1 /***
2 *
3 * Copyright 2004 Protique Ltd
4 *
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 *
17 **/
18 package org.codehaus.activemq.management;
19
20 import EDU.oswego.cs.dl.util.concurrent.CopyOnWriteArrayList;
21 import org.codehaus.activemq.ActiveMQConnection;
22 import org.codehaus.activemq.util.IndentPrinter;
23
24 import javax.management.j2ee.statistics.JMSConnectionStats;
25 import javax.management.j2ee.statistics.JMSStats;
26 import java.util.List;
27
28 /***
29 * Statistics for a number of JMS connections
30 *
31 * @version $Revision: 1.2 $
32 */
33 public class JMSStatsImpl extends StatsImpl implements JMSStats {
34 private List connections = new CopyOnWriteArrayList();
35
36 public JMSStatsImpl() {
37 }
38
39 public JMSConnectionStats[] getConnections() {
40 Object[] connectionArray = connections.toArray();
41 int size = connectionArray.length;
42 JMSConnectionStats[] answer = new JMSConnectionStats[size];
43 for (int i = 0; i < size; i++) {
44 ActiveMQConnection connection = (ActiveMQConnection) connectionArray[i];
45 answer[i] = connection.getConnectionStats();
46 }
47 return answer;
48 }
49
50 public void addConnection(ActiveMQConnection connection) {
51 connections.add(connection);
52 }
53
54 public void removeConnection(ActiveMQConnection connection) {
55 connections.remove(connection);
56 }
57
58 public void dump(IndentPrinter out) {
59 out.printIndent();
60 out.println("factory {");
61 out.incrementIndent();
62 JMSConnectionStats[] array = getConnections();
63 for (int i = 0; i < array.length; i++) {
64 JMSConnectionStatsImpl connectionStat = (JMSConnectionStatsImpl) array[i];
65 connectionStat.dump(out);
66 }
67 out.decrementIndent();
68 out.printIndent();
69 out.println("}");
70 out.flush();
71 }
72 }