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Java > Open Source Codes > org > objectweb > cjdbc > scenario > raidb1 > driver > MemoryUsageScenario


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.driver;
26
27 import java.sql.Connection JavaDoc;
28
29 import org.objectweb.cjdbc.scenario.templates.Raidb1Template;
30 import org.objectweb.cjdbc.scenario.tools.testlet.UpdateTestLet;
31
32 /**
33  * This class defines a MemoryUsageScenario
34  *
35  * @author <a HREF="mailto:Nicolas.Modrzyk@inrialpes.fr">Nicolas Modrzyk </a>
36  * @version 1.0
37  */
38 public class MemoryUsageScenario extends Raidb1Template
39 {
40   private static final int BATCH = 2000;
41   private static final int MAX_MEMORY_ALLOWED = 10000;
42
43   /**
44    * Test memory usage in intensive write
45    *
46    * @throws Exception if something fails
47    */
48   public void testIntensiveUpdateMemoryUsage() throws Exception JavaDoc
49   {
50     Connection JavaDoc con = getCJDBCConnection();
51     UpdateTestLet let = new UpdateTestLet(con);
52     let.executeBatch(BATCH);
53     long timeUsage = let.getTotalTimeUsage();
54     long totalUsed = let.getTotalMemoryUsage();
55     System.out.println("USED:" + totalUsed + "k");
56     System.out.println("Lapsed Time:" + timeUsage + "s");
57     assertTrue("Memory leak", totalUsed < MAX_MEMORY_ALLOWED);
58   }
59
60   /**
61    * Test memory usage in intensive write
62    *
63    * @throws Exception if something fails
64    */
65   public void testIntensiveUpdateMemoryUsageWithHypersonic() throws Exception JavaDoc
66   {
67     Connection JavaDoc con = getHypersonicConnection(9001);
68     UpdateTestLet let = new UpdateTestLet(con);
69     let.executeBatch(BATCH);
70     long timeUsage = let.getTotalTimeUsage();
71     long totalUsed = let.getTotalMemoryUsage();
72     System.out.println("USED:" + totalUsed + "k");
73     System.out.println("Lapsed Time:" + timeUsage + "s");
74     assertTrue("Memory leak", totalUsed < MAX_MEMORY_ALLOWED);
75   }
76
77 }
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