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Java > Open Source Codes > org > continuent > sequoia > console > text > commands > sqlconsole > SetIsolation


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): Jeff Mesnil
20  * Contributor(s): ______________________.
21  */
22
23 package org.continuent.sequoia.console.text.commands.sqlconsole;
24
25 import java.io.IOException JavaDoc;
26 import java.sql.Connection JavaDoc;
27 import java.sql.SQLException JavaDoc;
28
29 import org.continuent.sequoia.common.i18n.ConsoleTranslate;
30 import org.continuent.sequoia.console.text.ConsoleException;
31 import org.continuent.sequoia.console.text.commands.ConsoleCommand;
32 import org.continuent.sequoia.console.text.module.VirtualDatabaseConsole;
33
34 /**
35  * This class defines a "setisolation" sql command
36  *
37  * @author <a HREF="mailto:jeff.mesnil@emicnetworks.com">Jeff Mesnil</a>
38  */
39 public class SetIsolation extends ConsoleCommand
40 {
41
42   /**
43    * Creates a new <code>SetIsolation</code> object
44    *
45    * @param module the command is attached to
46    */
47   public SetIsolation(VirtualDatabaseConsole module)
48   {
49     super(module);
50   }
51
52   /**
53    * @see org.continuent.sequoia.console.text.commands.ConsoleCommand#parse(java.lang.String)
54    */
55   public void parse(String JavaDoc commandText) throws IOException JavaDoc, ConsoleException
56   {
57     try
58     {
59       int isolation = new Integer JavaDoc(commandText.trim()).intValue();
60       Connection JavaDoc connection =
61       ((VirtualDatabaseConsole)module).getConnection();
62       connection.setTransactionIsolation(isolation);
63       console.printInfo(ConsoleTranslate.get("sql.command.isolation.value", //$NON-NLS-1$
64 isolation));
65     }
66     catch (NumberFormatException JavaDoc e)
67     {
68       console.printError(getUsage());
69     }
70     catch (SQLException JavaDoc e)
71     {
72       throw new ConsoleException(ConsoleTranslate.get("sql.command.isolation.failed"), e); //$NON-NLS-1$
73 }
74   }
75
76   /**
77    * @see org.continuent.sequoia.console.text.commands.ConsoleCommand#getCommandName()
78    */
79   public String JavaDoc getCommandName()
80   {
81     return "setisolation"; //$NON-NLS-1$
82 }
83
84   /**
85    * @see org.continuent.sequoia.console.text.commands.ConsoleCommand#getCommandParameters()
86    */
87   public String JavaDoc getCommandParameters()
88   {
89     return ConsoleTranslate.get("sql.command.isolation.params"); //$NON-NLS-1$
90 }
91   
92   /**
93    * @see org.continuent.sequoia.console.text.commands.ConsoleCommand#getCommandDescription()
94    */
95   public String JavaDoc getCommandDescription()
96   {
97     return ConsoleTranslate.get("sql.command.isolation.description"); //$NON-NLS-1$
98 }
99 }
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