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Java > Open Source Codes > org > objectweb > cjdbc > scenario > raidb1 > loadbalancer > Raidb1AddingBackendScenario


1 /**
2  * C-JDBC: Clustered JDBC.
3  * Copyright (C) 2002-2004 French National Institute For Research In Computer
4  * Science And Control (INRIA).
5  * Contact: c-jdbc@objectweb.org
6  *
7  * This library is free software; you can redistribute it and/or modify it
8  * under the terms of the GNU Lesser General Public License as published by the
9  * Free Software Foundation; either version 2.1 of the License, or any later
10  * version.
11  *
12  * This library is distributed in the hope that it will be useful, but WITHOUT
13  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14  * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
15  * for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public License
18  * along with this library; if not, write to the Free Software Foundation,
19  * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
20  *
21  * Initial developer(s): Nicolas Modrzyk
22  * Contributor(s): ______________________.
23  */
24
25 package org.objectweb.cjdbc.scenario.raidb1.loadbalancer;
26
27 import java.sql.Connection JavaDoc;
28 import java.sql.ResultSet JavaDoc;
29 import java.util.ArrayList JavaDoc;
30 import java.util.HashMap JavaDoc;
31
32 import org.objectweb.cjdbc.common.xml.DatabasesXmlTags;
33 import org.objectweb.cjdbc.scenario.templates.Raidb1Template;
34 import org.objectweb.cjdbc.scenario.tools.ScenarioUtility;
35
36 /**
37  * This class defines a Raidb1AddingBackendScenario
38  *
39  * @author <a HREF="mailto:Nicolas.Modrzyk@inria.fr">Nicolas Modrzyk </a>
40  * @version 1.0
41  */
42 public class Raidb1AddingBackendScenario extends Raidb1Template
43 {
44   /**
45    * Add a new backend to the current database
46    *
47    * @throws Exception if fails
48    */
49   public void testAddNewBackend() throws Exception JavaDoc
50   {
51     // Start new database
52 hm.start("9003");
53     hm.loaddatabase("9003");
54
55     // Prepare parameters
56 HashMap JavaDoc parameters = new HashMap JavaDoc();
57     parameters.put(DatabasesXmlTags.ATT_url,
58         "jdbc:hsqldb:hsql://localhost:9003");
59
60     // Replicate the backend
61 mainVdb.replicateBackend("localhost", "localhost3", parameters);
62
63     mainVdb.forceEnableBackend("localhost3");
64
65     // Release other backends
66 hm.stop(hm1);
67     hm.stop(hm2);
68
69     //Test new backend is really useable
70 Connection JavaDoc con = getCJDBCConnection();
71     ResultSet JavaDoc rs = con.createStatement().executeQuery("select * from document");
72     ArrayList JavaDoc list1 = ScenarioUtility.convertResultSet(rs);
73     System.out.println(list1);
74   }
75 }
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