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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.impl;
19  
20  import org.codehaus.activecluster.LocalNode;
21  import org.codehaus.activecluster.Service;
22  
23  import javax.jms.Destination;
24  import javax.jms.JMSException;
25  import java.util.Map;
26  
27  
28  /***
29   * Default implementation of a local Node which has its
30   * state replicated across the cluster
31   *
32   * @version $Revision: 1.4 $
33   */
34  public class ReplicatedLocalNode extends NodeImpl implements LocalNode, Service {
35  
36      private StateService serviceStub;
37  
38      public ReplicatedLocalNode(Destination destination, StateService serviceStub) {
39          super(destination);
40          this.serviceStub = serviceStub;
41      }
42  
43      public void setState(Map state) {
44          super.setState(state);
45          serviceStub.keepAlive(this);
46      }
47  
48      public void pingRemoteNodes() {
49          serviceStub.keepAlive(this);
50      }
51  
52      public void start() throws JMSException {
53          /*** TODO */
54      }
55  
56      public void stop() throws JMSException {
57          /*** TODO */
58      }
59  }