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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]"
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* 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
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*/
package com.sun.faces.vendor;
import com.sun.faces.spi.InjectionProvider;
import com.sun.faces.spi.InjectionProviderException;
import com.sun.faces.util.FacesLogger;
import javax.annotation.PreDestroy;
import javax.annotation.PostConstruct;
import java.lang.reflect.Method;
import java.lang.reflect.Modifier;
import java.lang.annotation.Annotation;
import java.util.concurrent.ConcurrentHashMap;
import java.util.logging.Logger;
import java.util.logging.Level;
/**
* This InjectionProvider will be used if the
* PostConstruct and PreDestroy annotations
* are present, but no specific InjectionProvider has
* been configured.
.
*
* It's important to note that this will not provide resource injection.
*/
public class WebContainerInjectionProvider implements InjectionProvider {
private static final Logger LOGGER = FacesLogger.APPLICATION.getLogger();
// ------------------------------------------ Methods from InjectionProvider
public void inject(Object managedBean) throws InjectionProviderException {
// no-op
}
public void invokePreDestroy(Object managedBean)
throws InjectionProviderException {
if (managedBean != null) {
invokeAnnotatedMethod(getAnnotatedMethod(managedBean,
PreDestroy.class),
managedBean);
}
}
public void invokePostConstruct(Object managedBean)
throws InjectionProviderException {
if (managedBean != null) {
invokeAnnotatedMethod(getAnnotatedMethod(managedBean,
PostConstruct.class),
managedBean);
}
}
// --------------------------------------------------------- Private Methods
private static void invokeAnnotatedMethod(Method method, Object managedBean)
throws InjectionProviderException {
if (method != null) {
boolean accessible = method.isAccessible();
method.setAccessible(true);
try {
method.invoke(managedBean);
} catch (Exception e) {
throw new InjectionProviderException(e.getMessage(), e);
} finally {
method.setAccessible(accessible);
}
}
}
private static class MethodHolder {
private final Method method;
public MethodHolder(Method method){
this.method = method;
}
public Method getMethod() {
return method;
}
}
private static ConcurrentHashMap, MethodHolder>> methodsPerClazz =
new ConcurrentHashMap, MethodHolder>>();
private static Method getAnnotatedMethod(Object managedBean,
Class annotation) {
Class clazz = managedBean.getClass();
while (!Object.class.equals(clazz)) {
ConcurrentHashMap, MethodHolder> methodsMap = methodsPerClazz.get(clazz);
if(methodsMap==null) {
ConcurrentHashMap, MethodHolder> newMethodsMap =
new ConcurrentHashMap, MethodHolder>();
methodsMap = methodsPerClazz.putIfAbsent(clazz, newMethodsMap);
if(methodsMap==null) {
methodsMap = newMethodsMap;
}
}
MethodHolder methodHolder = methodsMap.get(annotation);
if(methodHolder==null) {
Method[] methods = clazz.getDeclaredMethods();
Method method = getAnnotatedMethodForMethodArr(methods, annotation);
MethodHolder newMethodHolder = new MethodHolder(method);
methodHolder = methodsMap.putIfAbsent(annotation, newMethodHolder);
if(methodHolder==null) {
methodHolder = newMethodHolder;
}
}
if(methodHolder.getMethod()!=null) {
return methodHolder.getMethod();
}
clazz = clazz.getSuperclass();
}
return null;
}
private static Method getAnnotatedMethodForMethodArr(Method[] methods, Class annotation) {
for (Method method : methods) {
if (method.isAnnotationPresent(annotation)) {
// validate method
if (Modifier.isStatic(method.getModifiers())) {
if (LOGGER.isLoggable(Level.WARNING)) {
LOGGER.log(Level.WARNING,
"jsf.core.web.injection.method_not_static",
new Object[] { method.toString(),
annotation.getName() });
}
continue;
}
if (!Void.TYPE.equals(method.getReturnType())) {
if (LOGGER.isLoggable(Level.WARNING)) {
LOGGER.log(Level.WARNING,
"jsf.core.web.injection.method_return_not_void",
new Object[] { method.toString(),
annotation.getName() });
}
continue;
}
if (method.getParameterTypes().length != 0) {
if (LOGGER.isLoggable(Level.WARNING)) {
LOGGER.log(Level.WARNING,
"jsf.core.web.injection.method_no_params",
new Object[] { method.toString(),
annotation.getName() });
}
continue;
}
Class[] exceptions = method.getExceptionTypes();
if (method.getExceptionTypes().length != 0) {
boolean hasChecked = false;
for (Class excClass : exceptions) {
if (!RuntimeException.class.isAssignableFrom(excClass)) {
hasChecked = true;
break;
}
}
if (hasChecked) {
if (LOGGER.isLoggable(Level.WARNING)) {
LOGGER.log(Level.WARNING,
"jsf.core.web.injection.method_no_checked_exceptions",
new Object[]{method.toString(),
annotation.getName()});
}
continue;
}
}
// we found a match.
return method;
}
}
return null;
}
}