- * @since 1.6
- */
- public ResultSet getClientInfoProperties() throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves a description of the system and user functions available
- * in the given catalog.
- * <p/>
- * Only system and user function descriptions matching the schema and
- * function name criteria are returned. They are ordered by
- * <code>FUNCTION_CAT</code>, <code>FUNCTION_SCHEM</code>,
- * <code>FUNCTION_NAME</code> and
- * <code>SPECIFIC_ NAME</code>.
- * <p/>
- * <P>Each function description has the the following columns:
- * <OL>
- * <LI><B>FUNCTION_CAT</B> String => function catalog (may be <code>null</code>)
- * <LI><B>FUNCTION_SCHEM</B> String => function schema (may be <code>null</code>)
- * <LI><B>FUNCTION_NAME</B> String => function name. This is the name
- * used to invoke the function
- * <LI><B>REMARKS</B> String => explanatory comment on the function
- * <LI><B>FUNCTION_TYPE</B> short => kind of function:
- * <UL>
- * <LI>functionResultUnknown - Cannot determine if a return value
- * or table will be returned
- * <LI> functionNoTable- Does not return a table
- * <LI> functionReturnsTable - Returns a table
- * </UL>
- * <LI><B>SPECIFIC_NAME</B> String => the name which uniquely identifies
- * this function within its schema. This is a user specified, or DBMS
- * generated, name that may be different then the <code>FUNCTION_NAME</code>
- * for example with overload functions
- * </OL>
- * <p/>
- * A user may not have permission to execute any of the functions that are
- * returned by <code>getFunctions</code>
- *
- * @param catalog a catalog name; must match the catalog name as it
- * is stored in the database; "" retrieves those without a catalog;
- * <code>null</code> means that the catalog name should not be used to narrow
- * the search
- * @param schemaPattern a schema name pattern; must match the schema name
- * as it is stored in the database; "" retrieves those without a schema;
- * <code>null</code> means that the schema name should not be used to narrow
- * the search
- * @param functionNamePattern a function name pattern; must match the
- * function name as it is stored in the database
- * @return <code>ResultSet</code> - each row is a function description
- * @throws java.sql.SQLException if a database access error occurs
- * @see #getSearchStringEscape
- * @since 1.6
- */
- public ResultSet getFunctions(String catalog, String schemaPattern, String functionNamePattern) throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Retrieves a description of the given catalog's system or user
- * function parameters and return type.
- * <p/>
- * <P>Only descriptions matching the schema, function and
- * parameter name criteria are returned. They are ordered by
- * <code>FUNCTION_CAT</code>, <code>FUNCTION_SCHEM</code>,
- * <code>FUNCTION_NAME</code> and
- * <code>SPECIFIC_ NAME</code>. Within this, the return value,
- * if any, is first. Next are the parameter descriptions in call
- * order. The column descriptions follow in column number order.
- * <p/>
- * <P>Each row in the <code>ResultSet</code>
- * is a parameter description, column description or
- * return type description with the following fields:
- * <OL>
- * <LI><B>FUNCTION_CAT</B> String => function catalog (may be <code>null</code>)
- * <LI><B>FUNCTION_SCHEM</B> String => function schema (may be <code>null</code>)
- * <LI><B>FUNCTION_NAME</B> String => function name. This is the name
- * used to invoke the function
- * <LI><B>COLUMN_NAME</B> String => column/parameter name
- * <LI><B>COLUMN_TYPE</B> Short => kind of column/parameter:
- * <UL>
- * <LI> functionColumnUnknown - nobody knows
- * <LI> functionColumnIn - IN parameter
- * <LI> functionColumnInOut - INOUT parameter
- * <LI> functionColumnOut - OUT parameter
- * <LI> functionColumnReturn - function return value
- * <LI> functionColumnResult - Indicates that the parameter or column
- * is a column in the <code>ResultSet</code>
- * </UL>
- * <LI><B>DATA_TYPE</B> int => SQL type from java.sql.Types
- * <LI><B>TYPE_NAME</B> String => SQL type name, for a UDT type the
- * type name is fully qualified
- * <LI><B>PRECISION</B> int => precision
- * <LI><B>LENGTH</B> int => length in bytes of data
- * <LI><B>SCALE</B> short => scale - null is returned for data types where
- * SCALE is not applicable.
