| /* |
| * Copyright 1999-2004 The Apache Software Foundation. |
| * |
| * 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.apache.cocoon.components.profiler; |
| |
| import org.apache.avalon.framework.configuration.Configurable; |
| import org.apache.avalon.framework.configuration.Configuration; |
| import org.apache.avalon.framework.configuration.ConfigurationException; |
| import org.apache.avalon.framework.logger.AbstractLogEnabled; |
| import org.apache.avalon.framework.thread.ThreadSafe; |
| |
| import java.util.Collection; |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| /** |
| * Profiler component implementation. Stores profiler data for |
| * all pipelines. |
| * |
| * @author <a href="mailto:vgritsenko@apache.org">Vadim Gritsenko</a> |
| * @author <a href="mailto:stephan@apache.org">Stephan Michels</a> |
| * @version CVS $Id: ProfilerImpl.java,v 1.2 2004/03/05 13:02:20 bdelacretaz Exp $ |
| */ |
| public class ProfilerImpl extends AbstractLogEnabled |
| implements Profiler, ThreadSafe, Configurable { |
| |
| // Maximal count of entries, which should be stored. |
| private int results_count = 10; |
| |
| private Map results; |
| |
| public ProfilerImpl() |
| { |
| results = new HashMap(); |
| } |
| |
| /** |
| * Pass the Configuration to the Configurable class. This method must |
| * always be called after the constructor and before any other method. |
| * |
| * @param configuration the class configurations. |
| */ |
| public void configure(Configuration configuration) |
| throws ConfigurationException { |
| |
| this.results_count = configuration.getAttributeAsInteger("results", 10); |
| } |
| |
| /** |
| * Clear the results. |
| */ |
| public void clearResults() |
| { |
| results.clear(); |
| } |
| |
| /** |
| * Remove the specified result. |
| */ |
| public void clearResult(Object key) |
| { |
| results.remove(key); |
| } |
| |
| /** |
| * Returns a collection of all keys |
| * |
| * @return Keys of all results. |
| */ |
| public Collection getResultKeys() |
| { |
| return results.keySet(); |
| } |
| |
| /** |
| * Returns a collection of the results. |
| * |
| * @return Collection of results. |
| */ |
| public Collection getResults() |
| { |
| return results.values(); |
| } |
| |
| /** |
| * Returns a result of a specifed key. |
| * |
| * @param key Key of the result. |
| * @return Result of the profiling |
| */ |
| public ProfilerResult getResult(Object key) |
| { |
| return (ProfilerResult)results.get(key); |
| } |
| |
| /** |
| * Add a result for a request. |
| * |
| * @param uri URI of the request |
| * @param data Result of the profiling |
| */ |
| public void addResult(String uri, ProfilerData data) |
| { |
| Long key = new Long(data.getKey(uri)); |
| ProfilerResult result = (ProfilerResult)results.get(key); |
| if(result == null){ |
| synchronized(results){ |
| if((result = (ProfilerResult)results.get(key)) == null) |
| results.put(key, result = new ProfilerResult(uri, results_count)); |
| } |
| } |
| |
| result.addData(data); |
| } |
| } |