3:21 a.m.
Author: rebody
Date: 2010-05-31 04:21:34 -0400 (Mon, 31 May 2010)
New Revision: 6383
Modified:
jbpm4/trunk/modules/api/src/main/java/org/jbpm/api/Configuration.java
jbpm4/trunk/modules/bpmn/src/main/java/org/jbpm/bpmn/parser/BindingsParser.java
jbpm4/trunk/modules/jpdl/src/main/java/org/jbpm/jpdl/internal/activity/JavaActivity.java
jbpm4/trunk/modules/jpdl/src/main/java/org/jbpm/jpdl/internal/xml/JpdlBindingsParser.java
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/hibernate/ConverterType.java
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/repository/DeploymentObjectInputStream.java
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/script/JuelScriptEngine.java
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/util/ReflectUtil.java
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/wire/binding/AbstractCollectionBinding.java
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/wire/binding/ScriptManagerBinding.java
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/wire/binding/TypesBinding.java
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/wire/descriptor/ClassDescriptor.java
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/wire/descriptor/CollectionDescriptor.java
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/wire/descriptor/HibernateConfigurationDescriptor.java
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/wire/descriptor/ObjectDescriptor.java
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/wire/descriptor/ReferenceDescriptor.java
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/wire/xml/BindingParser.java
Log:
JBPM-2875 using ReflectUtil.classForName() to do the find class job. this method comes
from hibernate.
Modified: jbpm4/trunk/modules/api/src/main/java/org/jbpm/api/Configuration.java
===================================================================
--- jbpm4/trunk/modules/api/src/main/java/org/jbpm/api/Configuration.java 2010-05-30
18:53:44 UTC (rev 6382)
+++ jbpm4/trunk/modules/api/src/main/java/org/jbpm/api/Configuration.java 2010-05-31
08:21:34 UTC (rev 6383)
@@ -29,16 +29,16 @@
/**
* process engine configuration.
- *
+ *
* @author Tom Baeyens
*/
public class Configuration {
/** singletone instance */
private static ProcessEngine singleton;
-
+
transient Configuration impl;
-
+
/** default constructor */
public Configuration() {
impl = instantiate("org.jbpm.pvm.internal.cfg.ConfigurationImpl");
@@ -51,7 +51,12 @@
protected Configuration instantiate(String className) {
Configuration implementation;
try {
- Class<?> implementationClass = Class.forName(className, true,
getClassLoader());
+ Class<?> implementationClass = null;
+ try {
+ implementationClass = Class.forName(className, true, getClassLoader());
+ } catch(ClassNotFoundException ex) {
+ implementationClass = Class.forName(className);
+ }
implementation = (Configuration) implementationClass.newInstance();
} catch (Exception e) {
throw new JbpmException("couldn't instantiate configuration of type
"+className, e);
@@ -99,26 +104,26 @@
return impl;
}
- /** after specifying the configuration resources with the other methods, a
+ /** after specifying the configuration resources with the other methods, a
* process engine can be created. */
public ProcessEngine buildProcessEngine() {
return impl.buildProcessEngine();
}
-
+
/** provides the hibernate session factory programmatically.
- * The hibernateSessionFactory parameter is of type Object to
+ * The hibernateSessionFactory parameter is of type Object to
* prevent a dependency of the API on hibernate directly.*/
public Configuration setHibernateSessionFactory(Object hibernateSessionFactory){
return impl.setHibernateSessionFactory(hibernateSessionFactory);
}
-
- /** get the singleton ProcessEngine that is created from the default
+
+ /** get the singleton ProcessEngine that is created from the default
* configuration file 'jbpm.cfg.xml'. */
public static ProcessEngine getProcessEngine() {
if (singleton == null) {
synchronized (Configuration.class) {
if (singleton == null) {
- singleton = new
Configuration().setResource("jbpm.cfg.xml").buildProcessEngine();
+ singleton = new
Configuration().setResource("jbpm.cfg.xml").buildProcessEngine();
}
}
}
Modified: jbpm4/trunk/modules/bpmn/src/main/java/org/jbpm/bpmn/parser/BindingsParser.java
===================================================================
---
jbpm4/trunk/modules/bpmn/src/main/java/org/jbpm/bpmn/parser/BindingsParser.java 2010-05-30
18:53:44 UTC (rev 6382)
+++
jbpm4/trunk/modules/bpmn/src/main/java/org/jbpm/bpmn/parser/BindingsParser.java 2010-05-31