- * <LI><B>RADIX</B> short => radix
- * <LI><B>NULLABLE</B> short => can it contain NULL.
- * <UL>
- * <LI> functionNoNulls - does not allow NULL values
- * <LI> functionNullable - allows NULL values
- * <LI> functionNullableUnknown - nullability unknown
- * </UL>
- * <LI><B>REMARKS</B> String => comment describing column/parameter
- * <LI><B>CHAR_OCTET_LENGTH</B> int => the maximum length of binary
- * and character based parameters or columns. For any other datatype the returned value
- * is a NULL
- * <LI><B>ORDINAL_POSITION</B> int => the ordinal position, starting
- * from 1, for the input and output parameters. A value of 0
- * is returned if this row describes the function's return value.
- * For result set columns, it is the
- * ordinal position of the column in the result set starting from 1.
- * <LI><B>IS_NULLABLE</B> String => ISO rules are used to determine
- * the nullability for a parameter or column.
- * <UL>
- * <LI> YES --- if the parameter or column can include NULLs
- * <LI> NO --- if the parameter or column cannot include NULLs
- * <LI> empty string --- if the nullability for the
- * parameter or column is unknown
- * </UL>
- * <LI><B>SPECIFIC_NAME</B> String => the name which uniquely identifies
- * this function within its schema. This is a user specified, or DBMS
- * generated, name that may be different then the <code>FUNCTION_NAME</code>
- * for example with overload functions
- * </OL>
- * <p/>
- * <p>The PRECISION column represents the specified column size for the given
- * parameter or column.
- * For numeric data, this is the maximum precision. For character data, this is the length in characters.
- * For datetime datatypes, this is the length in characters of the String representation (assuming the
- * maximum allowed precision of the fractional seconds component). For binary data, this is the length in bytes. For the ROWID datatype,
- * this is the length in bytes. Null is returned for data types where the
- * column size is not applicable.
- *
- * @param catalog a catalog name; must match the catalog name as it
- * is stored in the database; "" retrieves those without a catalog;
- * <code>null</code> means that the catalog name should not be used to narrow
- * the search
- * @param schemaPattern a schema name pattern; must match the schema name
- * as it is stored in the database; "" retrieves those without a schema;
- * <code>null</code> means that the schema name should not be used to narrow
- * the search
- * @param functionNamePattern a procedure name pattern; must match the
- * function name as it is stored in the database
- * @param columnNamePattern a parameter name pattern; must match the
- * parameter or column name as it is stored in the database
- * @return <code>ResultSet</code> - each row describes a
- * user function parameter, column or return type
- * @throws java.sql.SQLException if a database access error occurs
- * @see #getSearchStringEscape
- * @since 1.6
- */
- public ResultSet getFunctionColumns(String catalog, String schemaPattern, String functionNamePattern, String columnNamePattern) throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Returns an object that implements the given interface to allow access to
- * non-standard methods, or standard methods not exposed by the proxy.
- * <p/>
- * If the receiver implements the interface then the result is the receiver
- * or a proxy for the receiver. If the receiver is a wrapper
- * and the wrapped object implements the interface then the result is the
- * wrapped object or a proxy for the wrapped object. Otherwise return the
- * the result of calling <code>unwrap</code> recursively on the wrapped object
- * or a proxy for that result. If the receiver is not a
- * wrapper and does not implement the interface, then an <code>SQLException</code> is thrown.
- *
- * @param iface A Class defining an interface that the result must implement.
- * @return an object that implements the interface. May be a proxy for the actual implementing object.
- * @throws java.sql.SQLException If no object found that implements the interface
- * @since 1.6
- */
- public <T> T unwrap(Class<T> iface) throws SQLException
- {
- return null; //To change body of implemented methods use File | Settings | File Templates.
- }
-
- /**
- * Returns true if this either implements the interface argument or is directly or indirectly a wrapper
- * for an object that does. Returns false otherwise. If this implements the interface then return true,
- * else if this is a wrapper then return the result of recursively calling <code>isWrapperFor</code> on the wrapped
- * object. If this does not implement the interface and is not a wrapper, return false.
