/*

  * Copyright 2004-2011 the Seasar Foundation and the Others.

  *

  * Licensed 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.seasar.teeda.core.event;

 import javax.faces.event.PhaseEvent;

 import javax.faces.event.PhaseId;

 import javax.faces.event.PhaseListener;

 import org.seasar.framework.log.Logger;

 /**

  * @author manhole

  */

 public class PhaseChangeTracer implements PhaseListener {

     private static final long serialVersionUID = 1L;

     private static final Logger _log = Logger

             .getLogger(PhaseChangeTracer.class);

     public void beforePhase(PhaseEvent event) {

         if (_log.isDebugEnabled()) {

             _log.debug("before: " + event.getPhaseId() + ", " + event);

         }

     }

     public void afterPhase(PhaseEvent event) {

         if (_log.isDebugEnabled()) {

             _log.debug("after: " + event.getPhaseId() + ", " + event);

         }

     }

     public PhaseId getPhaseId() {

         return PhaseId.ANY_PHASE;

     }

 }