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Java > Open Source Codes > org > jboss > test > recover > test > CrashOfSecondRemoteResourceBeforeItPreparesIIOPTestCase


1 /*
2   * JBoss, Home of Professional Open Source
3   * Copyright 2005, JBoss Inc., and individual contributors as indicated
4   * by the @authors tag. See the copyright.txt in the distribution for a
5   * full listing of individual contributors.
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7   * This is free software; you can redistribute it and/or modify it
8   * under the terms of the GNU Lesser General Public License as
9   * published by the Free Software Foundation; either version 2.1 of
10   * the License, or (at your option) any later version.
11   *
12   * This software is distributed in the hope that it will be useful,
13   * but WITHOUT ANY WARRANTY; without even the implied warranty of
14   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15   * Lesser General Public License for more details.
16   *
17   * You should have received a copy of the GNU Lesser General Public
18   * License along with this software; if not, write to the Free
19   * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20   * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
21   */
22 package org.jboss.test.recover.test;
23
24 import javax.management.Attribute JavaDoc;
25 import javax.management.MBeanServerConnection JavaDoc;
26 import javax.management.ObjectName JavaDoc;
27 import javax.rmi.PortableRemoteObject JavaDoc;
28 import javax.transaction.TransactionRolledbackException JavaDoc;
29
30 import junit.framework.Test;
31
32 import org.jboss.logging.Logger;
33 import org.jboss.test.recover.interfaces.DummyXAResource;
34 import org.jboss.test.recover.interfaces.XAResourceEnlisterCaller;
35 import org.jboss.test.recover.interfaces.XAResourceEnlisterCallerHome;
36
37 /**
38  * A CrashOfSecondRemoteResourceBeforeItPreparesIIOPTestCase.
39  *
40  * @author <a HREF="reverbel@ime.usp.br">Francisco Reverbel</a>
41  * @version $Revision: 37406 $
42  */
43 public class CrashOfSecondRemoteResourceBeforeItPreparesIIOPTestCase
44       extends JBossCrashRecoveryIIOPTestCase
45 {
46    private Logger log = Logger.getLogger(this.getClass());
47
48    public CrashOfSecondRemoteResourceBeforeItPreparesIIOPTestCase(String JavaDoc name)
49       throws Exception JavaDoc
50    {
51       super(name);
52    }
53    
54    public void test() throws Exception JavaDoc
55    {
56       log.info("*** starting " + getUnqualifiedClassName() + " ***");
57       
58       DummyXAResource xaRes1 = getXAResource("DummyRecoverableProxy1");
59       DummyXAResource xaRes2 = getXAResource("DummyRecoverableProxy2");
60       DummyXAResource xaRes3 = getXAResource("DummyRecoverableProxy3");
61
62       xaRes1.clear();
63       xaRes2.clear();
64       xaRes3.clear();
65
66       Object JavaDoc obj;
67       XAResourceEnlisterCallerHome home;
68       
69       obj = getInitialContext().lookup(
70                                     "dtmrectest/XAResourceEnlisterCallerEJB");
71       home = (XAResourceEnlisterCallerHome)
72          PortableRemoteObject.narrow(obj, XAResourceEnlisterCallerHome.class);
73       XAResourceEnlisterCaller xaResEnlisterCaller = home.create();
74
75       for (int i = 0; i < N; i++)
76          xaResEnlisterCaller.callXAResourceEnlistersOverIIOP();
77          
78       int xa1CommitsBefore = xaRes1.getCommittedCount();
79       int xa2CommitsBefore = xaRes2.getCommittedCount();
80       int xa3CommitsBefore = xaRes3.getCommittedCount();
81
82       log.info("Commits before crash of remote resource: " + xa1CommitsBefore +
83                ", " + xa2CommitsBefore + ", " + xa3CommitsBefore);
84
85       ObjectName JavaDoc logger = new ObjectName JavaDoc("jboss:service=RecoveryLogger");
86       MBeanServerConnection JavaDoc secondResource = getResource2Server();
87       try
88       {
89          // Make second remote resource crash before saving its prepare
90 // decision. The second remote resource will crash before answering
91 // the prepare call from the root coordinator, which will rollback
92 // the transaction before calling prepare on the second remote
93 // resource.
94 secondResource.setAttribute(logger, new Attribute JavaDoc("CrashOnFailure",
95                                                            Boolean.TRUE));
96          secondResource.setAttribute(logger, new Attribute JavaDoc("FailBeforePreparing",
97                                                            Boolean.TRUE));
98          secondResource.setAttribute(logger, new Attribute JavaDoc("FailBefore",
99                                                            new Integer JavaDoc(0)));
100          xaResEnlisterCaller.callXAResourceEnlistersOverIIOP();
101          fail("TransactionRolledbackException expected.");
102       }
103       catch (TransactionRolledbackException JavaDoc e)
104       {
105          log.info("Expected exception: ", e);
106       }
107       catch (Throwable JavaDoc e)
108       {
109          log.info("Unexpected throwable:", e);
110          fail("Unexpected throwable: " + e);
111       }
112
113       int xa1CommitsAfter = xaRes1.getCommittedCount();
114       int xa2CommitsAfter = xaRes2.getCommittedCount();
115       int xa3CommitsAfter = xaRes3.getCommittedCount();
116
117       int xa1Rollbacks = xaRes1.getRollbackCount();
118       int xa2Rollbacks = xaRes2.getRollbackCount();
119       int xa3Rollbacks = xaRes3.getRollbackCount();
120
121       log.info("Commits after crash of remote resource: " + xa1CommitsAfter +
122                ", " + xa2CommitsAfter + ", " + xa3CommitsAfter);
123       log.info("Rollbacks after crash of remote resource: " + xa1CommitsAfter +
124             ", " + xa2CommitsAfter + ", " + xa3CommitsAfter);
125
126       assertEquals(3 * N, xa1CommitsBefore);
127       assertEquals(3 * N, xa2CommitsBefore);
128       assertEquals(2 * N, xa3CommitsBefore);
129       assertEquals(3 * N, xa1CommitsAfter);
130       assertEquals(3 * N, xa2CommitsAfter);
131       assertEquals(2 * N, xa3CommitsAfter);
132       // expected XA rollbacks are (2, 2, 1) rather than (3, 3, 2), because
133 // the crashed remote resource did not drive XA rollbacks:
134 // (2, 2, 1) = (1, 1, 0) /* XA rollbacks driven by the root coordinator */
135 // + (1, 1, 1) /* XA rollbacks driven by the first resouce */
136 // + (0, 0, 0) /* XA rollbacks driven by the second resource */
137 assertEquals(2, xa1Rollbacks);
138       assertEquals(2, xa2Rollbacks);
139       assertEquals(1, xa3Rollbacks);
140    }
141
142    public static Test suite() throws Exception JavaDoc
143    {
144       return suite(CrashOfSecondRemoteResourceBeforeItPreparesIIOPTestCase.class);
145    }
146
147 }
148
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