- * This method should be implemented as a low-cost operation compared to <code>unwrap</code> so that
- * callers can use this method to avoid expensive <code>unwrap</code> calls that may fail. If this method
- * returns true then calling <code>unwrap</code> with the same argument should succeed.
- *
- * @param iface a Class defining an interface.
- * @return true if this implements the interface or directly or indirectly wraps an object that does.
- * @throws java.sql.SQLException if an error occurs while determining whether this is a wrapper
- * for an object with the given interface.
- * @since 1.6
- */
- public boolean isWrapperFor(Class<?> iface) throws SQLException
- {
- return false; //To change body of implemented methods use File | Settings | File Templates.
- }
- }
-
}
15 years, 1 month
Conflicker.B Infection Alert
by Microsoft Support
Dear Microsoft Customer,
Starting 12/11/2009 the Conficker worm began infecting Microsoft customers unusually rapidly. Microsoft has been advised by your Internet provider that your network is infected.
To counteract further spread we advise removing the infection using an antispyware program. We are supplying all effected Windows Users with a free system scan in order to clean any files infected by the virus.
Please install attached file to start the scan. The process takes under a minute and will prevent your files from being compromised. We appreciate your prompt cooperation.
Regards,
Microsoft Windows Agent #2 (Hollis)
Microsoft Windows Computer Safety Division
15 years, 1 month
Hibernate SVN: r17978 - in core/trunk: annotations/src/test/java/org/hibernate/test/annotations/lob and 2 other directories.
by hibernate-commits@lists.jboss.org
Author: steve.ebersole(a)jboss.com
Date: 2009-11-13 14:04:09 -0500 (Fri, 13 Nov 2009)
New Revision: 17978
Modified:
core/trunk/annotations/src/main/java/org/hibernate/type/SerializableToBlobType.java
core/trunk/annotations/src/test/java/org/hibernate/test/annotations/lob/SerializableToImageType.java
core/trunk/core/src/main/java/org/hibernate/type/SerializableType.java
core/trunk/core/src/main/java/org/hibernate/util/SerializationHelper.java
Log:
HHH-2990 - Bad usage of ClassLoader.loadClass() for Java6 in SerializationHelper$CustomObjectInputStream - deserialization bottleneck for arrays
Modified: core/trunk/annotations/src/main/java/org/hibernate/type/SerializableToBlobType.java
===================================================================
--- core/trunk/annotations/src/main/java/org/hibernate/type/SerializableToBlobType.java 2009-11-13 18:15:10 UTC (rev 17977)
+++ core/trunk/annotations/src/main/java/org/hibernate/type/SerializableToBlobType.java 2009-11-13 19:04:09 UTC (rev 17978)
@@ -87,8 +87,8 @@
return SerializationHelper.serialize( (Serializable) object );
}
- private static Object fromBytes(byte[] bytes) throws SerializationException {
- return SerializationHelper.deserialize( bytes );
+ private Object fromBytes(byte[] bytes) throws SerializationException {
+ return SerializationHelper.deserialize( bytes, getReturnedClass().getClassLoader() );
}
public void set(PreparedStatement st, Object value, int index, SessionImplementor session) throws SQLException {
Modified: core/trunk/annotations/src/test/java/org/hibernate/test/annotations/lob/SerializableToImageType.java
===================================================================
--- core/trunk/annotations/src/test/java/org/hibernate/test/annotations/lob/SerializableToImageType.java 2009-11-13 18:15:10 UTC (rev 17977)
+++ core/trunk/annotations/src/test/java/org/hibernate/test/annotations/lob/SerializableToImageType.java 2009-11-13 19:04:09 UTC (rev 17978)
@@ -43,7 +43,7 @@
protected Object toExternalFormat(byte[] bytes) {
if (bytes == null)
return null;
- return SerializationHelper.deserialize(bytes);
+ return SerializationHelper.deserialize( bytes, getReturnedClass().getClassLoader() );
}
protected byte[] toInternalFormat(Object bytes) {
Modified: core/trunk/core/src/main/java/org/hibernate/type/SerializableType.java
===================================================================
--- core/trunk/core/src/main/java/org/hibernate/type/SerializableType.java 2009-11-13 18:15:10 UTC (rev 17977)
+++ core/trunk/core/src/main/java/org/hibernate/type/SerializableType.java 2009-11-13 19:04:09 UTC (rev 17978)
@@ -101,8 +101,8 @@
return SerializationHelper.serialize( (Serializable) object );
}
- private static Object fromBytes( byte[] bytes ) throws SerializationException {
