Hibernate SVN: r14096 - in core/trunk: core/src/main/java/org/hibernate/hql/ast/tree and 1 other directories.
by hibernate-commits＠lists.jboss.org
Author: steve.ebersole(a)jboss.com
Date: 2007-10-17 16:59:18 -0400 (Wed, 17 Oct 2007)
New Revision: 14096
Added:
core/trunk/core/src/main/java/org/hibernate/hql/ast/tree/AbstractNullnessCheckNode.java
core/trunk/core/src/main/java/org/hibernate/hql/ast/tree/IsNotNullLogicOperatorNode.java
core/trunk/core/src/main/java/org/hibernate/hql/ast/tree/IsNullLogicOperatorNode.java
Modified:
core/trunk/core/src/main/java/org/hibernate/hql/ast/SqlASTFactory.java
core/trunk/core/src/main/java/org/hibernate/hql/ast/tree/UnaryLogicOperatorNode.java
core/trunk/testsuite/src/test/java/org/hibernate/test/hql/ASTParserLoadingTest.java
Log:
HHH-2826 : (HQL) <component> is [not] null
Modified: core/trunk/core/src/main/java/org/hibernate/hql/ast/SqlASTFactory.java
===================================================================
--- core/trunk/core/src/main/java/org/hibernate/hql/ast/SqlASTFactory.java 2007-10-17 05:26:49 UTC (rev 14095)
+++ core/trunk/core/src/main/java/org/hibernate/hql/ast/SqlASTFactory.java 2007-10-17 20:59:18 UTC (rev 14096)
@@ -40,6 +40,8 @@
import org.hibernate.hql.ast.tree.JavaConstantNode;
import org.hibernate.hql.ast.tree.SessionFactoryAwareNode;
import org.hibernate.hql.ast.tree.BooleanLiteralNode;
+import org.hibernate.hql.ast.tree.IsNullLogicOperatorNode;
+import org.hibernate.hql.ast.tree.IsNotNullLogicOperatorNode;
import java.lang.reflect.Constructor;
@@ -157,7 +159,9 @@
case NOT_BETWEEN:
return BetweenOperatorNode.class;
case IS_NULL:
+ return IsNullLogicOperatorNode.class;
case IS_NOT_NULL:
+ return IsNotNullLogicOperatorNode.class;
case EXISTS:
return UnaryLogicOperatorNode.class;
default:
Added: core/trunk/core/src/main/java/org/hibernate/hql/ast/tree/AbstractNullnessCheckNode.java
===================================================================
--- core/trunk/core/src/main/java/org/hibernate/hql/ast/tree/AbstractNullnessCheckNode.java (rev 0)
+++ core/trunk/core/src/main/java/org/hibernate/hql/ast/tree/AbstractNullnessCheckNode.java 2007-10-17 20:59:18 UTC (rev 14096)
@@ -0,0 +1,152 @@
+/*
+ * Copyright (c) 2007, Red Hat Middleware, LLC. All rights reserved.
+ *
+ * This copyrighted material is made available to anyone wishing to use, modify,
+ * copy, or redistribute it subject to the terms and conditions of the GNU
+ * Lesser General Public License, v. 2.1. This program is distributed in the
+ * hope that it will be useful, but WITHOUT A WARRANTY; without even the implied
+ * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details. You should have received a
+ * copy of the GNU Lesser General Public License, v.2.1 along with this
+ * distribution; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * Red Hat Author(s): Steve Ebersole
+ */
+package org.hibernate.hql.ast.tree;
+
+import antlr.collections.AST;
+
+import org.hibernate.type.Type;
+import org.hibernate.engine.SessionFactoryImplementor;
+import org.hibernate.hql.antlr.HqlSqlTokenTypes;
+import org.hibernate.util.StringHelper;
+import org.hibernate.HibernateException;
+
+/**
+ * Base class for nodes dealing 'is null' and 'is not null' operators.
+ * <p/>
+ * todo : a good deal of this is copied from BinaryLogicOperatorNode; look at consolidating these code fragments
+ *
+ * @author Steve Ebersole
+ */
+public abstract class AbstractNullnessCheckNode extends UnaryLogicOperatorNode {
+
+ /**
+ * {@inheritDoc}
+ */
+ public void initialize() {
+ // TODO : this really needs to be delayed unitl after we definitively know the operand node type;
+ // where this is currently a problem is parameters for which where we cannot unequivocally
+ // resolve an expected type
+ Type operandType = extractDataType( getOperand() );
+ if ( operandType == null ) {
+ return;
+ }
+ SessionFactoryImplementor sessionFactory = getSessionFactoryHelper().getFactory();
+ int operandColumnSpan = operandType.getColumnSpan( sessionFactory );
+ if ( operandColumnSpan > 1 ) {
+ mutateRowValueConstructorSyntax( operandColumnSpan );
+ }
+ }
+
+ /**
+ * When (if) we need to expand a row value constructor, what is the type of connector to use between the
+ * expansion fragments.
+ *
+ * @return The expansion connector type.
+ */
+ protected abstract int getExpansionConnectorType();
+
+ /**
+ * When (if) we need to expand a row value constructor, what is the text of the connector to use between the
+ * expansion fragments.
+ *
+ * @return The expansion connector text.
+ */
+ protected abstract String getExpansionConnectorText();
+
+ private void mutateRowValueConstructorSyntax(int operandColumnSpan) {
+ final int comparisonType = getType();
+ final String comparisonText = getText();
+
+ final int expansionConnectorType = getExpansionConnectorType();
+ final String expansionConnectorText = getExpansionConnectorText();
+
+ setType( expansionConnectorType );
+ setText( expansionConnectorText );
+
+ String[] mutationTexts = extractMutationTexts( getOperand(), operandColumnSpan );
+
+ AST container = this;
+ for ( int i = operandColumnSpan - 1; i > 0; i-- ) {
+ if ( i == 1 ) {
+ AST op1 = getASTFactory().create( comparisonType, comparisonText );
+ AST operand1 = getASTFactory().create( HqlSqlTokenTypes.SQL_TOKEN, mutationTexts[0] );
+ op1.setFirstChild( operand1 );
+ container.setFirstChild( op1 );
+ AST op2 = getASTFactory().create( comparisonType, comparisonText );
+ AST operand2 = getASTFactory().create( HqlSqlTokenTypes.SQL_TOKEN, mutationTexts[1] );
+ op2.setFirstChild( operand2 );
+ op1.setNextSibling( op2 );
+ }
+ else {
+ AST op = getASTFactory().create( comparisonType, comparisonText );
+ AST operand = getASTFactory().create( HqlSqlTokenTypes.SQL_TOKEN, mutationTexts[i] );
+ op.setFirstChild( operand );
+ AST newContainer = getASTFactory().create( expansionConnectorType, expansionConnectorText );
+ container.setFirstChild( newContainer );
+ newContainer.setNextSibling( op );
+ container = newContainer;
+ }
+ }
+ }
+
+ private static Type extractDataType(Node operand) {
+ Type type = null;
+ if ( operand instanceof SqlNode ) {
+ type = ( ( SqlNode ) operand ).getDataType();
+ }
+ if ( type == null && operand instanceof ExpectedTypeAwareNode ) {
+ type = ( ( ExpectedTypeAwareNode ) operand ).getExpectedType();
+ }
+ return type;
+ }
+
+ private static String[] extractMutationTexts(Node operand, int count) {
+ if ( operand instanceof ParameterNode ) {
+ String[] rtn = new String[count];
+ for ( int i = 0; i < count; i++ ) {
+ rtn[i] = "?";
+ }
+ return rtn;
+ }
+ else if ( operand.getType() == HqlSqlTokenTypes.VECTOR_EXPR ) {
+ String[] rtn = new String[ operand.getNumberOfChildren() ];
+ int x = 0;
+ AST node = operand.getFirstChild();
+ while ( node != null ) {
+ rtn[ x++ ] = node.getText();
+ node = node.getNextSibling();
+ }
+ return rtn;
+ }
+ else if ( operand instanceof SqlNode ) {
+ String nodeText = operand.getText();
+ if ( nodeText.startsWith( "(" ) ) {
+ nodeText = nodeText.substring( 1 );
+ }
+ if ( nodeText.endsWith( ")" ) ) {
+ nodeText = nodeText.substring( 0, nodeText.length() - 1 );
+ }
+ String[] splits = StringHelper.split( ", ", nodeText );
+ if ( count != splits.length ) {
+ throw new HibernateException( "SqlNode's text did not reference expected number of columns" );
+ }
+ return splits;
+ }
+ else {
+ throw new HibernateException( "dont know how to extract row value elements from node : " + operand );
+ }
+ }
+}
Added: core/trunk/core/src/main/java/org/hibernate/hql/ast/tree/IsNotNullLogicOperatorNode.java
===================================================================
--- core/trunk/core/src/main/java/org/hibernate/hql/ast/tree/IsNotNullLogicOperatorNode.java (rev 0)
+++ core/trunk/core/src/main/java/org/hibernate/hql/ast/tree/IsNotNullLogicOperatorNode.java 2007-10-17 20:59:18 UTC (rev 14096)
@@ -0,0 +1,33 @@
+/*
+ * Copyright (c) 2007, Red Hat Middleware, LLC. All rights reserved.
