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


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
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9   * published by the Free Software Foundation; either version 2.1 of
10   * the License, or (at your option) any later version.
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12   * This software is distributed in the hope that it will be useful,
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14   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15   * Lesser General Public License for more details.
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17   * You should have received a copy of the GNU Lesser General Public
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20   * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
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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 CrashOfSecondRemoteResourceBeforeItAnswersPrepareIIOPTestCase.
39  *
40  * @author <a HREF="reverbel@ime.usp.br">Francisco Reverbel</a>
41  * @version $Revision: 37406 $
42  */

43 public class CrashOfSecondRemoteResourceBeforeItAnswersPrepareIIOPTestCase
44       extends JBossCrashRecoveryIIOPTestCase
45 {
46    private Logger log = Logger.getLogger(this.getClass());
47
48    public CrashOfSecondRemoteResourceBeforeItAnswersPrepareIIOPTestCase(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 after saving its prepare decision
90
// (and before answering the prepare call from the root coordinator)
91
secondResource.setAttribute(logger, new Attribute JavaDoc("CrashOnFailure",
92                                                            Boolean.TRUE));
93          secondResource.setAttribute(logger, new Attribute JavaDoc("FailAfterPreparing",
94                                                            Boolean.TRUE));
95          secondResource.setAttribute(logger, new Attribute JavaDoc("FailAfter",
96                                                            new Integer JavaDoc(0)));
97          xaResEnlisterCaller.callXAResourceEnlistersOverIIOP();
98          fail("TransactionRolledbackException expected.");
99       }
100       catch (TransactionRolledbackException JavaDoc e)
101       {
102          log.info("Expected exception: ", e);
103       }
104       catch (Throwable JavaDoc e)
105       {
106          log.info("Unexpected throwable:", e);
107          fail("Unexpected throwable: " + e);
108       }
109
110       int xa1CommitsAfter = xaRes1.getCommittedCount();
111       int xa2CommitsAfter = xaRes2.getCommittedCount();
112       int xa3CommitsAfter = xaRes3.getCommittedCount();
113
114       int xa1Rollbacks = xaRes1.getRollbackCount();
115       int xa2Rollbacks = xaRes2.getRollbackCount();
116       int xa3Rollbacks = xaRes3.getRollbackCount();
117
118       log.info("Commits after crash of remote resource: " + xa1CommitsAfter +
119                ", " + xa2CommitsAfter + ", " + xa3CommitsAfter);
120       log.info("Rollbacks after crash of remote resource: " + xa1CommitsAfter +
121             ", " + xa2CommitsAfter + ", " + xa3CommitsAfter);
122
123       assertEquals(3 * N, xa1CommitsBefore);
124       assertEquals(3 * N, xa2CommitsBefore);
125       assertEquals(2 * N, xa3CommitsBefore);
126       assertEquals(3 * N, xa1CommitsAfter);
127       assertEquals(3 * N, xa2CommitsAfter);
128       assertEquals(2 * N, xa3CommitsAfter);
129       // expected XA rollbacks are (2, 2, 1) rather than (3, 3, 2), because
130
// the crashed remote resource did not drive XA rollbacks:
131
// (2, 2, 1) = (1, 1, 0) /* XA rollbacks driven by the root coordinator */
132
// + (1, 1, 1) /* XA rollbacks driven by the first resource */
133
// + (0, 0, 0) /* XA rollbacks driven by the second resource */
134
assertEquals(2, xa1Rollbacks);
135       assertEquals(2, xa2Rollbacks);
136       assertEquals(1, xa3Rollbacks);
137    }
138
139    public static Test suite() throws Exception JavaDoc
140    {
141       return suite(CrashOfSecondRemoteResourceBeforeItAnswersPrepareIIOPTestCase.class);
142    }
143
144 }
145
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