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Java > Open Source Codes > org > continuent > sequoia > console > text > commands > dbadmin > SetCheckpoint


1 /**
2  * Sequoia: Database clustering technology.
3  * Copyright (C) 2002-2004 French National Institute For Research In Computer
4  * Science And Control (INRIA).
5  * Contact: sequoia@continuent.org
6  *
7  * Licensed under the Apache License, Version 2.0 (the "License");
8  * you may not use this file except in compliance with the License.
9  * You may obtain a copy of the License at
10  *
11  * http://www.apache.org/licenses/LICENSE-2.0
12  *
13  * Unless required by applicable law or agreed to in writing, software
14  * distributed under the License is distributed on an "AS IS" BASIS,
15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16  * See the License for the specific language governing permissions and
17  * limitations under the License.
18  *
19  * Initial developer(s): Nicolas Modrzyk.
20  * Contributor(s): ______________________.
21  */
22
23 package org.continuent.sequoia.console.text.commands.dbadmin;
24
25 import org.continuent.sequoia.common.i18n.ConsoleTranslate;
26 import org.continuent.sequoia.common.jmx.mbeans.VirtualDatabaseMBean;
27 import org.continuent.sequoia.console.text.module.VirtualDatabaseAdmin;
28
29 /**
30  * This class defines a SetCheckpoint
31  *
32  * @author <a HREF="mailto:Nicolas.Modrzyk@inrialpes.fr">Nicolas Modrzyk </a>
33  * @version 1.0
34  */
35 public class SetCheckpoint extends AbstractAdminCommand
36 {
37
38   /**
39    * Creates a new <code>SetCheckpoint</code> object
40    *
41    * @param module module that owns this commands
42    */
43   public SetCheckpoint(VirtualDatabaseAdmin module)
44   {
45     super(module);
46   }
47
48   /**
49    * @see org.continuent.sequoia.console.text.commands.ConsoleCommand#parse(java.lang.String)
50    */
51   public void parse(String JavaDoc commandText) throws Exception JavaDoc
52   {
53     commandText = commandText.trim();
54     int firstWhiteSpace = commandText.indexOf(" "); //$NON-NLS-1$
55 if (firstWhiteSpace < 0)
56     {
57       console.printError(getUsage());
58       return;
59     }
60     String JavaDoc backendName = commandText.substring(0, firstWhiteSpace).trim();
61     String JavaDoc checkpointName = commandText.substring(firstWhiteSpace,
62         commandText.length()).trim();
63     if ("".equals(checkpointName)) //$NON-NLS-1$
64 {
65       console.printError(getUsage());
66       return;
67     }
68     console.printInfo(ConsoleTranslate.get("admin.command.set.checkpoint.echo", //$NON-NLS-1$
69 new String JavaDoc[]{backendName, checkpointName}));
70     VirtualDatabaseMBean vdjc = jmxClient.getVirtualDatabaseProxy(dbName, user,
71         password);
72     vdjc.setBackendLastKnownCheckpoint(backendName, checkpointName);
73   }
74
75   /**
76    * @see org.continuent.sequoia.console.text.commands.ConsoleCommand#getCommandName()
77    */
78   public String JavaDoc getCommandName()
79   {
80     return "force checkpoint"; //$NON-NLS-1$
81 }
82
83   /**
84    * @see org.continuent.sequoia.console.text.commands.ConsoleCommand#getCommandDescription()
85    */
86   public String JavaDoc getCommandDescription()
87   {
88     return ConsoleTranslate.get("admin.command.set.checkpoint.description"); //$NON-NLS-1$
89 }
90
91   /**
92    * @see org.continuent.sequoia.console.text.commands.ConsoleCommand#getCommandParameters()
93    */
94   public String JavaDoc getCommandParameters()
95   {
96     return ConsoleTranslate.get("admin.command.set.checkpoint.params"); //$NON-NLS-1$
97 }
98 }
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