+ *
+ * This copyrighted material is made available to anyone wishing to use, modify,
+ * copy, or redistribute it subject to the terms and conditions of the GNU
+ * Lesser General Public License, v. 2.1. This program is distributed in the
+ * hope that it will be useful, but WITHOUT A WARRANTY; without even the implied
+ * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details. You should have received a
+ * copy of the GNU Lesser General Public License, v.2.1 along with this
+ * distribution; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * Red Hat Author(s): Steve Ebersole
+ */
+package org.hibernate.hql.ast.tree;
+
+import org.hibernate.hql.antlr.HqlSqlTokenTypes;
+
+/**
+ * IsNotNullLogicOperatorNode implementation
+ *
+ * @author Steve Ebersole
+ */
+public class IsNotNullLogicOperatorNode extends AbstractNullnessCheckNode {
+ protected int getExpansionConnectorType() {
+ return HqlSqlTokenTypes.OR;
+ }
+
+ protected String getExpansionConnectorText() {
+ return "OR";
+ }
+}
Added: core/trunk/core/src/main/java/org/hibernate/hql/ast/tree/IsNullLogicOperatorNode.java
===================================================================
--- core/trunk/core/src/main/java/org/hibernate/hql/ast/tree/IsNullLogicOperatorNode.java (rev 0)
+++ core/trunk/core/src/main/java/org/hibernate/hql/ast/tree/IsNullLogicOperatorNode.java 2007-10-17 20:59:18 UTC (rev 14096)
@@ -0,0 +1,33 @@
+/*
+ * Copyright (c) 2007, Red Hat Middleware, LLC. All rights reserved.
+ *
+ * This copyrighted material is made available to anyone wishing to use, modify,
+ * copy, or redistribute it subject to the terms and conditions of the GNU
+ * Lesser General Public License, v. 2.1. This program is distributed in the
+ * hope that it will be useful, but WITHOUT A WARRANTY; without even the implied
+ * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details. You should have received a
+ * copy of the GNU Lesser General Public License, v.2.1 along with this
+ * distribution; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * Red Hat Author(s): Steve Ebersole
+ */
+package org.hibernate.hql.ast.tree;
+
+import org.hibernate.hql.antlr.HqlSqlTokenTypes;
+
+/**
+ * Represents a 'is null' check.
+ *
+ * @author Steve Ebersole
+ */
+public class IsNullLogicOperatorNode extends AbstractNullnessCheckNode {
+ protected int getExpansionConnectorType() {
+ return HqlSqlTokenTypes.AND;
+ }
+
+ protected String getExpansionConnectorText() {
+ return "AND";
+ }
+}
Modified: core/trunk/core/src/main/java/org/hibernate/hql/ast/tree/UnaryLogicOperatorNode.java
===================================================================
--- core/trunk/core/src/main/java/org/hibernate/hql/ast/tree/UnaryLogicOperatorNode.java 2007-10-17 05:26:49 UTC (rev 14095)
+++ core/trunk/core/src/main/java/org/hibernate/hql/ast/tree/UnaryLogicOperatorNode.java 2007-10-17 20:59:18 UTC (rev 14096)
@@ -4,9 +4,11 @@
import org.hibernate.Hibernate;
/**
- * @author <a href="mailto:steve@hibernate.org">Steve Ebersole </a>
+ * Represents a unary operator node.
+ *
+ * @author Steve Ebersole
*/
-public class UnaryLogicOperatorNode extends SqlNode implements UnaryOperatorNode {
+public class UnaryLogicOperatorNode extends HqlSqlWalkerNode implements UnaryOperatorNode {
public Node getOperand() {
return ( Node ) getFirstChild();
}
Modified: core/trunk/testsuite/src/test/java/org/hibernate/test/hql/ASTParserLoadingTest.java
===================================================================
--- core/trunk/testsuite/src/test/java/org/hibernate/test/hql/ASTParserLoadingTest.java 2007-10-17 05:26:49 UTC (rev 14095)
+++ core/trunk/testsuite/src/test/java/org/hibernate/test/hql/ASTParserLoadingTest.java 2007-10-17 20:59:18 UTC (rev 14096)
@@ -102,6 +102,41 @@
return new FunctionalTestClassTestSuite( ASTParserLoadingTest.class );
}
+ public void testComponentNullnessChecks() {
+ Session s = openSession();
+ s.beginTransaction();
+ Human h = new Human();
+ h.setName( new Name( "Johnny", 'B', "Goode" ) );
+ s.save( h );
+ h = new Human();
+ h.setName( new Name( "Steve", null, "Ebersole" ) );
+ s.save( h );
+ h = new Human();
+ h.setName( new Name( "Bono", null, null ) );
+ s.save( h );
+ h = new Human();
+ h.setName( new Name( null, null, null ) );
+ s.save( h );
+ s.getTransaction().commit();
+ s.close();
+
+ s = openSession();
+ s.beginTransaction();
+ List results = s.createQuery( "from Human where name is null" ).list();
+ assertEquals( 1, results.size() );
+ results = s.createQuery( "from Human where name is not null" ).list();
+ assertEquals( 3, results.size() );
+ s.createQuery( "from Human where ? is null" ).setParameter( 0, null ).list();
+ s.getTransaction().commit();
+ s.close();
+
+ s = openSession();
+ s.beginTransaction();
+ s.createQuery( "delete Human" ).executeUpdate();
+ s.getTransaction().commit();
+ s.close();
+ }
+
public void testInvalidCollectionDereferencesFail() {
Session s = openSession();
s.beginTransaction();
17 years, 2 months
Hibernate SVN: r14095 - core/branches/Branch_3_2/src/org/hibernate/dialect.
by hibernate-commits＠lists.jboss.org
Author: steve.ebersole(a)jboss.com
Date: 2007-10-17 01:26:49 -0400 (Wed, 17 Oct 2007)
New Revision: 14095
Modified:
core/branches/Branch_3_2/src/org/hibernate/dialect/MySQL5Dialect.java
core/branches/Branch_3_2/src/org/hibernate/dialect/MySQLDialect.java
Log:
HHH-2669 : MySQL + LOB sizes (undo on 3.2)
Modified: core/branches/Branch_3_2/src/org/hibernate/dialect/MySQL5Dialect.java
===================================================================
--- core/branches/Branch_3_2/src/org/hibernate/dialect/MySQL5Dialect.java 2007-10-17 05:25:29 UTC (rev 14094)
+++ core/branches/Branch_3_2/src/org/hibernate/dialect/MySQL5Dialect.java 2007-10-17 05:26:49 UTC (rev 14095)
@@ -10,7 +10,7 @@
public class MySQL5Dialect extends MySQLDialect {
protected void registerVarcharTypes() {
registerColumnType( Types.VARCHAR, "longtext" );
-// registerColumnType( Types.VARCHAR, 16777215, "mediumtext" );
+ registerColumnType( Types.VARCHAR, 16777215, "mediumtext" );
registerColumnType( Types.VARCHAR, 65535, "varchar($l)" );
}
}
Modified: core/branches/Branch_3_2/src/org/hibernate/dialect/MySQLDialect.java
===================================================================
--- core/branches/Branch_3_2/src/org/hibernate/dialect/MySQLDialect.java 2007-10-17 05:25:29 UTC (rev 14094)
+++ core/branches/Branch_3_2/src/org/hibernate/dialect/MySQLDialect.java 2007-10-17 05:26:49 UTC (rev 14095)
@@ -38,11 +38,11 @@
registerColumnType( Types.VARBINARY, 255, "tinyblob" );
registerColumnType( Types.NUMERIC, "decimal($p,$s)" );
registerColumnType( Types.BLOB, "longblob" );
-// registerColumnType( Types.BLOB, 16777215, "mediumblob" );
-// registerColumnType( Types.BLOB, 65535, "blob" );
+ registerColumnType( Types.BLOB, 16777215, "mediumblob" );
+ registerColumnType( Types.BLOB, 65535, "blob" );
registerColumnType( Types.CLOB, "longtext" );
-// registerColumnType( Types.CLOB, 16777215, "mediumtext" );
-// registerColumnType( Types.CLOB, 65535, "text" );
+ registerColumnType( Types.CLOB, 16777215, "mediumtext" );
+ registerColumnType( Types.CLOB, 65535, "text" );
registerVarcharTypes();
registerFunction("ascii", new StandardSQLFunction("ascii", Hibernate.INTEGER) );
@@ -155,8 +155,8 @@
protected void registerVarcharTypes() {
registerColumnType( Types.VARCHAR, "longtext" );
-// registerColumnType( Types.VARCHAR, 16777215, "mediumtext" );
-// registerColumnType( Types.VARCHAR, 65535, "text" );
+ registerColumnType( Types.VARCHAR, 16777215, "mediumtext" );
+ registerColumnType( Types.VARCHAR, 65535, "text" );
registerColumnType( Types.VARCHAR, 255, "varchar($l)" );
}
17 years, 2 months
Hibernate SVN: r14094 - core/branches/Branch_3_2/src/org/hibernate/dialect.
