ReplicatedLocalNode xref

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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  }