javax.faces.context.ExceptionHandlerWrapper Maven / Gradle / Ivy
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright 1997-2007 Sun Microsystems, Inc. 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.html
* or glassfish/bootstrap/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 glassfish/bootstrap/legal/LICENSE.txt.
* Sun designates this particular file as subject to the "Classpath" exception
* as provided by Sun in the GPL Version 2 section of the License file that
* accompanied this code. If applicable, add the following below the License
* Header, with the fields enclosed by brackets [] replaced by your own
* identifying information: "Portions Copyrighted [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 javax.faces.context;
import javax.faces.FacesException;
import javax.faces.FacesWrapper;
import javax.faces.event.AbortProcessingException;
import javax.faces.event.ExceptionQueuedEvent;
import javax.faces.event.SystemEvent;
/**
* Provides a simple implementation of {@link ExceptionHandler} that can
* be subclassed by developers wishing to provide specialized behavior
* to an existing {@link ExceptionHandler} instance. The default
* implementation of all methods is to call through to the wrapped
* {@link ExceptionHandler} instance.
*
* Usage: extend this class and override {@link #getWrapped} to
* return the instance we are wrapping.
*
* @since 2.0
*/
public abstract class ExceptionHandlerWrapper extends ExceptionHandler implements FacesWrapper {
// ----------------------------------------------- Methods from FacesWrapper
/**
* @return the wrapped {@link ExceptionHandler} instance
* @see javax.faces.FacesWrapper#getWrapped()
*/
public abstract ExceptionHandler getWrapped();
// ------------------------------------------- Methods from ExceptionHandler
/**
* The default behavior of this method is to
* call {@link ExceptionHandler#getHandledExceptionQueuedEvent()}
* on the wrapped {@link ExceptionHandler} object.
*
* @see ExceptionHandler#getHandledExceptionQueuedEvent()
*/
public ExceptionQueuedEvent getHandledExceptionQueuedEvent() {
return getWrapped().getHandledExceptionQueuedEvent();
}
/**
* The default behavior of this method is to
* call {@link javax.faces.context.ExceptionHandler#handle()}
* on the wrapped {@link ExceptionHandler} object.
*
* @see javax.faces.context.ExceptionHandler#handle()
*/
public void handle() throws FacesException {
getWrapped().handle();
}
/**
* The default behavior of this method is to
* call {@link javax.faces.context.ExceptionHandler#isListenerForSource(Object)}
* on the wrapped {@link ExceptionHandler} object.
*
* @see javax.faces.context.ExceptionHandler#isListenerForSource(Object) ()
*/
public boolean isListenerForSource(Object source) {
return getWrapped().isListenerForSource(source);
}
/**
* The default behavior of this method is to
* call {@link javax.faces.context.ExceptionHandler#processEvent(javax.faces.event.SystemEvent)}
* on the wrapped {@link ExceptionHandler} object.
*
* @see javax.faces.context.ExceptionHandler#processEvent(javax.faces.event.SystemEvent)
*/
public void processEvent(SystemEvent event) throws AbortProcessingException {
getWrapped().processEvent(event);
}
/**
* The default behavior of this method is to
* call {@link javax.faces.context.ExceptionHandler#getRootCause(Throwable)}
* on the wrapped {@link ExceptionHandler} object.
*
* @see javax.faces.context.ExceptionHandler#getRootCause(Throwable)
*/
public Throwable getRootCause(Throwable t) {
return getWrapped().getRootCause(t);
}
/**
* The default behavior of this method is to call
* {@link ExceptionHandler#getHandledExceptionQueuedEvents()} on the wrapped
* {@link ExceptionHandler} object.
*
* @see ExceptionHandler#getHandledExceptionQueuedEvents()
*/
public Iterable getHandledExceptionQueuedEvents() {
return getWrapped().getHandledExceptionQueuedEvents();
}
/**
* The default behavior of this method is to
* call {@link ExceptionHandler#getUnhandledExceptionQueuedEvents()}
* on the wrapped {@link ExceptionHandler} object.
*
* @see ExceptionHandler#getUnhandledExceptionQueuedEvents()
*/
public Iterable getUnhandledExceptionQueuedEvents() {
return getWrapped().getUnhandledExceptionQueuedEvents();
}
}