/*******************************************************************************
* Copyright (c) 2008 Oracle Corporation.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Cameron Bateman - initial API and implementation
*******************************************************************************/
package org.eclipse.jst.jsf.facelet.core.internal.registry.taglib;
import java.util.Collection;
import java.util.Collections;
import java.util.Map;
import java.util.concurrent.atomic.AtomicBoolean;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.jem.internal.proxy.core.IBeanProxy;
import org.eclipse.jem.internal.proxy.core.IBeanTypeProxy;
import org.eclipse.jem.internal.proxy.core.IStringBeanProxy;
import org.eclipse.jem.internal.proxy.core.ProxyFactoryRegistry;
import org.eclipse.jst.jsf.core.internal.JSFCorePlugin;
import org.eclipse.jst.jsf.core.internal.jem.BeanProxyUtil;
import org.eclipse.jst.jsf.core.internal.jem.BeanProxyUtil.BeanProxyWrapper;
import org.eclipse.jst.jsf.core.internal.jem.BeanProxyUtil.ProxyException;
import org.eclipse.jst.jsf.facelet.core.internal.registry.taglib.faceletTaglib.FaceletTaglibTag;
import org.eclipse.jst.jsf.facelet.core.internal.registry.taglib.faceletTaglib_1_0.FaceletLibraryClassTagLib;
/**
* @author cbateman
*
*/
/* package */class LibraryClassBasedTagRecord extends FaceletTagRecord
{
// private static final String METHOD_NAME_GET_VALUE = "getValue"; //$NON-NLS-1$
// private static final String METHOD_NAME_GET_KEY = "getKey"; //$NON-NLS-1$
// private static final String METHOD_NAME_HAS_NEXT = "hasNext"; //$NON-NLS-1$
// private static final String METHOD_NAME_NEXT = "next"; //$NON-NLS-1$
// private static final String METHOD_NAME_ITERATOR = "iterator"; //$NON-NLS-1$
// private static final String METHOD_NAME_ENTRY_SET = "entrySet"; //$NON-NLS-1$
// private static final String PROPERTY_NAME_FACTORIES = "factories"; //$NON-NLS-1$
// private static final String QUALIFIED_CLASS_NAME__COM_SUN_FACELETS_TAG_ABSTRACT_TAG_LIBRARY = "com.sun.facelets.tag.AbstractTagLibrary"; //$NON-NLS-1$
// private static final String QUALIFIED_CLASS_NAME_JAVA_UTIL_MAP = "java.util.Map"; //$NON-NLS-1$
//
// private static final String COM_SUN_FACELETS_TAG_ABSTRACT_TAG_LIBRARY$_HANDLER_FACTORY = "com.sun.facelets.tag.AbstractTagLibrary$HandlerFactory"; //$NON-NLS-1$
// private static final String COM_SUN_FACELETS_TAG_ABSTRACT_TAG_LIBRARY$_USER_CONVERTER_HANDLER_FACTORY = "com.sun.facelets.tag.AbstractTagLibrary$UserConverterHandlerFactory"; //$NON-NLS-1$
// private static final String COM_SUN_FACELETS_TAG_ABSTRACT_TAG_LIBRARY$_CONVERTER_HANDLER_FACTORY = "com.sun.facelets.tag.AbstractTagLibrary$ConverterHandlerFactory"; //$NON-NLS-1$
// private static final String COM_SUN_FACELETS_TAG_ABSTRACT_TAG_LIBRARY$_USER_VALIDATOR_HANDLER_FACTORY = "com.sun.facelets.tag.AbstractTagLibrary$UserValidatorHandlerFactory"; //$NON-NLS-1$
// private static final String COM_SUN_FACELETS_TAG_ABSTRACT_TAG_LIBRARY$_VALIDATOR_HANDLER_FACTORY = "com.sun.facelets.tag.AbstractTagLibrary$ValidatorHandlerFactory"; //$NON-NLS-1$
// private static final String COM_SUN_FACELETS_TAG_ABSTRACT_TAG_LIBRARY$_USER_COMPONENT_HANDLER_FACTORY = "com.sun.facelets.tag.AbstractTagLibrary$UserComponentHandlerFactory"; //$NON-NLS-1$
// private static final String COM_SUN_FACELETS_TAG_ABSTRACT_TAG_LIBRARY$_COMPONENT_HANDLER_FACTORY = "com.sun.facelets.tag.AbstractTagLibrary$ComponentHandlerFactory"; //$NON-NLS-1$