by hibernate-commits＠lists.jboss.org
Author: steve.ebersole(a)jboss.com
Date: 2007-10-17 01:25:29 -0400 (Wed, 17 Oct 2007)
New Revision: 14094
Modified:
core/branches/Branch_3_2/src/org/hibernate/dialect/MySQL5Dialect.java
core/branches/Branch_3_2/src/org/hibernate/dialect/MySQLDialect.java
Log:
HHH-2669 : MySQL + LOB sizes
Modified: core/branches/Branch_3_2/src/org/hibernate/dialect/MySQL5Dialect.java
===================================================================
--- core/branches/Branch_3_2/src/org/hibernate/dialect/MySQL5Dialect.java 2007-10-17 05:23:28 UTC (rev 14093)
+++ core/branches/Branch_3_2/src/org/hibernate/dialect/MySQL5Dialect.java 2007-10-17 05:25:29 UTC (rev 14094)
@@ -10,7 +10,7 @@
public class MySQL5Dialect extends MySQLDialect {
protected void registerVarcharTypes() {
registerColumnType( Types.VARCHAR, "longtext" );
- registerColumnType( Types.VARCHAR, 16777215, "mediumtext" );
+// registerColumnType( Types.VARCHAR, 16777215, "mediumtext" );
registerColumnType( Types.VARCHAR, 65535, "varchar($l)" );
}
}
Modified: core/branches/Branch_3_2/src/org/hibernate/dialect/MySQLDialect.java
===================================================================
--- core/branches/Branch_3_2/src/org/hibernate/dialect/MySQLDialect.java 2007-10-17 05:23:28 UTC (rev 14093)
+++ core/branches/Branch_3_2/src/org/hibernate/dialect/MySQLDialect.java 2007-10-17 05:25:29 UTC (rev 14094)
@@ -38,11 +38,11 @@
registerColumnType( Types.VARBINARY, 255, "tinyblob" );
registerColumnType( Types.NUMERIC, "decimal($p,$s)" );
registerColumnType( Types.BLOB, "longblob" );
- registerColumnType( Types.BLOB, 16777215, "mediumblob" );
- registerColumnType( Types.BLOB, 65535, "blob" );
+// registerColumnType( Types.BLOB, 16777215, "mediumblob" );
+// registerColumnType( Types.BLOB, 65535, "blob" );
registerColumnType( Types.CLOB, "longtext" );
- registerColumnType( Types.CLOB, 16777215, "mediumtext" );
- registerColumnType( Types.CLOB, 65535, "text" );
+// registerColumnType( Types.CLOB, 16777215, "mediumtext" );
+// registerColumnType( Types.CLOB, 65535, "text" );
registerVarcharTypes();
registerFunction("ascii", new StandardSQLFunction("ascii", Hibernate.INTEGER) );
@@ -155,8 +155,8 @@
protected void registerVarcharTypes() {
registerColumnType( Types.VARCHAR, "longtext" );
- registerColumnType( Types.VARCHAR, 16777215, "mediumtext" );
- registerColumnType( Types.VARCHAR, 65535, "text" );
+// registerColumnType( Types.VARCHAR, 16777215, "mediumtext" );
+// registerColumnType( Types.VARCHAR, 65535, "text" );
registerColumnType( Types.VARCHAR, 255, "varchar($l)" );
}
17 years, 2 months
Hibernate SVN: r14093 - core/trunk/core/src/main/java/org/hibernate/dialect.
by hibernate-commits＠lists.jboss.org
Author: steve.ebersole(a)jboss.com
Date: 2007-10-17 01:23:28 -0400 (Wed, 17 Oct 2007)
New Revision: 14093
Modified:
core/trunk/core/src/main/java/org/hibernate/dialect/MySQL5Dialect.java
core/trunk/core/src/main/java/org/hibernate/dialect/MySQLDialect.java
Log:
HHH-2669 : MySQL + LOB sizes
Modified: core/trunk/core/src/main/java/org/hibernate/dialect/MySQL5Dialect.java
===================================================================
--- core/trunk/core/src/main/java/org/hibernate/dialect/MySQL5Dialect.java 2007-10-17 05:08:57 UTC (rev 14092)
+++ core/trunk/core/src/main/java/org/hibernate/dialect/MySQL5Dialect.java 2007-10-17 05:23:28 UTC (rev 14093)
@@ -10,7 +10,7 @@
public class MySQL5Dialect extends MySQLDialect {
protected void registerVarcharTypes() {
registerColumnType( Types.VARCHAR, "longtext" );
- registerColumnType( Types.VARCHAR, 16777215, "mediumtext" );
+// registerColumnType( Types.VARCHAR, 16777215, "mediumtext" );
registerColumnType( Types.VARCHAR, 65535, "varchar($l)" );
}
}
Modified: core/trunk/core/src/main/java/org/hibernate/dialect/MySQLDialect.java
===================================================================
--- core/trunk/core/src/main/java/org/hibernate/dialect/MySQLDialect.java 2007-10-17 05:08:57 UTC (rev 14092)
+++ core/trunk/core/src/main/java/org/hibernate/dialect/MySQLDialect.java 2007-10-17 05:23:28 UTC (rev 14093)
@@ -38,11 +38,11 @@
registerColumnType( Types.VARBINARY, 255, "tinyblob" );
registerColumnType( Types.NUMERIC, "decimal($p,$s)" );
registerColumnType( Types.BLOB, "longblob" );
- registerColumnType( Types.BLOB, 16777215, "mediumblob" );
- registerColumnType( Types.BLOB, 65535, "blob" );
+// registerColumnType( Types.BLOB, 16777215, "mediumblob" );
+// registerColumnType( Types.BLOB, 65535, "blob" );
registerColumnType( Types.CLOB, "longtext" );
- registerColumnType( Types.CLOB, 16777215, "mediumtext" );
- registerColumnType( Types.CLOB, 65535, "text" );
+// registerColumnType( Types.CLOB, 16777215, "mediumtext" );
+// registerColumnType( Types.CLOB, 65535, "text" );
registerVarcharTypes();
registerFunction("ascii", new StandardSQLFunction("ascii", Hibernate.INTEGER) );
@@ -155,8 +155,8 @@
protected void registerVarcharTypes() {
registerColumnType( Types.VARCHAR, "longtext" );
- registerColumnType( Types.VARCHAR, 16777215, "mediumtext" );
- registerColumnType( Types.VARCHAR, 65535, "text" );
+// registerColumnType( Types.VARCHAR, 16777215, "mediumtext" );
+// registerColumnType( Types.VARCHAR, 65535, "text" );
registerColumnType( Types.VARCHAR, 255, "varchar($l)" );
}
17 years, 2 months
Hibernate SVN: r14092 - in core/branches/Branch_3_2: src/org/hibernate/property and 1 other directories.
by hibernate-commits＠lists.jboss.org
Author: steve.ebersole(a)jboss.com
Date: 2007-10-17 01:08:57 -0400 (Wed, 17 Oct 2007)
New Revision: 14092
Modified:
core/branches/Branch_3_2/src/org/hibernate/engine/StatefulPersistenceContext.java
core/branches/Branch_3_2/src/org/hibernate/property/BackrefPropertyAccessor.java
core/branches/Branch_3_2/test/org/hibernate/test/unidir/BackrefTest.java
core/branches/Branch_3_2/test/org/hibernate/test/unidir/Child.java
Log:
HHH-2864 : merge non-inverse collection when 'owner' is already proxied
Modified: core/branches/Branch_3_2/src/org/hibernate/engine/StatefulPersistenceContext.java
===================================================================
--- core/branches/Branch_3_2/src/org/hibernate/engine/StatefulPersistenceContext.java 2007-10-17 05:07:24 UTC (rev 14091)
+++ core/branches/Branch_3_2/src/org/hibernate/engine/StatefulPersistenceContext.java 2007-10-17 05:08:57 UTC (rev 14092)
@@ -1005,72 +1005,122 @@
}
/**
- * Search the persistence context for an owner for the child object,
- * given a collection role. If <tt>mergeMap</tt> is non-null, also
- * check the detached graph being merged for a parent.