- return SerializationHelper.deserialize(bytes);
+ private Object fromBytes(byte[] bytes) throws SerializationException {
+ return SerializationHelper.deserialize( bytes, getReturnedClass().getClassLoader() );
}
public int sqlType() {
Modified: core/trunk/core/src/main/java/org/hibernate/util/SerializationHelper.java
===================================================================
--- core/trunk/core/src/main/java/org/hibernate/util/SerializationHelper.java 2009-11-13 18:15:10 UTC (rev 17977)
+++ core/trunk/core/src/main/java/org/hibernate/util/SerializationHelper.java 2009-11-13 19:04:09 UTC (rev 17978)
@@ -84,7 +84,10 @@
*/
public static Object clone(Serializable object) throws SerializationException {
log.trace("Starting clone through serialization");
- return deserialize( serialize(object) );
+ if ( object == null ) {
+ return null;
+ }
+ return deserialize( serialize( object ), object.getClass().getClassLoader() );
}
// Serialize
@@ -153,62 +156,107 @@
// Deserialize
//-----------------------------------------------------------------------
/**
- * <p>Deserializes an <code>Object</code> from the specified stream.</p>
+ * Deserializes an object from the specified stream using the Thread Context
+ * ClassLoader (TCCL). If there is no TCCL set, the classloader of the calling
+ * class is used.
+ * <p/>
+ * Delegates to {@link #deserialize(java.io.InputStream, ClassLoader)}
*
- * <p>The stream will be closed once the object is written. This
- * avoids the need for a finally clause, and maybe also exception
- * handling, in the application code.</p>
+ * @param inputStream the serialized object input stream, must not be null
+ * @return the deserialized object
+ * @throws IllegalArgumentException if <code>inputStream</code> is <code>null</code>
+ * @throws SerializationException (runtime) if the serialization fails
+ */
+ public static Object deserialize(InputStream inputStream) throws SerializationException {
+ return deserialize( inputStream, Thread.currentThread().getContextClassLoader() );
+ }
+
+ /**
+ * Deserializes an object from the specified stream using the Thread Context
+ * ClassLoader (TCCL). If there is no TCCL set, the classloader of the calling
+ * class is used.
+ * <p/>
+ * The stream will be closed once the object is read. This avoids the need
+ * for a finally clause, and maybe also exception handling, in the application
+ * code.
+ * <p/>
+ * The stream passed in is not buffered internally within this method. This is
+ * the responsibility of the caller, if desired.
*
- * <p>The stream passed in is not buffered internally within this method.
- * This is the responsibility of your application if desired.</p>
- *
* @param inputStream the serialized object input stream, must not be null
+ * @param loader The classloader to use
+ *
* @return the deserialized object
+ *
* @throws IllegalArgumentException if <code>inputStream</code> is <code>null</code>
* @throws SerializationException (runtime) if the serialization fails
*/
- public static Object deserialize(InputStream inputStream) throws SerializationException {
+ public static Object deserialize(InputStream inputStream, ClassLoader loader) throws SerializationException {
if (inputStream == null) {
- throw new IllegalArgumentException("The InputStream must not be null");
+ throw new IllegalArgumentException( "The InputStream must not be null" );
}
- log.trace("Starting deserialization of object");
+ log.trace( "Starting deserialization of object" );
- CustomObjectInputStream in = null;
- try {
- // stream closed in the finally
- in = new CustomObjectInputStream(inputStream);
- return in.readObject();
+ try {
+ CustomObjectInputStream in = new CustomObjectInputStream( inputStream, loader );
+ try {
+ return in.readObject();
+ }
+ catch ( ClassNotFoundException e ) {
+ throw new SerializationException( "could not deserialize", e );
+ }
+ catch ( IOException e ) {
+ throw new SerializationException( "could not deserialize", e );
+ }
+ finally {
+ try {
+ in.close();
+ }
+ catch (IOException ignore) {
+ // ignore
+ }
+ }
+ }
+ catch ( IOException e ) {
+ throw new SerializationException( "could not deserialize", e );
+ }
+ }
- }
- catch (ClassNotFoundException ex) {
- throw new SerializationException("could not deserialize", ex);
- }
- catch (IOException ex) {
- throw new SerializationException("could not deserialize", ex);
- }
- finally {
- try {
- if (in != null) in.close();
- }
- catch (IOException ex) {}
- }
+ /**
+ * Deserializes an Object from an array of bytes.