08:21:34 UTC (rev 6383)
@@ -59,8 +59,7 @@
if (bindingClassName != null) {
try {
- ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
- Class< ? > bindingClass = Class.forName(bindingClassName, true,
classLoader);
+ Class<?> bindingClass = ReflectUtil.classForName(bindingClassName);
return (Binding) bindingClass.newInstance();
} catch (Exception e) {
parse.addProblem("couldn't instantiate activity binding " +
bindingClassName, e);
Modified:
jbpm4/trunk/modules/jpdl/src/main/java/org/jbpm/jpdl/internal/activity/JavaActivity.java
===================================================================
---
jbpm4/trunk/modules/jpdl/src/main/java/org/jbpm/jpdl/internal/activity/JavaActivity.java 2010-05-30
18:53:44 UTC (rev 6382)
+++
jbpm4/trunk/modules/jpdl/src/main/java/org/jbpm/jpdl/internal/activity/JavaActivity.java 2010-05-31
08:21:34 UTC (rev 6383)
@@ -27,6 +27,7 @@
import org.jbpm.api.JbpmException;
import org.jbpm.api.model.OpenExecution;
+import org.jbpm.pvm.internal.util.ReflectUtil;
import org.jbpm.pvm.internal.wire.WireContext;
import org.jbpm.pvm.internal.wire.WireDefinition;
import org.jbpm.pvm.internal.wire.descriptor.ArgDescriptor;
@@ -49,7 +50,7 @@
protected String variableName;
protected String jndiName;
-
+
public void perform(OpenExecution execution) throws Exception {
Object target = null;
@@ -60,7 +61,7 @@
} else {
throw new JbpmException("no target specified");
}
-
+
Class<?> clazz;
// method invocation on object or static method invocation in case object is null
if (target!=null) {
@@ -68,18 +69,17 @@
} else {
ObjectDescriptor objectDescriptor = (ObjectDescriptor)
invocationReference.getDescriptor();
String className = objectDescriptor.getClassName();
- ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
- clazz = Class.forName(className, true, classLoader);
+ clazz = ReflectUtil.classForName(className);
}
-
+
WireContext wireContext = new WireContext(new WireDefinition());
Object returnValue = ObjectDescriptor.invokeMethod(methodName, argDescriptors,
wireContext, target, clazz);
-
+
if (variableName!=null) {
execution.setVariable(variableName, returnValue);
}
}
-
+
public void setInvocationReference(UserCodeReference invocationReference) {
this.invocationReference = invocationReference;
}
Modified:
jbpm4/trunk/modules/jpdl/src/main/java/org/jbpm/jpdl/internal/xml/JpdlBindingsParser.java
===================================================================
---
jbpm4/trunk/modules/jpdl/src/main/java/org/jbpm/jpdl/internal/xml/JpdlBindingsParser.java 2010-05-30
18:53:44 UTC (rev 6382)
+++
jbpm4/trunk/modules/jpdl/src/main/java/org/jbpm/jpdl/internal/xml/JpdlBindingsParser.java 2010-05-31
08:21:34 UTC (rev 6383)
@@ -22,6 +22,7 @@
package org.jbpm.jpdl.internal.xml;
import org.jbpm.internal.log.Log;
+import org.jbpm.pvm.internal.util.ReflectUtil;
import org.jbpm.pvm.internal.util.TagBinding;
import org.jbpm.pvm.internal.util.XmlUtil;
import org.jbpm.pvm.internal.xml.Binding;
@@ -36,30 +37,29 @@
public class JpdlBindingsParser extends Parser {
private static final Log log = Log.getLog(JpdlBindingsParser.class.getName());
-
+
public Object parseDocumentElement(Element documentElement, Parse parse) {
Bindings bindings = (Bindings) parse.contextMapGet(Parse.CONTEXT_KEY_BINDINGS);
parse.setDocumentObject(bindings);
-
+
for (Element bindingElement : XmlUtil.elements(documentElement)) {
Binding binding = instantiateBinding(bindingElement, parse);
bindings.addBinding(binding);
}
-
+
return bindings;
}
protected Binding instantiateBinding(Element bindingElement, Parse parse) {
String bindingClassName = XmlUtil.attribute(bindingElement, "binding",
true, parse);
-
+
log.trace("adding jpdl binding "+bindingClassName);
-
+
if (bindingClassName!=null) {
try {
- ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
- Class<?> bindingClass = Class.forName(bindingClassName, true,
classLoader);
+ Class<?> bindingClass = ReflectUtil.classForName(bindingClassName);
TagBinding binding = (TagBinding) bindingClass.newInstance();
-
+
String tagLocalName = XmlUtil.getTagLocalName(bindingElement);
if ("activity".equals(tagLocalName)) {
binding.setCategory(JpdlParser.CATEGORY_ACTIVITY);
@@ -68,7 +68,7 @@
} else {
parse.addProblem("unrecognized binding tag: "+tagLocalName);
}
-
+
return binding;
} catch (Exception e) {
parse.addProblem("couldn't instantiate activity binding
"+bindingClassName, e);
Modified:
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/hibernate/ConverterType.java
===================================================================