+ * Search <tt>this</tt> persistence context for an associated entity instance which is considered the "owner" of
+ * the given <tt>childEntity</tt>, and return that owner's id value. This is performed in the scenario of a
+ * uni-directional, non-inverse one-to-many collection (which means that the collection elements do not maintain
+ * a direct reference to the owner).
+ * <p/>
+ * As such, the processing here is basically to loop over every entity currently associated with this persistence
+ * context and for those of the correct entity (sub) type to extract its collection role property value and see
+ * if the child is contained within that collection. If so, we have found the owner; if not, we go on.
+ * <p/>
+ * Also need to account for <tt>mergeMap</tt> which acts as a local copy cache managed for the duration of a merge
+ * operation. It represents a map of the detached entity instances pointing to the corresponding managed instance.
+ *
+ * @param entityName The entity name for the entity type which would own the child
+ * @param propertyName The name of the property on the owning entity type which would name this child association.
+ * @param childEntity The child entity instance for which to locate the owner instance id.
+ * @param mergeMap A map of non-persistent instances from an on-going merge operation (possibly null).
+ *
+ * @return The id of the entityName instance which is said to own the child; null if an appropriate owner not
+ * located.
*/
- public Serializable getOwnerId(String entity, String property, Object childEntity, Map mergeMap) {
-
- EntityPersister persister = session.getFactory()
- .getEntityPersister(entity);
- final CollectionPersister collectionPersister = session.getFactory()
- .getCollectionPersister(entity + '.' + property);
-
+ public Serializable getOwnerId(String entityName, String propertyName, Object childEntity, Map mergeMap) {
+ final String collectionRole = entityName + '.' + propertyName;
+ final EntityPersister persister = session.getFactory().getEntityPersister( entityName );
+ final CollectionPersister collectionPersister = session.getFactory().getCollectionPersister( collectionRole );
+
+ // iterate all the entities currently associated with the persistence context.
Iterator entities = entityEntries.entrySet().iterator();
while ( entities.hasNext() ) {
- Map.Entry me = (Map.Entry) entities.next();
- EntityEntry ee = (EntityEntry) me.getValue();
- if ( persister.isSubclassEntityName( ee.getEntityName() ) ) {
- Object instance = me.getKey();
+ final Map.Entry me = ( Map.Entry ) entities.next();
+ final EntityEntry entityEntry = ( EntityEntry ) me.getValue();
+ // does this entity entry pertain to the entity persister in which we are interested (owner)?
+ if ( persister.isSubclassEntityName( entityEntry.getEntityName() ) ) {
+ final Object entityEntryInstance = me.getKey();
//check if the managed object is the parent
- boolean found = isFoundInParent(
- property,
- childEntity,
- persister,
+ boolean found = isFoundInParent(
+ propertyName,
+ childEntity,
+ persister,
collectionPersister,
- instance
- );
+ entityEntryInstance
+ );
- if (!found && mergeMap!=null) {
+ if ( !found && mergeMap != null ) {
//check if the detached object being merged is the parent
- Object unmergedInstance = mergeMap.get(instance);
- Object unmergedChild = mergeMap.get(childEntity);
- if ( unmergedInstance!=null && unmergedChild!=null ) {
- found = isFoundInParent(
- property,
- unmergedChild,
- persister,
+ Object unmergedInstance = mergeMap.get( entityEntryInstance );
+ Object unmergedChild = mergeMap.get( childEntity );
+ if ( unmergedInstance != null && unmergedChild != null ) {
+ found = isFoundInParent(
+ propertyName,
+ unmergedChild,
+ persister,
collectionPersister,
- unmergedInstance
- );
+ unmergedInstance
+ );
}
}
-
+
if ( found ) {
- return ee.getId();
+ return entityEntry.getId();
}
-
+
}
}
+
+ // if we get here, it is possible that we have a proxy 'in the way' of the merge map resolution...
+ // NOTE: decided to put this here rather than in the above loop as I was nervous about the performance
+ // of the loop-in-loop especially considering this is far more likely the 'edge case'
+ if ( mergeMap != null ) {
+ Iterator mergeMapItr = mergeMap.entrySet().iterator();
+ while ( mergeMapItr.hasNext() ) {
+ final Map.Entry mergeMapEntry = ( Map.Entry ) mergeMapItr.next();
+ if ( mergeMapEntry.getKey() instanceof HibernateProxy ) {
+ final HibernateProxy proxy = ( HibernateProxy ) mergeMapEntry.getKey();
+ if ( persister.isSubclassEntityName( proxy.getHibernateLazyInitializer().getEntityName() ) ) {
+ boolean found = isFoundInParent(
+ propertyName,
+ childEntity,
+ persister,
+ collectionPersister,
+ mergeMap.get( proxy )
+ );
+ if ( !found ) {
+ found = isFoundInParent(
+ propertyName,
+ mergeMap.get( childEntity ),
+ persister,
+ collectionPersister,
+ mergeMap.get( proxy )
+ );
+ }
+ if ( found ) {
+ return proxy.getHibernateLazyInitializer().getIdentifier();
+ }
+ }
+ }
+ }
+ }
+
return null;
}
private boolean isFoundInParent(
- String property,
- Object childEntity,
- EntityPersister persister,
+ String property,
+ Object childEntity,
+ EntityPersister persister,
CollectionPersister collectionPersister,
- Object potentialParent
- ) {
- Object collection = persister.getPropertyValue(
- potentialParent,
- property,
- session.getEntityMode()
- );
- return collection!=null && Hibernate.isInitialized(collection) &&
- collectionPersister.getCollectionType()
- .contains(collection, childEntity, session);
+ Object potentialParent) {
+ Object collection = persister.getPropertyValue(
+ potentialParent,
+ property,
+ session.getEntityMode()
+ );
+ return collection != null
+ && Hibernate.isInitialized( collection )
+ && collectionPersister.getCollectionType().contains( collection, childEntity, session );
}
/**
Modified: core/branches/Branch_3_2/src/org/hibernate/property/BackrefPropertyAccessor.java
===================================================================
--- core/branches/Branch_3_2/src/org/hibernate/property/BackrefPropertyAccessor.java 2007-10-17 05:07:24 UTC (rev 14091)
+++ core/branches/Branch_3_2/src/org/hibernate/property/BackrefPropertyAccessor.java 2007-10-17 05:08:57 UTC (rev 14092)
@@ -1,67 +1,112 @@
-//$Id$
+/*
+ * Copyright (c) 2007, Red Hat Middleware, LLC. All rights reserved.
+ *
+ * This copyrighted material is made available to anyone wishing to use, modify,
+ * copy, or redistribute it subject to the terms and conditions of the GNU
+ * Lesser General Public License, v. 2.1. This program is distributed in the
+ * hope that it will be useful, but WITHOUT A WARRANTY; without even the implied
+ * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details. You should have received a
+ * copy of the GNU Lesser General Public License, v.2.1 along with this
+ * distribution; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * Red Hat Author(s): Gavin King, Steve Ebersole
+ */
package org.hibernate.property;
+import java.io.Serializable;
import java.lang.reflect.Method;
import java.util.Map;
-import java.io.Serializable;
-import org.hibernate.HibernateException;
+import org.hibernate.engine.SessionFactoryImplementor;
import org.hibernate.engine.SessionImplementor;
-import org.hibernate.engine.SessionFactoryImplementor;
/**
- * Represents a "back-reference" to the id of a collection owner.
+ * Represents a "back-reference" to the id of a collection owner. A "back-reference" is pertinent in mapping scenarios
+ * where we have a uni-directional one-to-many association in which only the many side is mapped. In this case it is
+ * the collection itself which is responsible for the FK value.
+ * <p/>
+ * In this scenario, the one side has no inherent knowledge of its "owner". So we introduce a synthetic property into
+ * the one side to represent the association; a so-called back-reference.
*
* @author Gavin King
+ * @author Steve Ebersole
*/
public class BackrefPropertyAccessor implements PropertyAccessor {
private final String propertyName;
private final String entityName;
+ // cache these since they are stateless
+ private final BackrefSetter setter; // this one could even be static...
+ private final BackrefGetter getter;
+
/**
* A placeholder for a property value, indicating that
* we don't know the value of the back reference
*/
public static final Serializable UNKNOWN = new Serializable() {
- public String toString() { return "<unknown>"; }
+ public String toString() {
+ return "<unknown>";
+ }
+
public Object readResolve() {
return UNKNOWN;
}
};
-
+
/**
* Constructs a new instance of BackrefPropertyAccessor.
*
* @param collectionRole The collection role which this back ref references.
+ * @param entityName The owner's entity name.