//
// private static final String FIELD_NAME_CONVERTER_ID = "converterId"; //$NON-NLS-1$
// private static final String FIELD_NAME_VALIDATOR_ID = "validatorId"; //$NON-NLS-1$
// private static final String FIELD_NAME_RENDER_TYPE = "renderType"; //$NON-NLS-1$
// private static final String FIELD_NAME_COMPONENT_TYPE = "componentType"; //$NON-NLS-1$
/**
*
*/
private static final long serialVersionUID = 4174629773250721041L;
private static final String STATIC_MEMBER_NAMESPACE = "Namespace"; //$NON-NLS-1$
private static final String METHOD_NAME_GET_NAMESPACE = "getNamespace"; //$NON-NLS-1$
private final IProject _project;
private final FaceletLibraryClassTagLib _model;
private final ProxyFactoryRegistry _registry;
private final AtomicBoolean _isInitialized = new AtomicBoolean(
false);
private String _uri;
private BeanProxyWrapper _classTypeWrapper;
private Map<String, FaceletTaglibTag> _tags;
/**
* @param registry
* @param model
* @param project
* @param descriptor
*/
public LibraryClassBasedTagRecord(final ProxyFactoryRegistry registry,
final FaceletLibraryClassTagLib model, final IProject project, TagRecordDescriptor descriptor)
{
super(descriptor);
_registry = registry;
_model = model;
_project = project;
}
public void initURI() throws CoreException
{
if (_isInitialized.get())
{
throw new CoreException(
new Status(
IStatus.ERROR,
JSFCorePlugin.PLUGIN_ID,
"Cannot initURI once the library is initialized for: " + _model.getLibraryClass())); //$NON-NLS-1$
}
final IBeanTypeProxy libFactoryTypeProxy = _registry
.getBeanTypeProxyFactory().getBeanTypeProxy(
_model.getLibraryClass());
if (libFactoryTypeProxy == null)
{
throw new CoreException(new Status(IStatus.ERROR,
JSFCorePlugin.PLUGIN_ID,
"Couldn't find type proxy for " + _model.getLibraryClass())); //$NON-NLS-1$
}
// TODO: wrap in try per the Glassfish patch
_classTypeWrapper = new BeanProxyWrapper(_project, libFactoryTypeProxy);
try
{
_classTypeWrapper.init();
}
catch (final ProxyException e)
{
throw new CoreException(new Status(IStatus.ERROR,
JSFCorePlugin.PLUGIN_ID,
"Couldn't load class: " + _model.getLibraryClass(), e)); //$NON-NLS-1$
}
final String namespace = resolveNS(_classTypeWrapper);
System.out.println(namespace);
if (namespace == null)
{
throw new CoreException(new Status(IStatus.ERROR,
JSFCorePlugin.PLUGIN_ID,
"Couldn't load uri: " + _model.getLibraryClass())); //$NON-NLS-1$
}
_uri = namespace;
}
@Override
public synchronized FaceletTaglibTag getTag(final String name)
{
// initializeIfNecessary();
return _tags.get(name);
}
@Override
public synchronized Collection<? extends FaceletTaglibTag> getTags()
{
// initializeIfNecessary();
return Collections.unmodifiableCollection(_tags.values());
}
// private void initializeIfNecessary()
// {
// if (_isInitialized.compareAndSet(false, true))
// {
// if (_tags == null)
// {
// _tags = resolveTags();
// }
// }
// }
/*
* (non-Javadoc)
*
* @see
* org.eclipse.jst.jsf.facelet.core.internal.registry.taglib.FaceletTagRecord
* #getURI()
*/
@Override
public String getURI()
{
return _uri;
}
// private Map<String, FaceletTaglibTag> resolveTags()
// {
// final Map<String, FaceletTaglibTag> tags = new HashMap<String, FaceletTaglibTag>();
//
// // if the tag factory is a child of AbstractTagFactory, then we
// // can try to get our hands on its private parts ...
