/*
* RHQ Management Platform
* Copyright (C) 2005-2008 Red Hat, Inc.
* All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
package org.rhq.enterprise.gui.common.framework;
import javax.faces.event.PhaseEvent;
import javax.faces.event.PhaseId;
import javax.faces.event.PhaseListener;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
/**
* A phase listener that trackS which phase of the JSF lifecycle the current request is in.
* It also provides a public static getter for other components that want to know what phase
* they are in, which could be useful for condition processing.
*
* @author Joseph Marques
*/
public class PhaseTracker implements PhaseListener {
private static final long serialVersionUID = -138417172988283133L;
private final Log log = LogFactory.getLog(this.getClass());
private static PhaseId currentPhase;
public static PhaseId getCurrentPhase() {
return currentPhase;
}
public PhaseId getPhaseId() {
return PhaseId.ANY_PHASE;
}
public void beforePhase(PhaseEvent event) {
if (log.isDebugEnabled()) {
log.debug("Just BEFORE the JSF Phase " + event.getPhaseId());
}
currentPhase = event.getPhaseId();
}
public void afterPhase(PhaseEvent event) {
if (log.isDebugEnabled()) {
log.debug("Just AFTER the JSF Phase " + event.getPhaseId());
}
}
}