*/
public BackrefPropertyAccessor(String collectionRole, String entityName) {
this.propertyName = collectionRole.substring( entityName.length() + 1 );
this.entityName = entityName;
+
+ this.setter = new BackrefSetter();
+ this.getter = new BackrefGetter();
}
+ /**
+ * {@inheritDoc}
+ */
public Setter getSetter(Class theClass, String propertyName) {
- return new BackrefSetter();
+ return setter;
}
+ /**
+ * {@inheritDoc}
+ */
public Getter getGetter(Class theClass, String propertyName) {
- return new BackrefGetter();
+ return getter;
}
/**
- * The Setter implementation for id backrefs.
+ * Internal implementation of a property setter specific to these back-ref properties.
*/
public static final class BackrefSetter implements Setter {
+ /**
+ * {@inheritDoc}
+ */
public Method getMethod() {
return null;
}
+ /**
+ * {@inheritDoc}
+ */
public String getMethodName() {
return null;
}
+ /**
+ * {@inheritDoc}
+ */
public void set(Object target, Object value, SessionFactoryImplementor factory) {
// this page intentionally left blank :)
}
@@ -70,33 +115,46 @@
/**
- * The Getter implementation for id backrefs.
+ * Internal implementation of a property getter specific to these back-ref properties.
*/
public class BackrefGetter implements Getter {
-
- public Object getForInsert(Object target, Map mergeMap, SessionImplementor session)
- throws HibernateException {
- if (session==null) {
+
+ /**
+ * {@inheritDoc}
+ */
+ public Object getForInsert(Object target, Map mergeMap, SessionImplementor session) {
+ if ( session == null ) {
return UNKNOWN;
}
else {
- return session.getPersistenceContext()
- .getOwnerId( entityName, propertyName, target, mergeMap );
+ return session.getPersistenceContext().getOwnerId( entityName, propertyName, target, mergeMap );
}
}
- public Object get(Object target) {
+ /**
+ * {@inheritDoc}
+ */
+ public Object get(Object target) {
return UNKNOWN;
}
+ /**
+ * {@inheritDoc}
+ */
public Method getMethod() {
return null;
}
+ /**
+ * {@inheritDoc}
+ */
public String getMethodName() {
return null;
}
+ /**
+ * {@inheritDoc}
+ */
public Class getReturnType() {
return Object.class;
}
Modified: core/branches/Branch_3_2/test/org/hibernate/test/unidir/BackrefTest.java
===================================================================
--- core/branches/Branch_3_2/test/org/hibernate/test/unidir/BackrefTest.java 2007-10-17 05:07:24 UTC (rev 14091)
+++ core/branches/Branch_3_2/test/org/hibernate/test/unidir/BackrefTest.java 2007-10-17 05:08:57 UTC (rev 14092)
@@ -3,6 +3,7 @@
import junit.framework.Test;
+import org.hibernate.Hibernate;
import org.hibernate.Session;
import org.hibernate.Transaction;
import org.hibernate.junit.functional.FunctionalTestCase;
@@ -84,5 +85,37 @@
t.commit();
s.close();
}
+
+ public void testBackRefToProxiedEntityOnMerge() {
+ Session s = openSession();
+ s.beginTransaction();
+ Parent me = new Parent( "Steve" );
+ me.getChildren().add( new Child( "Joe" ) );
+ s.persist( me );
+ s.getTransaction().commit();
+ s.close();
+
+ // while detached, add a new element
+ me.getChildren().add( new Child( "Cece" ) );
+ me.getChildren().add( new Child( "Austin" ) );
+
+ s = openSession();
+ s.beginTransaction();
+ // load 'me' to associate it with the new session as a proxy (this may have occurred as 'prior work'
+ // to the reattachment below)...
+ Object meProxy = s.load( Parent.class, me.getName() );
+ assertFalse( Hibernate.isInitialized( meProxy ) );
+ // now, do the reattchment...
+ s.merge( me );
+ s.getTransaction().commit();
+ s.close();
+
+ s = openSession();
+ s.beginTransaction();
+ s.createQuery( "delete from Child" ).executeUpdate();
+ s.createQuery( "delete from Parent" ).executeUpdate();
+ s.getTransaction().commit();
+ s.close();
+ }
}
Modified: core/branches/Branch_3_2/test/org/hibernate/test/unidir/Child.java
===================================================================
--- core/branches/Branch_3_2/test/org/hibernate/test/unidir/Child.java 2007-10-17 05:07:24 UTC (rev 14091)
+++ core/branches/Branch_3_2/test/org/hibernate/test/unidir/Child.java 2007-10-17 05:08:57 UTC (rev 14092)
@@ -8,19 +8,31 @@
public class Child {
private String name;
private int age;
- Child() {}
+
+ Child() {
+ }
+
public Child(String name) {
+ this( name, 0 );
+ }
+
+ public Child(String name, int age) {
this.name = name;
+ this.age = age;
}
+
public String getName() {
return name;
}
+
public void setName(String name) {
this.name = name;
}
+
public int getAge() {
return age;
}
+
public void setAge(int age) {
this.age = age;
}
17 years, 2 months
Hibernate SVN: r14091 - in core/trunk: core/src/main/java/org/hibernate/property and 1 other directories.
by hibernate-commits＠lists.jboss.org
Author: steve.ebersole(a)jboss.com
Date: 2007-10-17 01:07:24 -0400 (Wed, 17 Oct 2007)
New Revision: 14091
Modified:
core/trunk/core/src/main/java/org/hibernate/engine/StatefulPersistenceContext.java
core/trunk/core/src/main/java/org/hibernate/property/BackrefPropertyAccessor.java
core/trunk/testsuite/src/test/java/org/hibernate/test/unidir/BackrefTest.java
core/trunk/testsuite/src/test/java/org/hibernate/test/unidir/Child.java
Log:
HHH-2864 : merge non-inverse collection when 'owner' is already proxied
Modified: core/trunk/core/src/main/java/org/hibernate/engine/StatefulPersistenceContext.java
===================================================================
--- core/trunk/core/src/main/java/org/hibernate/engine/StatefulPersistenceContext.java 2007-10-17 04:16:08 UTC (rev 14090)
+++ core/trunk/core/src/main/java/org/hibernate/engine/StatefulPersistenceContext.java 2007-10-17 05:07:24 UTC (rev 14091)
@@ -1003,74 +1003,124 @@
.append("]")
.toString();
}
-
+
/**
- * Search the persistence context for an owner for the child object,
- * given a collection role. If <tt>mergeMap</tt> is non-null, also
- * check the detached graph being merged for a parent.
+ * Search <tt>this</tt> persistence context for an associated entity instance which is considered the "owner" of
+ * the given <tt>childEntity</tt>, and return that owner's id value. This is performed in the scenario of a
+ * uni-directional, non-inverse one-to-many collection (which means that the collection elements do not maintain
+ * a direct reference to the owner).
+ * <p/>
+ * As such, the processing here is basically to loop over every entity currently associated with this persistence
+ * context and for those of the correct entity (sub) type to extract its collection role property value and see
+ * if the child is contained within that collection. If so, we have found the owner; if not, we go on.
+ * <p/>
+ * Also need to account for <tt>mergeMap</tt> which acts as a local copy cache managed for the duration of a merge
+ * operation. It represents a map of the detached entity instances pointing to the corresponding managed instance.
+ *
+ * @param entityName The entity name for the entity type which would own the child
+ * @param propertyName The name of the property on the owning entity type which would name this child association.
+ * @param childEntity The child entity instance for which to locate the owner instance id.
+ * @param mergeMap A map of non-persistent instances from an on-going merge operation (possibly null).
+ *
+ * @return The id of the entityName instance which is said to own the child; null if an appropriate owner not
+ * located.
*/
- public Serializable getOwnerId(String entity, String property, Object childEntity, Map mergeMap) {
-
- EntityPersister persister = session.getFactory()
- .getEntityPersister(entity);
- final CollectionPersister collectionPersister = session.getFactory()
- .getCollectionPersister(entity + '.' + property);
-
+ public Serializable getOwnerId(String entityName, String propertyName, Object childEntity, Map mergeMap) {
+ final String collectionRole = entityName + '.' + propertyName;
+ final EntityPersister persister = session.getFactory().getEntityPersister( entityName );
+ final CollectionPersister collectionPersister = session.getFactory().getCollectionPersister( collectionRole );
+
+ // iterate all the entities currently associated with the persistence context.
Iterator entities = entityEntries.entrySet().iterator();
while ( entities.hasNext() ) {
- Map.Entry me = (Map.Entry) entities.next();
- EntityEntry ee = (EntityEntry) me.getValue();
- if ( persister.isSubclassEntityName( ee.getEntityName() ) ) {
- Object instance = me.getKey();
+ final Map.Entry me = ( Map.Entry ) entities.next();
+ final EntityEntry entityEntry = ( EntityEntry ) me.getValue();
+ // does this entity entry pertain to the entity persister in which we are interested (owner)?