---
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/hibernate/ConverterType.java 2010-05-30
18:53:44 UTC (rev 6382)
+++
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/hibernate/ConverterType.java 2010-05-31
08:21:34 UTC (rev 6383)
@@ -34,16 +34,17 @@
import org.hibernate.usertype.ParameterizedType;
import org.jbpm.api.JbpmException;
import org.jbpm.pvm.internal.type.Converter;
+import org.jbpm.pvm.internal.util.ReflectUtil;
/**
* @author Tom Baeyens
*/
public class ConverterType extends ImmutableType implements ParameterizedType {
-
+
private static final long serialVersionUID = 1L;
private static Map<Class<?>, String> converterNames = null;
private static Map<String, Converter> converters = null;
-
+
public Object fromStringValue(String arg0) throws HibernateException {
return null;
}
@@ -77,21 +78,12 @@
public void setParameterValues(Properties properties) {
converterNames = new HashMap<Class<?>, String>();
converters = new HashMap<String, Converter>();
-
+
for(Object key : properties.keySet()) {
String converterClassName = (String) key;
try {
- ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
- Class< ? > converterClass = null;
- try {
- converterClass = Class.forName(converterClassName, true, classLoader);
- } catch (ClassNotFoundException e) {
- // when running jBPM from ant, the context classloader is not set properly
- // so the jBPM classloader is necessary as a fallback
- classLoader = getClass().getClassLoader();
- converterClass = Class.forName(converterClassName, true, classLoader);
- }
-
+ Class< ? > converterClass = ReflectUtil.classForName(converterClassName);
+
String converterName = properties.getProperty(converterClassName);
converterNames.put(converterClass, converterName);
Converter converter = (Converter) converterClass.newInstance();
Modified:
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/repository/DeploymentObjectInputStream.java
===================================================================
---
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/repository/DeploymentObjectInputStream.java 2010-05-30
18:53:44 UTC (rev 6382)
+++
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/repository/DeploymentObjectInputStream.java 2010-05-31
08:21:34 UTC (rev 6383)
@@ -26,9 +26,11 @@
import java.io.ObjectInputStream;
import java.io.ObjectStreamClass;
+import org.jbpm.pvm.internal.util.ReflectUtil;
+
/**
* Helper class responsible for providing classes while deserializing variables.
- *
+ *
* @author Maciej Swiderski swiderski.maciej(a)gmail.com
*/
public class DeploymentObjectInputStream extends ObjectInputStream {
@@ -44,12 +46,12 @@
@Override
protected Class<?> resolveClass(ObjectStreamClass desc) throws IOException,
ClassNotFoundException {
- ClassLoader contextClassLoader = Thread.currentThread().getContextClassLoader();
try {
- return Class.forName(desc.getName(), false, contextClassLoader);
+ return ReflectUtil.classForName(desc.getName());
}
catch (ClassNotFoundException e) {
// trying to get it from deployment
+ ClassLoader contextClassLoader = Thread.currentThread().getContextClassLoader();
ClassLoader deploymentClassLoader =
new DeploymentClassLoader(contextClassLoader, deploymentId);
return Class.forName(desc.getName(), false, deploymentClassLoader);
Modified:
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/script/JuelScriptEngine.java
===================================================================
---
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/script/JuelScriptEngine.java 2010-05-30
18:53:44 UTC (rev 6382)
+++
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/script/JuelScriptEngine.java 2010-05-31
08:21:34 UTC (rev 6383)
@@ -51,6 +51,7 @@
import javax.script.SimpleBindings;
import org.jbpm.pvm.internal.env.ExecutionContext;
+import org.jbpm.pvm.internal.util.ReflectUtil;
import de.odysseus.el.util.SimpleResolver;
@@ -155,7 +156,7 @@
}
};
-
+
ctx.setAttribute("elcontext", elContext, 100);
return elContext;
@@ -286,7 +287,7 @@
{
try
{
- clazz = Class.forName((String)obj);
+ clazz = ReflectUtil.classForName((String) obj);
}
catch (ClassNotFoundException cnfe)
{
@@ -340,7 +341,7 @@
private class ScriptContextFunctionMapper extends FunctionMapper
{
- private ScriptContext ctx;
+ private ScriptContext ctx;
ScriptContextFunctionMapper(ScriptContext ctx)
{
@@ -397,7 +398,7 @@
// to support null value for existing variables
Bindings b = this.ctx.getBindings(ScriptContext.ENGINE_SCOPE);
ExecutionContext execContext = (ExecutionContext) ((EnvironmentBindings)
b).environment.getContext("execution");
