001    /**
002     * Copyright (c) 2000-2012 Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.portal.osgi;
016    
017    import com.liferay.portal.kernel.log.Log;
018    import com.liferay.portal.kernel.log.LogFactoryUtil;
019    
020    import org.osgi.framework.Bundle;
021    import org.osgi.framework.FrameworkEvent;
022    
023    /**
024     * @author Raymond Augé
025     */
026    public class FrameworkListener implements org.osgi.framework.FrameworkListener {
027    
028            private static Log _log = LogFactoryUtil.getLog(FrameworkListener.class);
029    
030            public void frameworkEvent(FrameworkEvent frameworkEvent) {
031                    try {
032                            int type = frameworkEvent.getType();
033    
034                            if (type == FrameworkEvent.ERROR) {
035                                    frameworkEventError(frameworkEvent);
036                            }
037                            else if (type == FrameworkEvent.INFO) {
038                                    frameworkEventInfo(frameworkEvent);
039                            }
040                            else if (type == FrameworkEvent.PACKAGES_REFRESHED) {
041                                    frameworkEventPackagesRefreshed(frameworkEvent);
042                            }
043                            else if (type == FrameworkEvent.STARTED) {
044                                    frameworkEventStarted(frameworkEvent);
045                            }
046                            else if (type == FrameworkEvent.STARTLEVEL_CHANGED) {
047                                    frameworkEventStartLevelChanged(frameworkEvent);
048                            }
049                            else if (type == FrameworkEvent.STOPPED) {
050                                    frameworkEventStopped(frameworkEvent);
051                            }
052                            else if (type == FrameworkEvent.STOPPED_BOOTCLASSPATH_MODIFIED) {
053                                    frameworkEventStoppedBootClasspathModified(frameworkEvent);
054                            }
055                            else if (type == FrameworkEvent.STOPPED_UPDATE) {
056                                    frameworkEventStoppedUpdate(frameworkEvent);
057                            }
058                            else if (type == FrameworkEvent.WAIT_TIMEDOUT) {
059                                    frameworkEventWaitTimedout(frameworkEvent);
060                            }
061                            else if (type == FrameworkEvent.WARNING) {
062                                    frameworkEventWarning(frameworkEvent);
063                            }
064                    }
065                    catch (Exception e) {
066                            _log.error(e, e);
067                    }
068            }
069    
070            protected void frameworkEventError(FrameworkEvent frameworkEvent)
071                    throws Exception {
072    
073                    Bundle bundle = frameworkEvent.getBundle();
074    
075                    Log log = LogFactoryUtil.getLog(bundle.getSymbolicName());
076    
077                    if (!log.isErrorEnabled()) {
078                            return;
079                    }
080    
081                    log.error("[ERROR]", frameworkEvent.getThrowable());
082            }
083    
084            protected void frameworkEventInfo(FrameworkEvent frameworkEvent)
085                    throws Exception {
086    
087                    Bundle bundle = frameworkEvent.getBundle();
088    
089                    Log log = LogFactoryUtil.getLog(bundle.getSymbolicName());
090    
091                    if (!log.isInfoEnabled()) {
092                            return;
093                    }
094    
095                    log.info("[INFO]", frameworkEvent.getThrowable());
096            }
097    
098            protected void frameworkEventPackagesRefreshed(
099                            FrameworkEvent frameworkEvent)
100                    throws Exception {
101    
102                    Bundle bundle = frameworkEvent.getBundle();
103    
104                    Log log = LogFactoryUtil.getLog(bundle.getSymbolicName());
105    
106                    if (!log.isInfoEnabled()) {
107                            return;
108                    }
109    
110                    log.info("[PACKAGES_REFRESHED]", frameworkEvent.getThrowable());
111            }
112    
113            protected void frameworkEventStarted(FrameworkEvent frameworkEvent)
114                    throws Exception {
115    
116                    Bundle bundle = frameworkEvent.getBundle();
117    
118                    Log log = LogFactoryUtil.getLog(bundle.getSymbolicName());
119    
120                    if (!log.isInfoEnabled()) {
121                            return;
122                    }
123    
124                    log.info("[STARTED]", frameworkEvent.getThrowable());
125            }
126    
127            protected void frameworkEventStartLevelChanged(
128                            FrameworkEvent frameworkEvent)
129                    throws Exception {
130    
131                    Bundle bundle = frameworkEvent.getBundle();
132    
133                    Log log = LogFactoryUtil.getLog(bundle.getSymbolicName());
134    
135                    if (!log.isInfoEnabled()) {
136                            return;
137                    }
138    
139                    log.info("[STARTLEVEL_CHANGED]", frameworkEvent.getThrowable());
140            }
141    
142            protected void frameworkEventStopped(FrameworkEvent frameworkEvent)
143                    throws Exception {
144    
145                    Bundle bundle = frameworkEvent.getBundle();
146    
147                    Log log = LogFactoryUtil.getLog(bundle.getSymbolicName());
148    
149                    if (!log.isInfoEnabled()) {
150                            return;
151                    }
152    
153                    log.info("[STOPPED]", frameworkEvent.getThrowable());
154            }
155    
156            protected void frameworkEventStoppedBootClasspathModified(
157                            FrameworkEvent frameworkEvent)
158                    throws Exception {
159    
160                    Bundle bundle = frameworkEvent.getBundle();
161    
162                    Log log = LogFactoryUtil.getLog(bundle.getSymbolicName());
163    
164                    if (!log.isInfoEnabled()) {
165                            return;
166                    }
167    
168                    log.info(
169                            "[STOPPED_BOOTCLASSPATH_MODIFIED]", frameworkEvent.getThrowable());
170            }
171    
172            protected void frameworkEventStoppedUpdate(FrameworkEvent frameworkEvent)
173                    throws Exception {
174    
175                    Bundle bundle = frameworkEvent.getBundle();
176    
177                    Log log = LogFactoryUtil.getLog(bundle.getSymbolicName());
178    
179                    if (!log.isInfoEnabled()) {
180                            return;
181                    }
182    
183                    log.info("[STOPPED_UPDATE]", frameworkEvent.getThrowable());
184            }
185    
186            protected void frameworkEventWaitTimedout(FrameworkEvent frameworkEvent)
187                    throws Exception {
188    
189                    Bundle bundle = frameworkEvent.getBundle();
190    
191                    Log log = LogFactoryUtil.getLog(bundle.getSymbolicName());
192    
193                    if (!log.isInfoEnabled()) {
194                            return;
195                    }
196    
197                    log.info("[WAIT_TIMEDOUT]", frameworkEvent.getThrowable());
198            }
199    
200            protected void frameworkEventWarning(FrameworkEvent frameworkEvent)
201                    throws Exception {
202    
203                    Bundle bundle = frameworkEvent.getBundle();
204    
205                    Log log = LogFactoryUtil.getLog(bundle.getSymbolicName());
206    
207                    if (!log.isWarnEnabled()) {
208                            return;
209                    }
210    
211                    log.warn("[WARNING]", frameworkEvent.getThrowable());
212            }
213    
214    }