/*
* $Id: LoggedOn.java 471754 2006-11-06 14:55:09Z husted $
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.struts.webapp.example2;
import java.io.IOException;
import javax.faces.FacesException;
import javax.faces.context.FacesContext;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
/**
* <p>Backing bean for the <code>loggedon.jsp</code> page.</p>
*/
public class LoggedOn {
// ------------------------------------------------------ Instance Variables
private static final Log log = LogFactory.getLog(LoggedOn.class);
// ----------------------------------------------------------------- Actions
/**
* <p>Begin the process of logging off.</p>
*/
public String logoff() {
FacesContext context = FacesContext.getCurrentInstance();
if (log.isDebugEnabled()) {
log.debug("logoff(" + context + ")");
}
forward(context, "/logoff.do");
return (null);
}
// --------------------------------------------------------- Private Methods
/**
* <p>Forward to the specified URL and mark this response as having
* been completed.</p>
*
* @param context <code>FacesContext</code> for the current request
* @param url Context-relative URL to forward to
*
* @exception FacesException if any error occurs
*/
private void forward(FacesContext context, String url) {
try {
context.getExternalContext().dispatch(url);
} catch (IOException e) {
throw new FacesException(e);
} finally {
context.responseComplete();
}
}
}