- // if variable name exist then set value expression as null
+ // if variable name exist then set value expression as null
// since it was not discovered by attribute scope method
if (execContext.getExecution().getVariables().containsKey(variable)) {
return exprFactory.createValueExpression(null, Object.class);
Modified:
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/util/ReflectUtil.java
===================================================================
---
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/util/ReflectUtil.java 2010-05-30
18:53:44 UTC (rev 6382)
+++
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/util/ReflectUtil.java 2010-05-31
08:21:34 UTC (rev 6383)
@@ -21,7 +21,7 @@
import org.jbpm.pvm.internal.wire.descriptor.ArgDescriptor;
public class ReflectUtil {
-
+
private ReflectUtil() {
// hide default constructor to prevent instantiation
}
@@ -66,7 +66,7 @@
throw new JbpmException("couldn't find field
'"+original.getName()+"."+fieldName+"'", e);
}
}
-
+
return field;
}
@@ -77,10 +77,10 @@
private static Method getMethod(Class<?> clazz, String methodName,
Class<?>[] parameterTypes, Class<?> original) {
Method method = null;
-
+
try {
method = clazz.getDeclaredMethod(methodName, parameterTypes);
-
+
if (log.isTraceEnabled()) log.trace("found method
"+clazz.getName()+"."+methodName+"("+Arrays.toString(parameterTypes)+")");
} catch (SecurityException e) {
@@ -92,7 +92,7 @@
throw new JbpmException("couldn't find method
'"+original.getName()+"."+methodName+"("+getParameterTypesText(parameterTypes)+")'",
e);
}
}
-
+
return method;
}
@@ -118,7 +118,7 @@
public static <T> T newInstance(Constructor<T> constructor, Object[] args)
{
return newInstance(null, constructor, args);
}
-
+
private static <T> T newInstance(Class<T> clazz, Constructor<T>
constructor, Object[] args) {
if ( (clazz==null)
&& (constructor==null)
@@ -142,7 +142,7 @@
throw new JbpmException("couldn't construct new
'"+clazz.getName()+"' with args "+Arrays.toString(args), t);
}
}
-
+
public static Object get(Field field, Object object) {
if (field==null) {
throw new NullPointerException("field is null");
@@ -171,7 +171,7 @@
throw new JbpmException("couldn't set
'"+field.getName()+"' to '"+value+"'", e);
}
}
-
+
public static Object invoke(Method method, Object target, Object[] args) {
if (method==null) {
throw new JbpmException("method is null");
@@ -203,7 +203,7 @@
if (log.isTraceEnabled()) {
if (log.isTraceEnabled()) log.trace("found matching method
"+clazz.getName()+"."+methodName);
}
-
+
return candidate;
}
}
@@ -226,15 +226,15 @@
public static boolean isArgumentMatch(Class<?>[] parameterTypes,
List<ArgDescriptor> argDescriptors, Object[] args) {
int nbrOfArgs = args!=null ? args.length : 0;
int nbrOfParameterTypes = parameterTypes!=null ? parameterTypes.length : 0;
-
+
if (nbrOfArgs!=nbrOfParameterTypes) {
return false;
}
-
+
if (nbrOfArgs==0) {
return true;
}
-
+
for (int i=0; i<parameterTypes.length; i++) {
Class<?> parameterType = parameterTypes[i];
String argTypeName;
@@ -364,7 +364,7 @@
if ( (argDescriptor!=null)
&& (argDescriptor.getTypeName()!=null)
) {
- argType = argDescriptor.getTypeName();
+ argType = argDescriptor.getTypeName();
}
}
if ( (argType==null)
@@ -381,7 +381,7 @@
signature+=")";
return signature;
}
-
+
public static String getUnqualifiedClassName(Class<?> clazz) {
if (clazz==null) {
return null;
@@ -409,15 +409,15 @@
Thread currentThread = Thread.currentThread();
ClassLoader original = currentThread.getContextClassLoader();
- RepositoryCache repositoryCache =
EnvironmentImpl.getFromCurrent(RepositoryCache.class);
+ RepositoryCache repositoryCache =
EnvironmentImpl.getFromCurrent(RepositoryCache.class);
DeploymentClassLoader deploymentClassLoader =
repositoryCache.getDeploymentClassLoader(deploymentId, original);
if (deploymentClassLoader==null) {
deploymentClassLoader = new DeploymentClassLoader(original, deploymentId);
repositoryCache.setDeploymentClassLoader(deploymentId, original,
deploymentClassLoader);
}
-
+
currentThread.setContextClassLoader(deploymentClassLoader);
-
+
return original;
}
@@ -426,7 +426,7 @@
Thread.currentThread().setContextClassLoader(original);
}
}
-
+
public static Object instantiateUserCode(Descriptor descriptor, ProcessDefinitionImpl
processDefinition, ScopeInstanceImpl scopeInstance) {
ClassLoader classLoader =
ReflectUtil.installDeploymentClassLoader(processDefinition);
try {
@@ -435,4 +435,26 @@
ReflectUtil.uninstallDeploymentClassLoader(classLoader);
}
}
+
+ /**
+ * Perform resolution of a class name.
