com.sun.faces.config.processor.LifecycleConfigProcessor Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of jsf-impl Show documentation
Show all versions of jsf-impl Show documentation
This is the master POM file for Oracle's Implementation of the JSF 2.2 Specification.
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 1997-2010 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
* or packager/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at packager/legal/LICENSE.txt.
*
* GPL Classpath Exception:
* Oracle designates this particular file as subject to the "Classpath"
* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
* If applicable, add the following below the License Header, with the fields
* enclosed by brackets [] replaced by your own identifying information:
* "Portions Copyright [year] [name of copyright owner]"
*
* Contributor(s):
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*/
package com.sun.faces.config.processor;
import com.sun.faces.util.FacesLogger;
import com.sun.faces.config.DocumentInfo;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import org.w3c.dom.Document;
import javax.faces.FactoryFinder;
import javax.faces.event.PhaseListener;
import javax.faces.lifecycle.Lifecycle;
import javax.faces.lifecycle.LifecycleFactory;
import javax.servlet.ServletContext;
import java.text.MessageFormat;
import java.util.Iterator;
import java.util.logging.Level;
import java.util.logging.Logger;
import java.util.List;
import java.util.concurrent.CopyOnWriteArrayList;
/**
*
* This ConfigProcessor handles all elements defined under
* /faces-config/lifecycle.
*
*/
public class LifecycleConfigProcessor extends AbstractConfigProcessor {
private static final Logger LOGGER = FacesLogger.CONFIG.getLogger();
/**
* /faces-config/lifecycle
*/
private static final String LIFECYCLE = "lifecycle";
/**
* /faces-config/lifecycle/phase-listener
*/
private static final String PHASE_LISTENER = "phase-listener";
private List appPhaseListeners;
public LifecycleConfigProcessor() {
appPhaseListeners = new CopyOnWriteArrayList();
}
@Override
public void destroy(ServletContext sc) {
destroyInstances(sc, appPhaseListeners);
destroyNext(sc);
}
private void destroyInstances(ServletContext sc, List instances) {
for (Object cur : instances) {
destroyInstance(sc, cur.getClass().getName(), cur);
}
instances.clear();
}
// -------------------------------------------- Methods from ConfigProcessor
/**
* @see ConfigProcessor#process(javax.servlet.ServletContext,com.sun.faces.config.DocumentInfo[])
*/
public void process(ServletContext sc, DocumentInfo[] documentInfos)
throws Exception {
LifecycleFactory factory = (LifecycleFactory)
FactoryFinder.getFactory(FactoryFinder.LIFECYCLE_FACTORY);
for (int i = 0; i < documentInfos.length; i++) {
if (LOGGER.isLoggable(Level.FINE)) {
LOGGER.log(Level.FINE,
MessageFormat.format(
"Processing lifecycle elements for document: ''{0}''",
documentInfos[i].getSourceURI()));
}
Document document = documentInfos[i].getDocument();
String namespace =
document.getDocumentElement().getNamespaceURI();
NodeList lifecycles =
document.getElementsByTagNameNS(namespace, LIFECYCLE);
if (lifecycles != null) {
for (int c = 0, csize = lifecycles.getLength(); c < csize; c++) {
Node n = lifecycles.item(c);
if (n.getNodeType() == Node.ELEMENT_NODE) {
NodeList listeners = ((Element) n).getElementsByTagNameNS(namespace,
PHASE_LISTENER);
addPhaseListeners(sc, factory, listeners);
}
}
}
}
invokeNext(sc, documentInfos);
}
// --------------------------------------------------------- Private Methods
private void addPhaseListeners(ServletContext sc, LifecycleFactory factory,
NodeList phaseListeners) {
if (phaseListeners != null && phaseListeners.getLength() > 0) {
for (int i = 0, size = phaseListeners.getLength(); i < size; i++) {
Node plNode = phaseListeners.item(i);
String pl = getNodeText(plNode);
if (pl != null) {
boolean [] didPerformInjection = { false };
PhaseListener plInstance = (PhaseListener) createInstance(sc, pl,
PhaseListener.class,
null,
plNode, true, didPerformInjection);
if (plInstance != null) {
if (didPerformInjection[0]) {
appPhaseListeners.add(plInstance);
}
for (Iterator t = factory.getLifecycleIds(); t.hasNext();)
{
String lfId = (String) t.next();
Lifecycle lifecycle = factory.getLifecycle(lfId);
if (LOGGER.isLoggable(Level.FINE)) {
LOGGER.log(Level.FINE,
MessageFormat.format(
"Adding PhaseListener ''{0}'' to lifecycle ''{0}}",
pl,
lfId));
}
lifecycle.addPhaseListener(plInstance);
}
}
}
}
}
}
}