// final IBeanTypeProxy mapTypeProxy = _registry.getBeanTypeProxyFactory()
// .getBeanTypeProxy(QUALIFIED_CLASS_NAME_JAVA_UTIL_MAP);
// final IBeanTypeProxy componentFactoryTypeProxy = _registry
// .getBeanTypeProxyFactory()
// .getBeanTypeProxy(
// QUALIFIED_CLASS_NAME__COM_SUN_FACELETS_TAG_ABSTRACT_TAG_LIBRARY);
//
// if (mapTypeProxy != null && componentFactoryTypeProxy != null)
// {
// final IFieldProxy fieldProxy = componentFactoryTypeProxy
// .getDeclaredFieldProxy(PROPERTY_NAME_FACTORIES);
//
// if (fieldProxy != null)
// {
// if (fieldProxy.getFieldType().isKindOf(mapTypeProxy))
// {
// IBeanProxy factories = null;
//
// try
// {
// // need to turn off security checking on the private
// // field
// fieldProxy.setAccessible(true);
// factories = fieldProxy.get(_classTypeWrapper
// .getInstance());
// }
// catch (final ThrowableProxy e)
// {
// FaceletCorePlugin.log(
// "Error getting factories from bean instance", //$NON-NLS-1$
// e);
// }
//
// if (factories != null)
// {
// final IMethodProxy entrySetMethod = fieldProxy
// .getFieldType().getMethodProxy(
// METHOD_NAME_ENTRY_SET);
// if (entrySetMethod != null)
// {
// try
// {
// entrySetMethod.setAccessible(true);
// final IBeanProxy entrySetProxy = entrySetMethod
// .invoke(factories);
//
// if (entrySetProxy != null)
// {
// final IMethodProxy iteratorMethod = entrySetProxy
// .getTypeProxy().getMethodProxy(
// METHOD_NAME_ITERATOR);
// iteratorMethod.setAccessible(true);
// final IBeanProxy iteratorProxy = iteratorMethod
// .invoke(entrySetProxy);
//
// if (iteratorProxy != null)
// {
// final IMethodProxy nextMethod = iteratorProxy
// .getTypeProxy().getMethodProxy(
// METHOD_NAME_NEXT);
// nextMethod.setAccessible(true);
// final IMethodProxy hasNextMethod = iteratorProxy
// .getTypeProxy().getMethodProxy(
// METHOD_NAME_HAS_NEXT);
// hasNextMethod.setAccessible(true);
//
// while (((IBooleanBeanProxy) hasNextMethod
// .invoke(iteratorProxy))
// .booleanValue())
// {
// final IBeanProxy entryProxy = nextMethod
// .invoke(iteratorProxy);
// final IMethodProxy getKeyProxy = entryProxy
// .getTypeProxy()
// .getMethodProxy(
// METHOD_NAME_GET_KEY);
// final IMethodProxy getValueProxy = entryProxy
// .getTypeProxy()
// .getMethodProxy(
// METHOD_NAME_GET_VALUE);
// if (getKeyProxy != null
// && getValueProxy != null)
// {
// getKeyProxy.setAccessible(true);
// final IBeanProxy key = getKeyProxy
// .invoke(entryProxy);
//
// if (key instanceof IStringBeanProxy)
// {
// final String name = ((IStringBeanProxy) key)
// .stringValue();
// getValueProxy
// .setAccessible(true);
// final IBeanProxy value = getValueProxy
// .invoke(entryProxy);
//
// if (value != null)
// {
// final FaceletTaglibTag tagDefn = createTagDefn(
// name,
// value);
// if (tagDefn != null)
// {
// tags.put(name,
// tagDefn);
// }
// }
// }
// }
// }
// }
// }
// }
// catch (final ThrowableProxy e)
// {
// FaceletCorePlugin.log(
// "Error invoking entrySet", e); //$NON-NLS-1$
// }
// }
// }
//
// }
// }
// }
// return tags;
// }
// private FaceletTaglibTag createTagDefn(final String name,