+ * <p/>
+ * Same as {@link #classForName(String, Class)} except that here we delegate to
+ * {@link Class#forName(String)} if the context classloader lookup is unsuccessful.
+ *
+ * @param name The class name
+ * @return The class reference.
+ * @throws ClassNotFoundException From {@link Class#forName(String)}.
+ */
+ public static Class classForName(String name) throws ClassNotFoundException {
+ try {
+ ClassLoader contextClassLoader = Thread.currentThread().getContextClassLoader();
+ if (contextClassLoader != null) {
+ return contextClassLoader.loadClass(name);
+ }
+ }
+ catch (Throwable ignore) {
+ }
+ return Class.forName(name);
+ }
}
Modified:
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/wire/binding/AbstractCollectionBinding.java
===================================================================
---
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/wire/binding/AbstractCollectionBinding.java 2010-05-30
18:53:44 UTC (rev 6382)
+++
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/wire/binding/AbstractCollectionBinding.java 2010-05-31
08:21:34 UTC (rev 6383)
@@ -3,6 +3,7 @@
import java.util.ArrayList;
import java.util.List;
+import org.jbpm.pvm.internal.util.ReflectUtil;
import org.jbpm.pvm.internal.util.XmlUtil;
import org.jbpm.pvm.internal.wire.Descriptor;
import org.jbpm.pvm.internal.wire.descriptor.CollectionDescriptor;
@@ -19,19 +20,19 @@
public Object parse(Element element, Parse parse, Parser parser) {
CollectionDescriptor descriptor = createDescriptor();
-
+
String className = XmlUtil.attribute(element,"class");
-
+
// verify if the given classname is specified and implements the collection
interface
if (verify(className, getCollectionInterface(), parse, parser)) {
descriptor.setClassName(className);
}
-
+
Boolean isSynchronized = XmlUtil.attributeBoolean(element, "synchronized",
false, parse);
if (isSynchronized!=null) {
descriptor.setSynchronized(isSynchronized.booleanValue());
}
-
+
List<Descriptor> valueDescriptors = new ArrayList<Descriptor>();
List<Element> elements = XmlUtil.elements(element);
for (Element valueElement: elements) {
@@ -53,9 +54,8 @@
}
try {
- ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
- Class<?> collectionClass = Class.forName(className, true, classLoader);
-
+ Class<?> collectionClass = ReflectUtil.classForName(className);
+
if (collectionInterface.isAssignableFrom(collectionClass)) {
return true;
} else {
Modified:
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/wire/binding/ScriptManagerBinding.java
===================================================================
---
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/wire/binding/ScriptManagerBinding.java 2010-05-30
18:53:44 UTC (rev 6382)
+++
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/wire/binding/ScriptManagerBinding.java 2010-05-31
08:21:34 UTC (rev 6383)
@@ -48,7 +48,7 @@
public Object parse(Element element, Parse parse, Parser parser) {
ObjectDescriptor descriptor = new ObjectDescriptor(ScriptManager.class);
-
+
if (element.hasAttribute("default-expression-language")) {
String defaultLanguage =
element.getAttribute("default-expression-language");
descriptor.addInjection("defaultExpressionLanguage", new
StringDescriptor(defaultLanguage));
@@ -74,13 +74,12 @@
} else {
parse.addProblem("'name' is a required attribute in element
<script-language />", element);
}
-
+
if ( (languageName!=null)
&& (factoryClassName!=null)
) {
try {
- ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
- Class<?> factoryClass = Class.forName(factoryClassName, true,
classLoader);
+ Class<?> factoryClass = ReflectUtil.classForName(factoryClassName);
ScriptEngineFactory scriptEngineFactory = (ScriptEngineFactory)
factoryClass.newInstance();
scriptEngineManager.registerEngineName(languageName, scriptEngineFactory);
} catch (Exception e) {
@@ -88,9 +87,9 @@
}
}
}
-
+
descriptor.addInjection("scriptEngineManager", new
ProvidedObjectDescriptor(scriptEngineManager));
-
+
return descriptor;
}
}
Modified:
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/wire/binding/TypesBinding.java
===================================================================
---
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/wire/binding/TypesBinding.java 2010-05-30
18:53:44 UTC (rev 6382)
+++
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/wire/binding/TypesBinding.java 2010-05-31
08:21:34 UTC (rev 6383)
@@ -37,6 +37,7 @@
import org.jbpm.pvm.internal.type.matcher.HibernateLongIdMatcher;
import org.jbpm.pvm.internal.type.matcher.HibernateStringIdMatcher;
import org.jbpm.pvm.internal.type.matcher.SerializableMatcher;
+import org.jbpm.pvm.internal.util.ReflectUtil;
import org.jbpm.pvm.internal.util.XmlUtil;
import org.jbpm.pvm.internal.wire.Descriptor;
import org.jbpm.pvm.internal.wire.WireContext;
@@ -46,13 +47,13 @@
import org.w3c.dom.Element;
/** parses a descriptor for Boolean.TRUE.
