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Java > Open Source Codes > com > go > teaservlet > util > cluster > TeaServletClusterHook


1 /* ====================================================================
2  * TeaServlet - Copyright (c) 1999-2000 Walt Disney Internet Group
3  * ====================================================================
4  * The Tea Software License, Version 1.1
5  *
6  * Copyright (c) 2000 Walt Disney Internet Group. All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  *
12  * 1. Redistributions of source code must retain the above copyright
13  * notice, this list of conditions and the following disclaimer.
14  *
15  * 2. Redistributions in binary form must reproduce the above copyright
16  * notice, this list of conditions and the following disclaimer in
17  * the documentation and/or other materials provided with the
18  * distribution.
19  *
20  * 3. The end-user documentation included with the redistribution,
21  * if any, must include the following acknowledgment:
22  * "This product includes software developed by the
23  * Walt Disney Internet Group (http://opensource.go.com/)."
24  * Alternately, this acknowledgment may appear in the software itself,
25  * if and wherever such third-party acknowledgments normally appear.
26  *
27  * 4. The names "Tea", "TeaServlet", "Kettle", "Trove" and "BeanDoc" must
28  * not be used to endorse or promote products derived from this
29  * software without prior written permission. For written
30  * permission, please contact opensource@dig.com.
31  *
32  * 5. Products derived from this software may not be called "Tea",
33  * "TeaServlet", "Kettle" or "Trove", nor may "Tea", "TeaServlet",
34  * "Kettle", "Trove" or "BeanDoc" appear in their name, without prior
35  * written permission of the Walt Disney Internet Group.
36  *
37  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
38  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
39  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
40  * DISCLAIMED. IN NO EVENT SHALL THE WALT DISNEY INTERNET GROUP OR ITS
41  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
42  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
43  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
44  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
45  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
46  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
47  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
48  * ====================================================================
49  *
50  * For more information about Tea, please see http://opensource.go.com/.
51  */
52
53 package com.go.teaservlet.util.cluster;
54
55 import java.rmi.Remote JavaDoc;
56 import java.rmi.RemoteException JavaDoc;
57
58 /******************************************************************************
59  * This class is used by the TeaServlet to share status information and reload
60  * capability across a cluster.
61  *
62  * @author Jonathan Colwell
63  * @version
64  * <!--$$Revision:--> 1 <!-- $-->, <!--$$JustDate:--> 6/26/01 <!-- $-->
65  */
66 public class TeaServletClusterHook extends ClusterHook
67     implements Restartable {
68
69     Restartable mRestartable;
70
71     public TeaServletClusterHook(Restartable restart,
72                                  String JavaDoc clusterName,
73                                  String JavaDoc serverName)
74         throws RemoteException JavaDoc {
75         
76         super(clusterName, serverName);
77         mRestartable = restart;
78     }
79
80     public String JavaDoc getStatus(Object JavaDoc paramObj) throws RemoteException JavaDoc {
81
82         if (mRestartable != null) {
83             return mRestartable.getStatus(paramObj);
84         }
85         else {
86             return "No Status report available";
87         }
88     }
89
90     public boolean restart(Object JavaDoc paramObj) throws RemoteException JavaDoc {
91
92         if (mRestartable != null) {
93             return mRestartable.restart(paramObj);
94         }
95         else {
96             return false;
97         }
98     }
99 }
100
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