+ if ( persister.isSubclassEntityName( entityEntry.getEntityName() ) ) {
+ final Object entityEntryInstance = me.getKey();
//check if the managed object is the parent
- boolean found = isFoundInParent(
- property,
- childEntity,
- persister,
+ boolean found = isFoundInParent(
+ propertyName,
+ childEntity,
+ persister,
collectionPersister,
- instance
- );
+ entityEntryInstance
+ );
- if (!found && mergeMap!=null) {
+ if ( !found && mergeMap != null ) {
//check if the detached object being merged is the parent
- Object unmergedInstance = mergeMap.get(instance);
- Object unmergedChild = mergeMap.get(childEntity);
- if ( unmergedInstance!=null && unmergedChild!=null ) {
- found = isFoundInParent(
- property,
- unmergedChild,
- persister,
+ Object unmergedInstance = mergeMap.get( entityEntryInstance );
+ Object unmergedChild = mergeMap.get( childEntity );
+ if ( unmergedInstance != null && unmergedChild != null ) {
+ found = isFoundInParent(
+ propertyName,
+ unmergedChild,
+ persister,
collectionPersister,
- unmergedInstance
- );
+ unmergedInstance
+ );
}
}
-
+
if ( found ) {
- return ee.getId();
+ return entityEntry.getId();
}
-
+
}
}
+
+ // if we get here, it is possible that we have a proxy 'in the way' of the merge map resolution...
+ // NOTE: decided to put this here rather than in the above loop as I was nervous about the performance
+ // of the loop-in-loop especially considering this is far more likely the 'edge case'
+ if ( mergeMap != null ) {
+ Iterator mergeMapItr = mergeMap.entrySet().iterator();
+ while ( mergeMapItr.hasNext() ) {
+ final Map.Entry mergeMapEntry = ( Map.Entry ) mergeMapItr.next();
+ if ( mergeMapEntry.getKey() instanceof HibernateProxy ) {
+ final HibernateProxy proxy = ( HibernateProxy ) mergeMapEntry.getKey();
+ if ( persister.isSubclassEntityName( proxy.getHibernateLazyInitializer().getEntityName() ) ) {
+ boolean found = isFoundInParent(
+ propertyName,
+ childEntity,
+ persister,
+ collectionPersister,
+ mergeMap.get( proxy )
+ );
+ if ( !found ) {
+ found = isFoundInParent(
+ propertyName,
+ mergeMap.get( childEntity ),
+ persister,
+ collectionPersister,
+ mergeMap.get( proxy )
+ );
+ }
+ if ( found ) {
+ return proxy.getHibernateLazyInitializer().getIdentifier();
+ }
+ }
+ }
+ }
+ }
+
return null;
}
private boolean isFoundInParent(
- String property,
- Object childEntity,
- EntityPersister persister,
+ String property,
+ Object childEntity,
+ EntityPersister persister,
CollectionPersister collectionPersister,
- Object potentialParent
- ) {
- Object collection = persister.getPropertyValue(
- potentialParent,
- property,
- session.getEntityMode()
- );
- return collection!=null && Hibernate.isInitialized(collection) &&
- collectionPersister.getCollectionType()
- .contains(collection, childEntity, session);
+ Object potentialParent) {
+ Object collection = persister.getPropertyValue(
+ potentialParent,
+ property,
+ session.getEntityMode()
+ );
+ return collection != null
+ && Hibernate.isInitialized( collection )
+ && collectionPersister.getCollectionType().contains( collection, childEntity, session );
}
/**
Modified: core/trunk/core/src/main/java/org/hibernate/property/BackrefPropertyAccessor.java
===================================================================
--- core/trunk/core/src/main/java/org/hibernate/property/BackrefPropertyAccessor.java 2007-10-17 04:16:08 UTC (rev 14090)
+++ core/trunk/core/src/main/java/org/hibernate/property/BackrefPropertyAccessor.java 2007-10-17 05:07:24 UTC (rev 14091)
@@ -1,67 +1,112 @@
-//$Id: BackrefPropertyAccessor.java 7516 2005-07-16 22:20:48Z oneovthafew $
+/*
+ * Copyright (c) 2007, Red Hat Middleware, LLC. All rights reserved.
+ *
+ * This copyrighted material is made available to anyone wishing to use, modify,
+ * copy, or redistribute it subject to the terms and conditions of the GNU
+ * Lesser General Public License, v. 2.1. This program is distributed in the
+ * hope that it will be useful, but WITHOUT A WARRANTY; without even the implied
+ * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details. You should have received a
+ * copy of the GNU Lesser General Public License, v.2.1 along with this
+ * distribution; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * Red Hat Author(s): Gavin King, Steve Ebersole
+ */
package org.hibernate.property;
+import java.io.Serializable;
import java.lang.reflect.Method;
import java.util.Map;
-import java.io.Serializable;
-import org.hibernate.HibernateException;
+import org.hibernate.engine.SessionFactoryImplementor;
import org.hibernate.engine.SessionImplementor;
-import org.hibernate.engine.SessionFactoryImplementor;
/**
- * Represents a "back-reference" to the id of a collection owner.
+ * Represents a "back-reference" to the id of a collection owner. A "back-reference" is pertinent in mapping scenarios
+ * where we have a uni-directional one-to-many association in which only the many side is mapped. In this case it is
+ * the collection itself which is responsible for the FK value.
+ * <p/>
+ * In this scenario, the one side has no inherent knowledge of its "owner". So we introduce a synthetic property into
+ * the one side to represent the association; a so-called back-reference.
*
* @author Gavin King
+ * @author Steve Ebersole
*/
public class BackrefPropertyAccessor implements PropertyAccessor {
private final String propertyName;
private final String entityName;
+ // cache these since they are stateless
+ private final BackrefSetter setter; // this one could even be static...
+ private final BackrefGetter getter;
+
/**
* A placeholder for a property value, indicating that
* we don't know the value of the back reference
*/
public static final Serializable UNKNOWN = new Serializable() {
- public String toString() { return "<unknown>"; }
+ public String toString() {
+ return "<unknown>";
+ }
+
public Object readResolve() {
return UNKNOWN;
}
};
-
+
/**
* Constructs a new instance of BackrefPropertyAccessor.
*
* @param collectionRole The collection role which this back ref references.
+ * @param entityName The owner's entity name.
*/
public BackrefPropertyAccessor(String collectionRole, String entityName) {
this.propertyName = collectionRole.substring( entityName.length() + 1 );
this.entityName = entityName;
+
+ this.setter = new BackrefSetter();
+ this.getter = new BackrefGetter();
}
+ /**
+ * {@inheritDoc}
+ */
public Setter getSetter(Class theClass, String propertyName) {
- return new BackrefSetter();
+ return setter;
}
+ /**
+ * {@inheritDoc}
+ */
public Getter getGetter(Class theClass, String propertyName) {
- return new BackrefGetter();
+ return getter;
}
/**
- * The Setter implementation for id backrefs.
+ * Internal implementation of a property setter specific to these back-ref properties.
*/
public static final class BackrefSetter implements Setter {
+ /**
+ * {@inheritDoc}
+ */
public Method getMethod() {
return null;
}
+ /**
+ * {@inheritDoc}
+ */
public String getMethodName() {
return null;
}
+ /**
+ * {@inheritDoc}
+ */
public void set(Object target, Object value, SessionFactoryImplementor factory) {
// this page intentionally left blank :)
}
@@ -70,33 +115,46 @@
/**
- * The Getter implementation for id backrefs.
+ * Internal implementation of a property getter specific to these back-ref properties.