// final IBeanProxy handlerValueProxy)
{
// final IBeanTypeProxy handlerTypeProxy = handlerValueProxy.getTypeProxy();
// final FaceletTaglibFactory TAGDEFN_FACTORY = FaceletTaglibFactory.eINSTANCE;
//
// final IBeanTypeProxy componentHandlerFactory = _registry
// .getBeanTypeProxyFactory()
// .getBeanTypeProxy(
// COM_SUN_FACELETS_TAG_ABSTRACT_TAG_LIBRARY$_COMPONENT_HANDLER_FACTORY);
// final IBeanTypeProxy userComponentHandlerFactory = _registry
// .getBeanTypeProxyFactory()
// .getBeanTypeProxy(
// COM_SUN_FACELETS_TAG_ABSTRACT_TAG_LIBRARY$_USER_COMPONENT_HANDLER_FACTORY);
// final IBeanTypeProxy validatorHandlerFactory = _registry
// .getBeanTypeProxyFactory()
// .getBeanTypeProxy(
// COM_SUN_FACELETS_TAG_ABSTRACT_TAG_LIBRARY$_VALIDATOR_HANDLER_FACTORY);
// final IBeanTypeProxy userValidatorHandlerFactory = _registry
// .getBeanTypeProxyFactory()
// .getBeanTypeProxy(
// COM_SUN_FACELETS_TAG_ABSTRACT_TAG_LIBRARY$_USER_VALIDATOR_HANDLER_FACTORY);
// final IBeanTypeProxy converterHandlerFactory = _registry
// .getBeanTypeProxyFactory()
// .getBeanTypeProxy(
// COM_SUN_FACELETS_TAG_ABSTRACT_TAG_LIBRARY$_CONVERTER_HANDLER_FACTORY);
// final IBeanTypeProxy userConverterHandlerFactory = _registry
// .getBeanTypeProxyFactory()
// .getBeanTypeProxy(
// COM_SUN_FACELETS_TAG_ABSTRACT_TAG_LIBRARY$_USER_CONVERTER_HANDLER_FACTORY);
// final IBeanTypeProxy handlerFactory = _registry
// .getBeanTypeProxyFactory()
// .getBeanTypeProxy(
// COM_SUN_FACELETS_TAG_ABSTRACT_TAG_LIBRARY$_HANDLER_FACTORY);
// final IBeanTypeProxy userTagFactory = _registry
// .getBeanTypeProxyFactory()
// .getBeanTypeProxy(
// COM_SUN_FACELETS_TAG_ABSTRACT_TAG_LIBRARY$_HANDLER_FACTORY);
//
// FaceletTaglibTag tagDefn = null;
//
// if (handlerTypeProxy.isKindOf(componentHandlerFactory)
// || handlerTypeProxy.isKindOf(userComponentHandlerFactory))
// {
// final IFieldProxy componentTypeProxy = handlerTypeProxy
// .getDeclaredFieldProxy(FIELD_NAME_COMPONENT_TYPE);
// final IFieldProxy rendererTypeProxy = handlerTypeProxy
// .getDeclaredFieldProxy(FIELD_NAME_RENDER_TYPE);
// try
// {
// if (componentTypeProxy != null)
// {
// componentTypeProxy.setAccessible(true);
// rendererTypeProxy.setAccessible(true);
// final IBeanProxy componentType = componentTypeProxy
// .get(handlerValueProxy);
// // final IBeanProxy rendererType = rendererTypeProxy
// // .get(handlerValueProxy);
//
// // render type is optional, but must have component type
// if (componentType instanceof IStringBeanProxy)
// {
// final String componentTypeValue = getMeaningfulString(((IStringBeanProxy) componentType)
// .stringValue());
//
// if (componentTypeValue != null)
// {
// final ComponentTagDefn compTagDefn = TAGDEFN_FACTORY
// .createComponentTagDefn();
// compTagDefn.setComponentType(componentTypeValue);
// // if (rendererType instanceof IStringBeanProxy)
// // {
// // compTagDefn
// // .setRendererType(getMeaningfulString(((
// // IStringBeanProxy) rendererType)
// // .stringValue()));
// // }
// tagDefn = compTagDefn;
// }
// }
// }
// }
// catch (final ThrowableProxy e)
// {