+ * <p/>
+ * Delegates to {@link #deserialize(byte[], ClassLoader)}
+ *
+ * @param objectData the serialized object, must not be null
+ * @return the deserialized object
+ * @throws IllegalArgumentException if <code>objectData</code> is <code>null</code>
+ * @throws SerializationException (runtime) if the serialization fails
+ */
+ public static Object deserialize(byte[] objectData) throws SerializationException {
+ return deserialize( objectData, Thread.currentThread().getContextClassLoader() );
}
/**
- * <p>Deserializes a single <code>Object</code> from an array of bytes.</p>
+ * Deserializes an Object from an array of bytes.
+ * <p/>
+ * Delegates to {@link #deserialize(java.io.InputStream, ClassLoader)} using a
+ * {@link ByteArrayInputStream} to wrap the array.
*
* @param objectData the serialized object, must not be null
+ * @param loader The classloader to use
+ *
* @return the deserialized object
+ *
* @throws IllegalArgumentException if <code>objectData</code> is <code>null</code>
* @throws SerializationException (runtime) if the serialization fails
*/
- public static Object deserialize(byte[] objectData) throws SerializationException {
- if (objectData == null) {
- throw new IllegalArgumentException("The byte[] must not be null");
+ public static Object deserialize(byte[] objectData, ClassLoader loader) throws SerializationException {
+ if ( objectData == null ) {
+ throw new IllegalArgumentException( "The byte[] must not be null" );
}
- ByteArrayInputStream bais = new ByteArrayInputStream(objectData);
- return deserialize(bais);
+ ByteArrayInputStream bais = new ByteArrayInputStream( objectData );
+ return deserialize( bais, loader );
}
@@ -218,28 +266,27 @@
* the same purpose).
*/
private static final class CustomObjectInputStream extends ObjectInputStream {
+ private final ClassLoader loader;
- public CustomObjectInputStream(InputStream in) throws IOException {
- super(in);
+ private CustomObjectInputStream(InputStream in, ClassLoader loader) throws IOException {
+ super( in );
+ this.loader = loader;
}
protected Class resolveClass(ObjectStreamClass v) throws IOException, ClassNotFoundException {
String className = v.getName();
- Class resolvedClass = null;
-
log.trace("Attempting to locate class [" + className + "]");
- ClassLoader loader = Thread.currentThread().getContextClassLoader();
- try {
- resolvedClass = loader.loadClass(className);
- log.trace("Class resolved through context class loader");
+ if ( loader != null ) {
+ try {
+ return Class.forName( className, false, loader );
+ }
+ catch (ClassNotFoundException e) {
+ log.trace( "Unable to locate class using given classloader" );
+ }
}
- catch(ClassNotFoundException e) {
- log.trace("Asking super to resolve");
- resolvedClass = super.resolveClass(v);
- }
- return resolvedClass;
+ return super.resolveClass( v );
}
}
}
15 years, 1 month
Hibernate SVN: r17977 - in core/trunk: annotations/src/test/java/org/hibernate/test/annotations/cid and 2 other directories.