*/
public class BackrefGetter implements Getter {
-
- public Object getForInsert(Object target, Map mergeMap, SessionImplementor session)
- throws HibernateException {
- if (session==null) {
+
+ /**
+ * {@inheritDoc}
+ */
+ public Object getForInsert(Object target, Map mergeMap, SessionImplementor session) {
+ if ( session == null ) {
return UNKNOWN;
}
else {
- return session.getPersistenceContext()
- .getOwnerId( entityName, propertyName, target, mergeMap );
+ return session.getPersistenceContext().getOwnerId( entityName, propertyName, target, mergeMap );
}
}
- public Object get(Object target) {
+ /**
+ * {@inheritDoc}
+ */
+ public Object get(Object target) {
return UNKNOWN;
}
+ /**
+ * {@inheritDoc}
+ */
public Method getMethod() {
return null;
}
+ /**
+ * {@inheritDoc}
+ */
public String getMethodName() {
return null;
}
+ /**
+ * {@inheritDoc}
+ */
public Class getReturnType() {
return Object.class;
}
Modified: core/trunk/testsuite/src/test/java/org/hibernate/test/unidir/BackrefTest.java
===================================================================
--- core/trunk/testsuite/src/test/java/org/hibernate/test/unidir/BackrefTest.java 2007-10-17 04:16:08 UTC (rev 14090)
+++ core/trunk/testsuite/src/test/java/org/hibernate/test/unidir/BackrefTest.java 2007-10-17 05:07:24 UTC (rev 14091)
@@ -1,8 +1,9 @@
-//$Id: BackrefTest.java 10977 2006-12-12 23:28:04Z steve.ebersole(a)jboss.com $
+//$Id: BackrefTest.java 10976 2006-12-12 23:22:26Z steve.ebersole(a)jboss.com $
package org.hibernate.test.unidir;
import junit.framework.Test;
+import org.hibernate.Hibernate;
import org.hibernate.Session;
import org.hibernate.Transaction;
import org.hibernate.junit.functional.FunctionalTestCase;
@@ -12,7 +13,7 @@
* @author Gavin King
*/
public class BackrefTest extends FunctionalTestCase {
-
+
public BackrefTest(String str) {
super(str);
}
@@ -76,7 +77,7 @@
s.merge(p3);
t.commit();
s.close();
-
+
s = openSession();
t = s.beginTransaction();
s.createQuery( "delete from Child" ).executeUpdate();
@@ -84,5 +85,37 @@
t.commit();
s.close();
}
+
+ public void testBackRefToProxiedEntityOnMerge() {
+ Session s = openSession();
+ s.beginTransaction();
+ Parent me = new Parent( "Steve" );
+ me.getChildren().add( new Child( "Joe" ) );
+ s.persist( me );
+ s.getTransaction().commit();
+ s.close();
+
+ // while detached, add a new element
+ me.getChildren().add( new Child( "Cece" ) );
+ me.getChildren().add( new Child( "Austin" ) );
+
+ s = openSession();
+ s.beginTransaction();
+ // load 'me' to associate it with the new session as a proxy (this may have occurred as 'prior work'
+ // to the reattachment below)...
+ Object meProxy = s.load( Parent.class, me.getName() );
+ assertFalse( Hibernate.isInitialized( meProxy ) );
+ // now, do the reattchment...
+ s.merge( me );
+ s.getTransaction().commit();
+ s.close();
+
+ s = openSession();
+ s.beginTransaction();
+ s.createQuery( "delete from Child" ).executeUpdate();
+ s.createQuery( "delete from Parent" ).executeUpdate();
+ s.getTransaction().commit();
+ s.close();
+ }
}
Modified: core/trunk/testsuite/src/test/java/org/hibernate/test/unidir/Child.java
===================================================================
--- core/trunk/testsuite/src/test/java/org/hibernate/test/unidir/Child.java 2007-10-17 04:16:08 UTC (rev 14090)
+++ core/trunk/testsuite/src/test/java/org/hibernate/test/unidir/Child.java 2007-10-17 05:07:24 UTC (rev 14091)
@@ -8,19 +8,31 @@
public class Child {
private String name;
private int age;
- Child() {}
+
+ Child() {
+ }
+
public Child(String name) {
+ this( name, 0 );
+ }
+
+ public Child(String name, int age) {
this.name = name;
+ this.age = age;
}
+
public String getName() {
return name;
}
+
public void setName(String name) {
this.name = name;
}
+
public int getAge() {
return age;
}
+
public void setAge(int age) {
this.age = age;
}
17 years, 2 months
Hibernate SVN: r14090 - core/branches/Branch_3_2/test/org/hibernate/test/naturalid/mutable.
by hibernate-commits＠lists.jboss.org
Author: steve.ebersole(a)jboss.com
Date: 2007-10-17 00:16:08 -0400 (Wed, 17 Oct 2007)
New Revision: 14090
Modified:
core/branches/Branch_3_2/test/org/hibernate/test/naturalid/mutable/User.hbm.xml
Log:
oops
Modified: core/branches/Branch_3_2/test/org/hibernate/test/naturalid/mutable/User.hbm.xml
===================================================================
--- core/branches/Branch_3_2/test/org/hibernate/test/naturalid/mutable/User.hbm.xml 2007-10-17 04:15:47 UTC (rev 14089)
+++ core/branches/Branch_3_2/test/org/hibernate/test/naturalid/mutable/User.hbm.xml 2007-10-17 04:16:08 UTC (rev 14090)
@@ -1,27 +1,27 @@
<?xml version="1.0"?>
-<!DOCTYPE hibernate-mapping PUBLIC
+<!DOCTYPE hibernate-mapping PUBLIC
"-//Hibernate/Hibernate Mapping DTD 3.0//EN"
"http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">
<!--
This mapping illustrates use of <natural-id mutable="true"/>
-
+
-->
-<hibernate-mapping
+<hibernate-mapping
package="org.hibernate.test.naturalid"
default-access="field">
-
+
<class name="org.hibernate.test.naturalid.mutable.User" table="SystemUserInfo">
<id name="id">
<generator class="increment"/>
</id>
- <natural-id>
+ <natural-id mutable="true">
<property name="name"/>
<property name="org"/>
</natural-id>
<property name="password"/>
</class>
-
+
</hibernate-mapping>
\ No newline at end of file
17 years, 2 months
Hibernate SVN: r14089 - core/branches/Branch_3_2/test/org/hibernate/test/naturalid/mutable.
by hibernate-commits＠lists.jboss.org
Author: steve.ebersole(a)jboss.com
Date: 2007-10-17 00:15:47 -0400 (Wed, 17 Oct 2007)
New Revision: 14089
Modified:
core/branches/Branch_3_2/test/org/hibernate/test/naturalid/mutable/MutableNaturalIdTest.java
Log:
cleanup
Modified: core/branches/Branch_3_2/test/org/hibernate/test/naturalid/mutable/MutableNaturalIdTest.java
===================================================================
--- core/branches/Branch_3_2/test/org/hibernate/test/naturalid/mutable/MutableNaturalIdTest.java 2007-10-17 04:12:49 UTC (rev 14088)
+++ core/branches/Branch_3_2/test/org/hibernate/test/naturalid/mutable/MutableNaturalIdTest.java 2007-10-17 04:15:47 UTC (rev 14089)
@@ -18,7 +18,7 @@
* @author Gavin King
*/
public class MutableNaturalIdTest extends FunctionalTestCase {
-
+
public MutableNaturalIdTest(String str) {
super(str);
}
@@ -75,78 +75,78 @@
s.getTransaction().commit();
s.close();
}
-
+
public void testNonexistentNaturalIdCache() {
getSessions().getStatistics().clear();
Session s = openSession();
Transaction t = s.beginTransaction();
-
+
Object nullUser = s.createCriteria(User.class)
.add( Restrictions.naturalId()
.set("name", "gavin")
- .set("org", "hb")
+ .set("org", "hb")
)
.setCacheable(true)
.uniqueResult();
-
+
assertNull(nullUser);
-
+
t.commit();
s.close();
-
+
assertEquals( getSessions().getStatistics().getQueryExecutionCount(), 1 );
assertEquals( getSessions().getStatistics().getQueryCacheHitCount(), 0 );
assertEquals( getSessions().getStatistics().getQueryCachePutCount(), 0 );
-
+
s = openSession();
t = s.beginTransaction();
-
+
User u = new User("gavin", "hb", "secret");
s.persist(u);
-
+
t.commit();
s.close();
-
+
getSessions().getStatistics().clear();
s = openSession();
t = s.beginTransaction();
-
+
u = (User) s.createCriteria(User.class)
.add( Restrictions.naturalId()
.set("name", "gavin")
- .set("org", "hb")
+ .set("org", "hb")
)
.setCacheable(true)
.uniqueResult();
-
+
assertNotNull(u);
-
+
t.commit();
s.close();
assertEquals( getSessions().getStatistics().getQueryExecutionCount(), 1 );
assertEquals( getSessions().getStatistics().getQueryCacheHitCount(), 0 );
assertEquals( getSessions().getStatistics().getQueryCachePutCount(), 1 );
-
+