// FaceletCorePlugin.log("Error get component info", e); //$NON-NLS-1$
// }
// }
// else if (handlerTypeProxy.isKindOf(validatorHandlerFactory)
// || handlerTypeProxy.isKindOf(userValidatorHandlerFactory))
// {
// final IFieldProxy validatorIdProxy = handlerTypeProxy
// .getDeclaredFieldProxy(FIELD_NAME_VALIDATOR_ID);
//
// try
// {
// if (validatorIdProxy != null)
// {
// validatorIdProxy.setAccessible(true);
// final IBeanProxy validatorId = validatorIdProxy
// .get(handlerValueProxy);
//
// final ValidatorTagDefn valTagDefn = TAGDEFN_FACTORY
// .createValidatorTagDefn();
// tagDefn = valTagDefn;
//
// if (validatorId instanceof IStringBeanProxy)
// {
// final String validatorIdValue = getMeaningfulString(((IStringBeanProxy) validatorId)
// .stringValue());
//
// if (validatorIdValue != null)
// {
// valTagDefn.setValidatorId(validatorIdValue);
// }
// }
// }
// }
// catch (final ThrowableProxy e)
// {
// FaceletCorePlugin.log("Error getting validator info", e); //$NON-NLS-1$
// }
// }
// else if (handlerTypeProxy.isKindOf(converterHandlerFactory)
// || handlerTypeProxy.isKindOf(userConverterHandlerFactory))
// {
// final IFieldProxy converterIdProxy = handlerTypeProxy
// .getDeclaredFieldProxy(FIELD_NAME_CONVERTER_ID);
//
// try
// {
// if (converterIdProxy != null)
// {
// converterIdProxy.setAccessible(true);
// final IBeanProxy converterId = converterIdProxy
// .get(handlerValueProxy);
//
// final ConverterTagDefn converterTagDefn = TAGDEFN_FACTORY
// .createConverterTagDefn();
// tagDefn = converterTagDefn;
//
// if (converterId instanceof IStringBeanProxy)
// {
// final String converterIdValue = getMeaningfulString(((IStringBeanProxy) converterId)
// .stringValue());
//
// if (converterIdValue != null)
// {
// converterTagDefn.setConverterId(converterIdValue);
// }
// }
// }
// }
// catch (final ThrowableProxy e)
// {
// FaceletCorePlugin.log("Error getting validator info", e); //$NON-NLS-1$
// }
// }
// else if (handlerTypeProxy.isKindOf(handlerFactory)
// || handlerTypeProxy.isKindOf(userTagFactory))
// {
// tagDefn = TAGDEFN_FACTORY.createHandlerTagDefn();
// }
//
// if (tagDefn != null)
// {
// tagDefn.setName(name);
// }
// return tagDefn;
}
// private String getMeaningfulString(final String value)
// {
// if (value == null)
// {
// return null;
// }
//
// String retValue = value.trim();
//
// if ("".equals(retValue)) //$NON-NLS-1$
// {
// retValue = null;
// }
// return retValue;
// }
private String resolveNS(final BeanProxyWrapper beanProxy)
{
IBeanProxy resultProxy = null;
try
{
resultProxy = beanProxy.call(METHOD_NAME_GET_NAMESPACE);
if (resultProxy instanceof IStringBeanProxy)
{
return ((IStringBeanProxy) resultProxy).stringValue();
}
}
catch (final BeanProxyUtil.ProxyException e)
{
// fall through
}
return resolveNSAggressively(beanProxy);
}
private String resolveNSAggressively(final BeanProxyWrapper beanProxy)
{
try
{
return beanProxy.getStringFieldValue(STATIC_MEMBER_NAMESPACE);
}
catch (final ProxyException e)
{
// fall through
}
return null;
}
public synchronized int getNumTags()
{
// initializeIfNecessary();
return _tags.size();
}
}