- *
+ *
* See schema docs for more details.
*
* @author Tom Baeyens
*/
public class TypesBinding extends WireDescriptorBinding {
-
+
public TypesBinding() {
super("types");
}
@@ -69,14 +70,14 @@
parse.addProblem("file "+fileName+" isn't a file",
element);
}
}
-
+
if (element.hasAttribute("resource")) {
String resource = element.getAttribute("resource");
ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
streamSource = new ResourceStreamInput(resource, classLoader);
parser.importStream(streamSource, element, parse);
}
-
+
if (element.hasAttribute("url")) {
String urlText = element.getAttribute("url");
try {
@@ -87,9 +88,9 @@
parse.addProblem("couldn't open url "+urlText, e);
}
}
-
+
TypesDescriptor typesDescriptor = new TypesDescriptor();
-
+
List<Element> typeElements = XmlUtil.elements(element, "type");
for (Element typeElement: typeElements) {
TypeMapping typeMapping = parseTypeMapping(typeElement, parse, parser);
@@ -102,31 +103,31 @@
TypeMapping typeMapping = new TypeMapping();
Type type = new Type();
typeMapping.setType(type);
-
+
// type name
if (element.hasAttribute("name")) {
type.setName(element.getAttribute("name"));
}
-
+
String hibernateSessionFactoryName = XmlUtil.attribute(element,
"hibernate-session-factory");
-
+
// first we get the matcher
Matcher matcher = null;
if (element.hasAttribute("class")) {
String className = element.getAttribute("class");
-
+
// if type="serializable"
if ("serializable".equals(className)) {
matcher = new SerializableMatcher();
-
+
// if type="hibernatable"
} else if ("hibernatable".equals(className)) {
if (element.hasAttribute("id-type")) {
String idType = element.getAttribute("id-type");
if ("long".equalsIgnoreCase(idType)) {
- matcher = new HibernateLongIdMatcher(hibernateSessionFactoryName);
+ matcher = new HibernateLongIdMatcher(hibernateSessionFactoryName);
} else if ("string".equalsIgnoreCase(idType)) {
- matcher = new HibernateStringIdMatcher(hibernateSessionFactoryName);
+ matcher = new HibernateStringIdMatcher(hibernateSessionFactoryName);
} else {
parse.addProblem("id-type was not 'long' or 'string':
"+idType, element);
}
@@ -157,13 +158,12 @@
typeMapping.setMatcher(matcher);
- // parsing the converter
+ // parsing the converter
Converter converter = null;
if (element.hasAttribute("converter")) {
String converterClassName = element.getAttribute("converter");
try {
- ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
- Class<?> converterClass = Class.forName(converterClassName, true,
classLoader);
+ Class<?> converterClass = ReflectUtil.classForName(converterClassName);
converter = (Converter) converterClass.newInstance();
} catch (Exception e) {
parse.addProblem("couldn't instantiate converter
"+converterClassName, element);
@@ -178,19 +178,18 @@
} catch (ClassCastException e) {
parse.addProblem("converter is not a
"+Converter.class.getName()+": "+(converter!=null ?
converter.getClass().getName() : "null"), element);
}
- }
+ }
}
type.setConverter(converter);
-
+
// parsing the variable class
-
+
Class<?> variableClass = null;
if (element.hasAttribute("variable-class")) {
- String variableClassName = element.getAttribute("variable-class");
+ String variableClassName = element.getAttribute("variable-class");
try {
- ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
- variableClass = Class.forName(variableClassName, true, classLoader);
+ variableClass = ReflectUtil.classForName(variableClassName);
} catch (Exception e) {
parse.addProblem("couldn't instantiate variable-class
"+variableClassName, e);
}
@@ -199,7 +198,7 @@
}
type.setVariableClass(variableClass);
-
+
return typeMapping;
}
}
Modified:
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/wire/descriptor/ClassDescriptor.java
===================================================================
---
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/wire/descriptor/ClassDescriptor.java 2010-05-30
18:53:44 UTC (rev 6382)
+++
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/wire/descriptor/ClassDescriptor.java 2010-05-31
08:21:34 UTC (rev 6383)
@@ -1,10 +1,11 @@
package org.jbpm.pvm.internal.wire.descriptor;
+import org.jbpm.pvm.internal.util.ReflectUtil;
import org.jbpm.pvm.internal.wire.WireContext;
import org.jbpm.pvm.internal.wire.WireException;
/** loads the class with the specified class name using the WireContext class loader.