getSessions().getStatistics().clear();
s = openSession();
t = s.beginTransaction();
-
+
u = (User) s.createCriteria(User.class)
.add( Restrictions.naturalId()
.set("name", "gavin")
- .set("org", "hb")
+ .set("org", "hb")
).setCacheable(true)
.uniqueResult();
-
+
s.delete(u);
-
+
t.commit();
s.close();
-
+
assertEquals( getSessions().getStatistics().getQueryExecutionCount(), 0 );
assertEquals( getSessions().getStatistics().getQueryCacheHitCount(), 1 );
@@ -154,94 +154,86 @@
s = openSession();
t = s.beginTransaction();
-
+
nullUser = s.createCriteria(User.class)
.add( Restrictions.naturalId()
.set("name", "gavin")
- .set("org", "hb")
+ .set("org", "hb")
)
.setCacheable(true)
.uniqueResult();
-
+
assertNull(nullUser);
-
+
t.commit();
s.close();
-
+
assertEquals( getSessions().getStatistics().getQueryExecutionCount(), 1 );
assertEquals( getSessions().getStatistics().getQueryCacheHitCount(), 0 );
assertEquals( getSessions().getStatistics().getQueryCachePutCount(), 0 );
-
+
}
public void testNaturalIdCache() {
Session s = openSession();
Transaction t = s.beginTransaction();
-
- User u = new User("gavin", "hb", "secret");
- s.persist(u);
-
+ User u = new User( "gavin", "hb", "secret" );
+ s.persist( u );
t.commit();
s.close();
-
+
getSessions().getStatistics().clear();
s = openSession();
t = s.beginTransaction();
-
- u = (User) s.createCriteria(User.class)
- .add( Restrictions.naturalId()
- .set("name", "gavin")
- .set("org", "hb")
- )
- .setCacheable(true)
- .uniqueResult();
-
- assertNotNull(u);
-
+ u = ( User ) s.createCriteria( User.class )
+ .add( Restrictions.naturalId()
+ .set( "name", "gavin" )
+ .set( "org", "hb" )
+ )
+ .setCacheable( true )
+ .uniqueResult();
+ assertNotNull( u );
t.commit();
s.close();
assertEquals( getSessions().getStatistics().getQueryExecutionCount(), 1 );
assertEquals( getSessions().getStatistics().getQueryCacheHitCount(), 0 );
assertEquals( getSessions().getStatistics().getQueryCachePutCount(), 1 );
-
+
s = openSession();
t = s.beginTransaction();
-
User v = new User("xam", "hb", "foobar");
s.persist(v);
-
t.commit();
s.close();
-
+
getSessions().getStatistics().clear();
s = openSession();
t = s.beginTransaction();
-
- u = (User) s.createCriteria( User.class)
- .add( Restrictions.naturalId()
- .set("name", "gavin")
- .set("org", "hb")
- ).setCacheable(true)
- .uniqueResult();
-
+ u = ( User ) s.createCriteria( User.class )
+ .add( Restrictions.naturalId()
+ .set("name", "gavin")
+ .set("org", "hb")
+ )
+ .setCacheable( true )
+ .uniqueResult();
assertNotNull(u);
assertEquals( getSessions().getStatistics().getQueryExecutionCount(), 1 );
assertEquals( getSessions().getStatistics().getQueryCacheHitCount(), 0 );
- u = (User) s.createCriteria( User.class)
- .add( Restrictions.naturalId()
- .set("name", "gavin")
- .set("org", "hb")
- ).setCacheable(true)
- .uniqueResult();
-
+ u = ( User ) s.createCriteria( User.class )
+ .add( Restrictions.naturalId()
+ .set("name", "gavin")
+ .set("org", "hb")
+ )
+ .setCacheable( true )
+ .uniqueResult();
assertNotNull(u);
assertEquals( getSessions().getStatistics().getQueryExecutionCount(), 1 );
assertEquals( getSessions().getStatistics().getQueryCacheHitCount(), 1 );
-
+
t.commit();
s.close();
17 years, 2 months
Hibernate SVN: r14088 - core/trunk/testsuite/src/test/java/org/hibernate/test/naturalid/mutable.
by hibernate-commits＠lists.jboss.org
Author: steve.ebersole(a)jboss.com
Date: 2007-10-17 00:12:49 -0400 (Wed, 17 Oct 2007)
New Revision: 14088
Modified:
core/trunk/testsuite/src/test/java/org/hibernate/test/naturalid/mutable/MutableNaturalIdTest.java
Log:
cleanup
Modified: core/trunk/testsuite/src/test/java/org/hibernate/test/naturalid/mutable/MutableNaturalIdTest.java
===================================================================
--- core/trunk/testsuite/src/test/java/org/hibernate/test/naturalid/mutable/MutableNaturalIdTest.java 2007-10-16 21:32:51 UTC (rev 14087)
+++ core/trunk/testsuite/src/test/java/org/hibernate/test/naturalid/mutable/MutableNaturalIdTest.java 2007-10-17 04:12:49 UTC (rev 14088)
@@ -177,10 +177,8 @@
public void testNaturalIdCache() {
Session s = openSession();
Transaction t = s.beginTransaction();
-
- User u = new User("gavin", "hb", "secret");
- s.persist(u);
-
+ User u = new User( "gavin", "hb", "secret" );
+ s.persist( u );
t.commit();
s.close();
@@ -188,17 +186,14 @@
s = openSession();
t = s.beginTransaction();
-
- u = (User) s.createCriteria(User.class)
- .add( Restrictions.naturalId()
- .set("name", "gavin")
- .set("org", "hb")
- )
- .setCacheable(true)
- .uniqueResult();
-
- assertNotNull(u);
-
+ u = ( User ) s.createCriteria( User.class )
+ .add( Restrictions.naturalId()
+ .set( "name", "gavin" )
+ .set( "org", "hb" )
+ )
+ .setCacheable( true )
+ .uniqueResult();
+ assertNotNull( u );
t.commit();
s.close();
@@ -208,10 +203,8 @@
s = openSession();
t = s.beginTransaction();
-
User v = new User("xam", "hb", "foobar");
s.persist(v);
-
t.commit();
s.close();
@@ -219,25 +212,24 @@
s = openSession();
t = s.beginTransaction();
-
- u = (User) s.createCriteria( User.class)
- .add( Restrictions.naturalId()
- .set("name", "gavin")
- .set("org", "hb")
- ).setCacheable(true)
- .uniqueResult();
-
+ u = ( User ) s.createCriteria( User.class )
+ .add( Restrictions.naturalId()
+ .set("name", "gavin")
+ .set("org", "hb")
+ )
+ .setCacheable( true )
+ .uniqueResult();
assertNotNull(u);
assertEquals( getSessions().getStatistics().getQueryExecutionCount(), 1 );
assertEquals( getSessions().getStatistics().getQueryCacheHitCount(), 0 );
- u = (User) s.createCriteria( User.class)
- .add( Restrictions.naturalId()
- .set("name", "gavin")
- .set("org", "hb")
- ).setCacheable(true)
- .uniqueResult();
-
+ u = ( User ) s.createCriteria( User.class )
+ .add( Restrictions.naturalId()
+ .set("name", "gavin")
+ .set("org", "hb")
+ )
+ .setCacheable( true )
+ .uniqueResult();
assertNotNull(u);
assertEquals( getSessions().getStatistics().getQueryExecutionCount(), 1 );
assertEquals( getSessions().getStatistics().getQueryCacheHitCount(), 1 );
17 years, 2 months
Hibernate SVN: r14087 - branches/Branch_3_2/HibernateExt/tools/src/java/org/hibernate/tool/hbm2x/pojo.
by hibernate-commits＠lists.jboss.org
Author: dan.j.allen
Date: 2007-10-16 17:32:51 -0400 (Tue, 16 Oct 2007)
New Revision: 14087
Modified:
branches/Branch_3_2/HibernateExt/tools/src/java/org/hibernate/tool/hbm2x/pojo/BasicPOJOClass.java
Log:
HBX-962 - the JPA specification clearly states "The Temporal annotation must be specified for persistent fields or properties of type java.util.Date and java.util.Calendar." Clearly, it cannot be excluded from timestamp despite the fact that it is the default for Hibernate.
Modified: branches/Branch_3_2/HibernateExt/tools/src/java/org/hibernate/tool/hbm2x/pojo/BasicPOJOClass.java
===================================================================
--- branches/Branch_3_2/HibernateExt/tools/src/java/org/hibernate/tool/hbm2x/pojo/BasicPOJOClass.java 2007-10-16 21:09:37 UTC (rev 14086)
+++ branches/Branch_3_2/HibernateExt/tools/src/java/org/hibernate/tool/hbm2x/pojo/BasicPOJOClass.java 2007-10-16 21:32:51 UTC (rev 14087)
@@ -323,7 +323,7 @@
if("date".equals(typeName) || "java.sql.Date".equals(typeName)) {
buildTemporalAnnotation( annotations, "DATE" );
} else if ("timestamp".equals(typeName) || "java.sql.Timestamp".equals(typeName)) {
- //buildTemporalAnnotation( annotations, "TIMESTAMP" ); ..the default so don't generate
+ buildTemporalAnnotation( annotations, "TIMESTAMP" );
} else if ("time".equals(typeName) || "java.sql.Time".equals(typeName)) {
buildTemporalAnnotation(annotations, "TIME");
} //TODO: calendar etc. ?
@@ -978,4 +978,4 @@
}
}
-
\ No newline at end of file
+
17 years, 2 months