001: /*
002: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
003: *
004: * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
005: *
006: * The contents of this file are subject to the terms of either the GNU
007: * General Public License Version 2 only ("GPL") or the Common
008: * Development and Distribution License("CDDL") (collectively, the
009: * "License"). You may not use this file except in compliance with the
010: * License. You can obtain a copy of the License at
011: * http://www.netbeans.org/cddl-gplv2.html
012: * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
013: * specific language governing permissions and limitations under the
014: * License. When distributing the software, include this License Header
015: * Notice in each file and include the License file at
016: * nbbuild/licenses/CDDL-GPL-2-CP. Sun designates this
017: * particular file as subject to the "Classpath" exception as provided
018: * by Sun in the GPL Version 2 section of the License file that
019: * accompanied this code. If applicable, add the following below the
020: * License Header, with the fields enclosed by brackets [] replaced by
021: * your own identifying information:
022: * "Portions Copyrighted [year] [name of copyright owner]"
023: *
024: * Contributor(s):
025: * The Original Software is NetBeans. The Initial Developer of the Original
026: * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
027: * Microsystems, Inc. All Rights Reserved.
028: *
029: * If you wish your version of this file to be governed by only the CDDL
030: * or only the GPL Version 2, indicate your decision by adding
031: * "[Contributor] elects to include this software in this distribution
032: * under the [CDDL or GPL Version 2] license." If you do not indicate a
033: * single choice of license, a recipient has the option to distribute
034: * your version of this file under either the CDDL, the GPL Version 2 or
035: * to extend the choice of license to its licensees as provided above.
036: * However, if you add GPL Version 2 code and therefore, elected the GPL
037: * Version 2 license, then the option applies only if the new code is
038: * made subject to such option by the copyright holder.
039: */
040:
041: package org.netbeans.lib.profiler.global;
042:
043: import org.netbeans.lib.profiler.server.ProfilerRuntime;
044: import org.netbeans.lib.profiler.server.system.Timers;
045: import java.lang.reflect.Method;
046:
047: /**
048: * Base class for custom profiling point server handlers. Default implementation just writes timestamped
049: * event to the event buffer to be later processed by the client executor. Handlers are expected to be
050: * singletons accessible via static getInstance() method.
051: *
052: * @author Tomas Hurka
053: * @author Maros Sandor
054: */
055: public class ProfilingPointServerHandler {
056: //~ Static fields/initializers -----------------------------------------------------------------------------------------------
057:
058: private static ProfilingPointServerHandler instance;
059:
060: //~ Methods ------------------------------------------------------------------------------------------------------------------
061:
062: public static synchronized ProfilingPointServerHandler getInstance(
063: String clientInfo) {
064: if (instance == null) {
065: instance = new ProfilingPointServerHandler();
066: }
067:
068: return instance;
069: }
070:
071: public static synchronized ProfilingPointServerHandler[] getInstances(
072: String[] handlerClassNames, String[] handlersInfo) {
073: ProfilingPointServerHandler[] profilingPointHandlers = new ProfilingPointServerHandler[handlerClassNames.length];
074:
075: for (int i = 0; i < handlerClassNames.length; i++) {
076: try {
077: Method method = Class.forName(handlerClassNames[i])
078: .getMethod("getInstance",
079: new Class[] { String.class }); //NOI18N
080: profilingPointHandlers[i] = (ProfilingPointServerHandler) method
081: .invoke(null, new Object[] { handlersInfo[i] });
082: } catch (Exception e) {
083: e.printStackTrace(System.err);
084: }
085: }
086:
087: return profilingPointHandlers;
088: }
089:
090: /**
091: * Invoked by the JFluid server whan the profiling point hits.
092: *
093: * @param id unique ID of the profiling point
094: */
095: public void profilingPointHit(int id) {
096: long absTimeStamp = Timers.getCurrentTimeInCounts();
097: profilingPointHit(id, absTimeStamp);
098: }
099:
100: /**
101: * Invoked by the JFluid server whan the profiling point hits.
102: *
103: * @param id unique ID of the profiling point
104: */
105: public void profilingPointHit(int id, long absTimeStamp) {
106: ProfilerRuntime.writeProfilingPointHitEvent(id, absTimeStamp);
107: }
108: }
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