- *
+ *
* @see WireContext#getClassLoader()
*
* @author Tom Baeyens
@@ -21,8 +22,7 @@
*/
public Object construct(WireContext wireContext) {
try {
- ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
- return Class.forName(text, true, classLoader);
+ return ReflectUtil.classForName(text);
} catch (Exception e) {
Throwable cause = (e.getCause()!=null ? e.getCause() : e);
throw new WireException("couldn't load class '"+text+"':
"+cause.getMessage(), cause);
Modified:
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/wire/descriptor/CollectionDescriptor.java
===================================================================
---
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/wire/descriptor/CollectionDescriptor.java 2010-05-30
18:53:44 UTC (rev 6382)
+++
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/wire/descriptor/CollectionDescriptor.java 2010-05-31
08:21:34 UTC (rev 6383)
@@ -10,6 +10,7 @@
import java.util.SortedSet;
import org.jbpm.internal.log.Log;
+import org.jbpm.pvm.internal.util.ReflectUtil;
import org.jbpm.pvm.internal.wire.Descriptor;
import org.jbpm.pvm.internal.wire.WireContext;
import org.jbpm.pvm.internal.wire.WireException;
@@ -23,13 +24,13 @@
private static final long serialVersionUID = 1L;
private static Log log = Log.getLog(CollectionDescriptor.class.getName());
-
+
protected String className;
protected List<Descriptor> valueDescriptors;
protected boolean isSynchronized;
protected CollectionDescriptor() { }
-
+
public CollectionDescriptor(String defaultImplClassName) {
this.className = defaultImplClassName;
}
@@ -38,10 +39,9 @@
Object object = null;
try {
// instantiate
- ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
- Class<?> clazz = Class.forName(className, true, classLoader);
+ Class<?> clazz = ReflectUtil.classForName(className);
object = clazz.newInstance();
-
+
if (isSynchronized) {
if (object instanceof SortedSet) {
object = Collections.synchronizedSortedSet((SortedSet) object);
Modified:
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/wire/descriptor/HibernateConfigurationDescriptor.java
===================================================================
---
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/wire/descriptor/HibernateConfigurationDescriptor.java 2010-05-30
18:53:44 UTC (rev 6382)
+++
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/wire/descriptor/HibernateConfigurationDescriptor.java 2010-05-31
08:21:34 UTC (rev 6383)
@@ -57,8 +57,7 @@
if (className!=null) {
try {
log.trace("instantiating hibernate configuration class "+className);
- ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
- Class<?> configurationClass = Class.forName(className, true, classLoader);
+ Class<?> configurationClass = ReflectUtil.classForName(className);
configuration = (Configuration) ReflectUtil.newInstance(configurationClass);
} catch (Exception e) {
throw new JbpmException("couldn't instantiate hibernate configuration
class "+className, e);
@@ -95,15 +94,14 @@
public Class<?> getType(WireDefinition wireDefinition) {
if (className!=null) {
try {
- ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
- return Class.forName(className, true, classLoader);
+ return ReflectUtil.classForName(className);
} catch (Exception e) {
throw new WireException("couldn't create hibernate configuration
'"+className+"': "+e.getMessage(), e.getCause());
}
}
return Configuration.class;
}
-
+
public void addCfgResource(String cfgResource) {
cfgOperations.add(new AddCfgResource(cfgResource));
}
@@ -231,8 +229,7 @@
public void apply(Object target, WireContext wireContext) {
Configuration configuration = (Configuration) target;
try {
- ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
- Class<?> persistentClass = Class.forName(className, true, classLoader);
+ Class<?> persistentClass = ReflectUtil.classForName(className);
configuration.addClass(persistentClass);
} catch (Exception e) {
throw new JbpmException("couldn't add mapping for class
"+className, e);
Modified:
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/wire/descriptor/ObjectDescriptor.java
===================================================================
---
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/wire/descriptor/ObjectDescriptor.java 2010-05-30
18:53:44 UTC (rev 6382)
+++
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/wire/descriptor/ObjectDescriptor.java 2010-05-31
08:21:34 UTC (rev 6383)
@@ -97,7 +97,7 @@
String factoryObjectName = null;
protected Expression expression;
-
+
/** specifies the object on which to invoke the method.
* Either className, objectName or a descriptor has to be specified. */
protected Descriptor factoryDescriptor = null;
@@ -111,7 +111,7 @@
/** True if autowiring is enabled. */
protected boolean isAutoWireEnabled = false;
-
+
public ObjectDescriptor() {
}
@@ -138,8 +138,7 @@
if (className!=null) {
try {
- ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
- clazz = Class.forName(className, true, classLoader);
+ clazz = ReflectUtil.classForName(className);
} catch (Exception e) {
throw new JbpmClassNotFoundException("couldn't load class
"+className, e);
}
@@ -239,13 +238,12 @@
public Class<?> getType(WireDefinition wireDefinition) {
if (className!=null) {
try {
- ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
- return Class.forName(className, true, classLoader);
+ return ReflectUtil.classForName(className);
} catch (Exception e) {
throw new WireException("couldn't load class
'"+className+"'", e);
}
}
-
+
Descriptor descriptor = null;
if (factoryDescriptor!=null) {
descriptor = factoryDescriptor;
@@ -258,14 +256,14 @@
if (factoryClass!=null) {
Method method = ReflectUtil.findMethod(factoryClass, methodName, argDescriptors,
null);
if (method!=null) {
- return method.getReturnType();
+ return method.getReturnType();
}
}
}
return null;
}
-
+
/**
* Auto wire object present in the context and the specified object's fields.