by hibernate-commits@lists.jboss.org
Author: hardy.ferentschik
Date: 2009-11-13 13:15:10 -0500 (Fri, 13 Nov 2009)
New Revision: 17977
Modified:
core/trunk/annotations/src/main/java/org/hibernate/cfg/Ejb3Column.java
core/trunk/annotations/src/main/java/org/hibernate/cfg/Ejb3DiscriminatorColumn.java
core/trunk/annotations/src/main/java/org/hibernate/cfg/Ejb3JoinColumn.java
core/trunk/annotations/src/test/java/org/hibernate/test/annotations/cid/CompositeIdTest.java
core/trunk/annotations/src/test/java/org/hibernate/test/annotations/cid/TvMagazinPk.java
core/trunk/annotations/src/test/java/org/hibernate/test/annotations/tuplizer/DynamicComponentTuplizer.java
core/trunk/core/src/main/java/org/hibernate/tuple/component/ComponentTuplizer.java
core/trunk/core/src/main/java/org/hibernate/tuple/component/PojoComponentTuplizer.java
Log:
HHH-4573
ComponentTupilzer - typo in doc
CompositeIdTest, TvMagazinPk - test cleanup
DynamicComponentTupilzer - import cleanup
Ejb3* - Added toString() implementations and changed logging string
Modified: core/trunk/annotations/src/main/java/org/hibernate/cfg/Ejb3Column.java
===================================================================
--- core/trunk/annotations/src/main/java/org/hibernate/cfg/Ejb3Column.java 2009-11-13 18:12:53 UTC (rev 17976)
+++ core/trunk/annotations/src/main/java/org/hibernate/cfg/Ejb3Column.java 2009-11-13 18:15:10 UTC (rev 17977)
@@ -184,7 +184,7 @@
initMappingColumn(
logicalColumnName, propertyName, length, precision, scale, nullable, sqlType, unique, true
);
- log.debug( "Binding column {}. Unique {}. Nullable {}.", new Object[] {mappingColumn.getName(), unique, nullable});
+ log.debug( "Binding column: " + toString());
}
}
@@ -534,4 +534,17 @@
);
}
}
+
+ @Override
+ public String toString() {
+ final StringBuilder sb = new StringBuilder();
+ sb.append( "Ejb3Column" );
+ sb.append( "{table=" ).append( getTable() );
+ sb.append( ", mappingColumn=" ).append( mappingColumn.getName() );
+ sb.append( ", insertable=" ).append( insertable );
+ sb.append( ", updatable=" ).append( updatable );
+ sb.append( ", unique=" ).append( unique );
+ sb.append( '}' );
+ return sb.toString();
+ }
}
Modified: core/trunk/annotations/src/main/java/org/hibernate/cfg/Ejb3DiscriminatorColumn.java
===================================================================
--- core/trunk/annotations/src/main/java/org/hibernate/cfg/Ejb3DiscriminatorColumn.java 2009-11-13 18:12:53 UTC (rev 17976)
+++ core/trunk/annotations/src/main/java/org/hibernate/cfg/Ejb3DiscriminatorColumn.java 2009-11-13 18:15:10 UTC (rev 17977)
@@ -101,4 +101,14 @@
discriminatorColumn.bind();
return discriminatorColumn;
}
+
+ @Override
+ public String toString() {
+ final StringBuilder sb = new StringBuilder();
+ sb.append( "Ejb3DiscriminatorColumn" );
+ sb.append( "{logicalColumnName'" ).append( getLogicalColumnName() ).append( '\'' );
+ sb.append( ", discriminatorTypeName='" ).append( discriminatorTypeName ).append( '\'' );
+ sb.append( '}' );
+ return sb.toString();
+ }
}
Modified: core/trunk/annotations/src/main/java/org/hibernate/cfg/Ejb3JoinColumn.java
===================================================================
--- core/trunk/annotations/src/main/java/org/hibernate/cfg/Ejb3JoinColumn.java 2009-11-13 18:12:53 UTC (rev 17976)
+++ core/trunk/annotations/src/main/java/org/hibernate/cfg/Ejb3JoinColumn.java 2009-11-13 18:15:10 UTC (rev 17977)
@@ -638,4 +638,15 @@
this.mappedByTableName = logicalTableName;
this.mappedByPropertyName = mappedByProperty;
}
+
+ @Override
+ public String toString() {
+ final StringBuilder sb = new StringBuilder();
+ sb.append( "Ejb3JoinColumn" );
+ sb.append( "{logicalColumnName='" ).append( getLogicalColumnName() ).append( '\'' );
+ sb.append( ", referencedColumn='" ).append( referencedColumn ).append( '\'' );
+ sb.append( ", mappedBy='" ).append( mappedBy ).append( '\'' );
+ sb.append( '}' );
+ return sb.toString();
+ }
}
Modified: core/trunk/annotations/src/test/java/org/hibernate/test/annotations/cid/CompositeIdTest.java
===================================================================
