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.activecluster;
19  
20  import org.codehaus.activecluster.impl.DefaultCluster;
21  
22  /***
23   * @version $Revision: 1.2 $
24   */
25  public class TestingClusterListener implements ClusterListener {
26      private Cluster cluster;
27  
28      public TestingClusterListener(Cluster cluster){
29          this.cluster = cluster;
30      }
31      public void onNodeAdd(ClusterEvent event) {
32              printEvent("ADDED: ", event);
33          }
34  
35          public void onNodeUpdate(ClusterEvent event) {
36              printEvent("UPDATED: ", event);
37          }
38  
39          public void onNodeRemoved(ClusterEvent event) {
40              printEvent("REMOVED: ", event);
41          }
42  
43          public void onNodeFailed(ClusterEvent event) {
44              printEvent("FAILED: ", event);
45          }
46  
47          public void onCoordinatorChanged(ClusterEvent event) {
48              printEvent("COORDINATOR: ", event);
49          }
50  
51          protected void printEvent(String text, ClusterEvent event) {
52              System.out.println(text + event.getNode());
53              System.out.println("Current cluster is now: " + cluster.getNodes().keySet());
54          }
55      }