* @param object object on which auto-wiring is performed.
@@ -294,20 +292,20 @@
autoWireValue = wireContext.get(fieldName);
} else {
- autoWireValue = wireContext.get(fieldType);
+ autoWireValue = wireContext.get(fieldType);
}
- // if auto wire value has not been found in current context,
+ // if auto wire value has not been found in current context,
// search in environment
if (autoWireValue == null) {
EnvironmentImpl currentEnvironment = EnvironmentImpl.getCurrent();
if (currentEnvironment != null) {
- autoWireValue = currentEnvironment.get(fieldName);
+ autoWireValue = currentEnvironment.get(fieldName);
if (autoWireValue == null) {
autoWireValue = currentEnvironment.get(fieldType);
}
}
}
-
+
if (autoWireValue!=null) {
try {
if (log.isTraceEnabled()) log.trace("auto wiring field
"+fieldName+" in "+name);
@@ -376,7 +374,7 @@
}
operations.add(operation);
}
-
+
/** convenience method to add a type based field injection */
public void addTypedInjection(String fieldName, Class<?> type) {
addInjection(fieldName, new EnvDescriptor(type));
@@ -401,7 +399,7 @@
// getters and setters //////////////////////////////////////////////////////
-
+
public String getClassName() {
return className;
}
Modified:
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/wire/descriptor/ReferenceDescriptor.java
===================================================================
---
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/wire/descriptor/ReferenceDescriptor.java 2010-05-30
18:53:44 UTC (rev 6382)
+++
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/wire/descriptor/ReferenceDescriptor.java 2010-05-31
08:21:34 UTC (rev 6383)
@@ -1,6 +1,7 @@
package org.jbpm.pvm.internal.wire.descriptor;
import org.jbpm.api.JbpmException;
+import org.jbpm.pvm.internal.util.ReflectUtil;
import org.jbpm.pvm.internal.wire.Descriptor;
import org.jbpm.pvm.internal.wire.WireContext;
@@ -37,8 +38,7 @@
return wireContext.get(text, isDelayedInitializationAllowed());
} else if (type!=null) {
try {
- ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
- Class<?> clazz = Class.forName(type, true, classLoader);
+ Class<?> clazz = ReflectUtil.classForName(type);
return wireContext.get(clazz);
} catch (Exception e) {
throw new JbpmException("couldn't load "+type, e);
Modified:
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/wire/xml/BindingParser.java
===================================================================
---
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/wire/xml/BindingParser.java 2010-05-30
18:53:44 UTC (rev 6382)
+++
jbpm4/trunk/modules/pvm/src/main/java/org/jbpm/pvm/internal/wire/xml/BindingParser.java 2010-05-31
08:21:34 UTC (rev 6383)
@@ -24,6 +24,7 @@
import java.util.List;
import org.jbpm.internal.log.Log;
+import org.jbpm.pvm.internal.util.ReflectUtil;
import org.jbpm.pvm.internal.util.XmlUtil;
import org.jbpm.pvm.internal.xml.Binding;
import org.jbpm.pvm.internal.xml.Bindings;
@@ -32,21 +33,20 @@
import org.w3c.dom.Element;
public class BindingParser extends Parser {
-
+
private static final Log log = Log.getLog(BindingParser.class.getName());
public Object parseDocumentElement(Element documentElement, Parse parse) {
List<Element> elements = XmlUtil.elements(documentElement,
"binding");
for (Element bindingElement : elements) {
String bindingClassName = XmlUtil.attribute(bindingElement, "class");
-
+
log.trace("adding wire binding for "+bindingClassName);
Binding binding = null;
if (bindingClassName!=null) {
try {
- ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
- Class<?> bindingClass = Class.forName(bindingClassName, true,
classLoader);
+ Class<?> bindingClass = ReflectUtil.classForName(bindingClassName);
binding = (Binding) bindingClass.newInstance();
} catch (Exception e) {
log.trace("couldn't instantiate binding "+bindingClassName);
@@ -54,13 +54,13 @@
} else {
parse.addProblem("class is a required attribute in a binding
"+XmlUtil.toString(bindingElement), documentElement);
}
-
+
if (binding!=null) {
Bindings bindings = parse.contextStackFind(Bindings.class);
bindings.addBinding(binding);
}
}
-
+
return null;
}
}