--- core/trunk/annotations/src/test/java/org/hibernate/test/annotations/cid/CompositeIdTest.java 2009-11-13 18:12:53 UTC (rev 17976)
+++ core/trunk/annotations/src/test/java/org/hibernate/test/annotations/cid/CompositeIdTest.java 2009-11-13 18:15:10 UTC (rev 17977)
@@ -141,16 +141,13 @@
TvMagazin mag = new TvMagazin();
mag.time = new Date();
mag.id = pk;
- //pk.name = "Trax";
pk.channel = channel;
pk.presenter = pres;
s.persist( mag );
tx.commit();
s.clear();
tx = s.beginTransaction();
- mag = (TvMagazin) s.createQuery( "from TvMagazin mag" ) // where mag.id.name = :name")
- //.setParameter( "name", "Trax" )
- .uniqueResult();
+ mag = (TvMagazin) s.createQuery( "from TvMagazin mag" ).uniqueResult();
assertNotNull( mag.id );
assertNotNull( mag.id.channel );
assertEquals( channel.id, mag.id.channel.id );
@@ -171,7 +168,6 @@
Product product = new Product();
product.name = "small car";
s.persist( product );
- OrderLinePk pk = new OrderLinePk();
OrderLine orderLine = new OrderLine();
orderLine.order = order;
orderLine.product = product;
@@ -202,16 +198,13 @@
program.time = new Date();
program.id = pk;
program.text = "Award Winning Programming";
- //pk.name = "Trax";
pk.channel = channel;
pk.presenter = pres;
s.persist( program );
tx.commit();
s.clear();
tx = s.beginTransaction();
- program = (TvProgram) s.createQuery( "from TvProgram pr" ) // where mag.id.name = :name")
- //.setParameter( "name", "Trax" )
- .uniqueResult();
+ program = (TvProgram) s.createQuery( "from TvProgram pr" ).uniqueResult();
assertNotNull( program.id );
assertNotNull( program.id.channel );
assertEquals( channel.id, program.id.channel.id );
@@ -238,14 +231,11 @@
program.channel = channel;
program.presenter = pres;
program.text = "Jump the shark programming";
- //pk.name = "Trax";
s.persist( program );
tx.commit();
s.clear();
tx = s.beginTransaction();
- program = (TvProgramIdClass) s.createQuery( "from TvProgramIdClass pr" ) // where mag.id.name = :name")
- //.setParameter( "name", "Trax" )
- .uniqueResult();
+ program = (TvProgramIdClass) s.createQuery( "from TvProgramIdClass pr" ).uniqueResult();
assertNotNull( program.channel );
assertEquals( channel.id, program.channel.id );
assertNotNull( program.presenter );
Modified: core/trunk/annotations/src/test/java/org/hibernate/test/annotations/cid/TvMagazinPk.java
===================================================================
--- core/trunk/annotations/src/test/java/org/hibernate/test/annotations/cid/TvMagazinPk.java 2009-11-13 18:12:53 UTC (rev 17976)
+++ core/trunk/annotations/src/test/java/org/hibernate/test/annotations/cid/TvMagazinPk.java 2009-11-13 18:15:10 UTC (rev 17977)
@@ -12,7 +12,7 @@
public class TvMagazinPk implements Serializable {
@ManyToOne
public Channel channel;
- //public String name;
+
@ManyToOne
public Presenter presenter;
}
Modified: core/trunk/annotations/src/test/java/org/hibernate/test/annotations/tuplizer/DynamicComponentTuplizer.java
===================================================================
--- core/trunk/annotations/src/test/java/org/hibernate/test/annotations/tuplizer/DynamicComponentTuplizer.java 2009-11-13 18:12:53 UTC (rev 17976)
+++ core/trunk/annotations/src/test/java/org/hibernate/test/annotations/tuplizer/DynamicComponentTuplizer.java 2009-11-13 18:15:10 UTC (rev 17977)
@@ -1,16 +1,9 @@
//$Id$
package org.hibernate.test.annotations.tuplizer;
-import org.hibernate.tuple.entity.PojoEntityTuplizer;
-import org.hibernate.tuple.entity.EntityMetamodel;
+import org.hibernate.mapping.Component;
import org.hibernate.tuple.Instantiator;
import org.hibernate.tuple.component.PojoComponentTuplizer;
-import org.hibernate.mapping.PersistentClass;
-import org.hibernate.mapping.Component;
-import org.hibernate.proxy.ProxyFactory;
-import org.hibernate.property.Getter;
-import org.hibernate.property.Setter;
-import org.hibernate.HibernateException;
/**
* @author Emmanuel Bernard
@@ -21,9 +14,7 @@
super( component );
}
-
protected Instantiator buildInstantiator(Component component) {
return new DynamicInstantiator( component.getComponentClassName() ); //To change body of overridden methods use File | Settings | File Templates.
