001    package org.apache.myfaces.tobago.util;
002    
003    /*
004     * Licensed to the Apache Software Foundation (ASF) under one or more
005     * contributor license agreements.  See the NOTICE file distributed with
006     * this work for additional information regarding copyright ownership.
007     * The ASF licenses this file to You under the Apache License, Version 2.0
008     * (the "License"); you may not use this file except in compliance with
009     * the License.  You may obtain a copy of the License at
010     *
011     *      http://www.apache.org/licenses/LICENSE-2.0
012     *
013     * Unless required by applicable law or agreed to in writing, software
014     * distributed under the License is distributed on an "AS IS" BASIS,
015     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
016     * See the License for the specific language governing permissions and
017     * limitations under the License.
018     */
019    
020    import org.apache.commons.logging.Log;
021    import org.apache.commons.logging.LogFactory;
022    
023    import javax.faces.context.FacesContext;
024    import javax.faces.context.ExternalContext;
025    import javax.faces.event.PhaseEvent;
026    import javax.faces.event.PhaseId;
027    import javax.faces.event.PhaseListener;
028    import javax.faces.application.FacesMessage;
029    import java.util.Date;
030    import java.util.Map;
031    import java.util.Iterator;
032    import java.text.MessageFormat;
033    
034    /*
035     * Created by IntelliJ IDEA.
036     * User: weber
037     * Date: Dec 6, 2005
038     * Time: 7:50:25 PM
039     */
040    public class DebugPhaseListener implements PhaseListener {
041      private static final Log LOG = LogFactory.getLog(DebugPhaseListener.class);
042      private static final String KEY = DebugPhaseListener.class.getName() + "_ID_";
043      public void afterPhase(PhaseEvent phaseEvent) {
044        if (LOG.isInfoEnabled()) {
045          Date end = new Date();
046          FacesContext facesContext = phaseEvent.getFacesContext();
047          Map map = facesContext.getExternalContext().getRequestMap();
048          map.put(KEY + phaseEvent.getPhaseId().getOrdinal() + "E", end);
049    
050          if (LOG.isTraceEnabled()) {
051            LOG.trace("After Phase :" + phaseEvent.getPhaseId()
052                + " Time=" + end.getTime());
053          }
054    
055          if (LOG.isDebugEnabled()) {
056            Date start
057                = (Date) map.get(KEY + phaseEvent.getPhaseId().getOrdinal() + "S");
058            LOG.debug("Phase " + phaseEvent.getPhaseId() + " needs "
059                + (end.getTime() - start.getTime() + " milliseconds"));
060          }
061    
062          if (phaseEvent.getPhaseId().getOrdinal() == 6) {
063            Date start = (Date) map.get(KEY + "1S");
064            if (start != null) {
065              LOG.info("Total response time : "
066                  + (end.getTime() - start.getTime() + " milliseconds"));
067            }
068          }
069          for (Iterator iter = phaseEvent.getFacesContext().getClientIdsWithMessages(); iter.hasNext();) {
070            String clientId = (String) iter.next();
071    
072            for (Iterator msgIter = facesContext.getMessages(clientId); msgIter.hasNext();) {
073              FacesMessage msg = (FacesMessage) msgIter.next();
074              LOG.info(MessageFormat.format("Faces message found."
075                  + "\n  Component: {0} \n  Severity : {1}"
076                  + "\n  Summary  : {2} \n  Detail   : {3}",
077              new Object[] {clientId, msg.getSeverity(),
078                msg.getSummary(), msg.getDetail()}));
079            }
080          }
081        }
082      }
083    
084      public void beforePhase(PhaseEvent phaseEvent) {
085        if (LOG.isInfoEnabled()) {
086          Date start = null;
087          Map map = null;
088          PhaseId phaseId = phaseEvent.getPhaseId();
089          if (LOG.isDebugEnabled() || phaseId.getOrdinal() == 1) {
090    
091            ExternalContext externalContext = FacesContext.getCurrentInstance().getExternalContext();
092    
093            if (LOG.isTraceEnabled() && PhaseId.RESTORE_VIEW == phaseId) {
094              // this is before restoreView
095                Map params = externalContext.getRequestParameterMap();
096                for (Object key : params.keySet()) {
097                  LOG.trace("Param : \"" + key + "\" = \"" + params.get(key) + "\"");
098                }
099            }
100    
101            start = new Date();
102            map = externalContext.getRequestMap();
103            map.put(KEY + phaseId.getOrdinal() + "S", start);
104          }
105    
106          if (LOG.isDebugEnabled()) {
107            Date end = null;
108            int ordinal = phaseId.getOrdinal();
109            while (end == null && ordinal > 0) {
110              end = (Date) map.get(KEY + --ordinal + "E");
111            }
112            if (end != null) {
113              LOG.debug("Time between phases " + ordinal + " and " + phaseId.getOrdinal() + ": "
114                  + (start.getTime() - end.getTime()) + " milliseconds");
115            }
116          }
117          if (LOG.isTraceEnabled()) {
118            LOG.trace("Before Phase :" + phaseId
119                + " Time=" + start.getTime());
120          }
121        }
122      }
123    
124      public PhaseId getPhaseId() {
125        return PhaseId.ANY_PHASE;
126      }
127    }