001    /**
002     * Licensed to the Apache Software Foundation (ASF) under one or more
003     * contributor license agreements.  See the NOTICE file distributed with
004     * this work for additional information regarding copyright ownership.
005     * The ASF licenses this file to You under the Apache License, Version 2.0
006     * (the "License"); you may not use this file except in compliance with
007     * the License.  You may obtain a copy of the License at
008     *
009     *      http://www.apache.org/licenses/LICENSE-2.0
010     *
011     * Unless required by applicable law or agreed to in writing, software
012     * distributed under the License is distributed on an "AS IS" BASIS,
013     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014     * See the License for the specific language governing permissions and
015     * limitations under the License.
016     */
017    package org.apache.activemq.management;
018    
019    import java.util.List;
020    import java.util.concurrent.CopyOnWriteArrayList;
021    
022    import org.apache.activemq.ActiveMQConnection;
023    import org.apache.activemq.util.IndentPrinter;
024    
025    /**
026     * Statistics for a number of JMS connections
027     * 
028     * 
029     */
030    public class JMSStatsImpl extends StatsImpl {
031        private List<ActiveMQConnection> connections = new CopyOnWriteArrayList<ActiveMQConnection>();
032    
033        public JMSStatsImpl() {
034        }
035    
036        public JMSConnectionStatsImpl[] getConnections() {
037            Object[] connectionArray = connections.toArray();
038            int size = connectionArray.length;
039            JMSConnectionStatsImpl[] answer = new JMSConnectionStatsImpl[size];
040            for (int i = 0; i < size; i++) {
041                ActiveMQConnection connection = (ActiveMQConnection)connectionArray[i];
042                answer[i] = connection.getConnectionStats();
043            }
044            return answer;
045        }
046    
047        public void addConnection(ActiveMQConnection connection) {
048            connections.add(connection);
049        }
050    
051        public void removeConnection(ActiveMQConnection connection) {
052            connections.remove(connection);
053        }
054    
055        public void dump(IndentPrinter out) {
056            out.printIndent();
057            out.println("factory {");
058            out.incrementIndent();
059            JMSConnectionStatsImpl[] array = getConnections();
060            for (int i = 0; i < array.length; i++) {
061                JMSConnectionStatsImpl connectionStat = (JMSConnectionStatsImpl)array[i];
062                connectionStat.dump(out);
063            }
064            out.decrementIndent();
065            out.printIndent();
066            out.println("}");
067            out.flush();
068        }
069    
070        /**
071         * @param enabled the enabled to set
072         */
073        public void setEnabled(boolean enabled) {
074            super.setEnabled(enabled);
075            JMSConnectionStatsImpl[] stats = getConnections();
076            int size = stats.length;
077            for (int i = 0; i < size; i++) {
078                stats[i].setEnabled(enabled);
079            }
080    
081        }
082    }