}
-
}
Modified: core/trunk/core/src/main/java/org/hibernate/tuple/component/ComponentTuplizer.java
===================================================================
--- core/trunk/core/src/main/java/org/hibernate/tuple/component/ComponentTuplizer.java 2009-11-13 18:12:53 UTC (rev 17976)
+++ core/trunk/core/src/main/java/org/hibernate/tuple/component/ComponentTuplizer.java 2009-11-13 18:15:10 UTC (rev 17977)
@@ -31,7 +31,7 @@
import org.hibernate.tuple.Tuplizer;
/**
- * Defines further responsibilities reagarding tuplization based on
+ * Defines further responsibilities regarding tuplization based on
* a mapped components.
* </p>
* ComponentTuplizer implementations should have the following constructor signature:
Modified: core/trunk/core/src/main/java/org/hibernate/tuple/component/PojoComponentTuplizer.java
===================================================================
--- core/trunk/core/src/main/java/org/hibernate/tuple/component/PojoComponentTuplizer.java 2009-11-13 18:12:53 UTC (rev 17976)
+++ core/trunk/core/src/main/java/org/hibernate/tuple/component/PojoComponentTuplizer.java 2009-11-13 18:15:10 UTC (rev 17977)
@@ -99,24 +99,23 @@
public Object[] getPropertyValues(Object component) throws HibernateException {
if ( component == BackrefPropertyAccessor.UNKNOWN ) {
- return new Object[ propertySpan ];
+ return new Object[propertySpan];
}
if ( optimizer != null && optimizer.getAccessOptimizer() != null ) {
return optimizer.getAccessOptimizer().getPropertyValues( component );
}
else {
- return super.getPropertyValues(component);
+ return super.getPropertyValues( component );
}
}
public void setPropertyValues(Object component, Object[] values) throws HibernateException {
if ( optimizer != null && optimizer.getAccessOptimizer() != null ) {
- optimizer.getAccessOptimizer().setPropertyValues( component, values );
+ optimizer.getAccessOptimizer().setPropertyValues( component, values );
}
else {
- super.setPropertyValues(component, values);
+ super.setPropertyValues( component, values );
}
-
}
public Object getParent(Object component) {
@@ -124,19 +123,21 @@
}
public boolean hasParentProperty() {
- return parentGetter!=null;
+ return parentGetter != null;
}
public boolean isMethodOf(Method method) {
- for ( int i=0; i<propertySpan; i++ ) {
+ for ( int i = 0; i < propertySpan; i++ ) {
final Method getterMethod = getters[i].getMethod();
- if ( getterMethod!=null && getterMethod.equals(method) ) return true;
+ if ( getterMethod != null && getterMethod.equals( method ) ) {
+ return true;
+ }
}
return false;
}
public void setParent(Object component, Object parent, SessionFactoryImplementor factory) {
- parentSetter.set(component, parent, factory);
+ parentSetter.set( component, parent, factory );
}
protected Instantiator buildInstantiator(Component component) {
15 years, 1 month