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Java > Open Source Codes > org > jboss > tm > integrity > FailIncompleteTransactionIntegrity


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.
6   *
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.tm.integrity;
23
24 import java.util.Set JavaDoc;
25
26 import org.jboss.tm.TransactionImpl;
27
28 /**
29  * A transaction integrity that rolls back the transaction
30  * if there are other threads associated with it.
31  *
32  * @author <a HREF="adrian@jboss.com">Adrian Brock</a>
33  * @version $Revision: 37459 $
34  */
35 public class FailIncompleteTransactionIntegrity extends AbstractTransactionIntegrity
36 {
37    public void checkTransactionIntegrity(TransactionImpl transaction)
38    {
39       // Assert the only thread is ourselves
40 Set JavaDoc threads = transaction.getAssociatedThreads();
41       String JavaDoc rollbackError = null;
42       synchronized (threads)
43       {
44          if (threads.size() > 1)
45             rollbackError = "Too many threads " + threads + " associated with transaction " + transaction;
46          else if (threads.size() != 0)
47          {
48             Thread JavaDoc other = (Thread JavaDoc) threads.iterator().next();
49             Thread JavaDoc current = Thread.currentThread();
50             if (current.equals(other) == false)
51                rollbackError = "Attempt to commit transaction " + transaction + " on thread " + current +
52                           " with other threads still associated with the transaction " + other;
53          }
54       }
55       if (rollbackError != null)
56       {
57          log.error(rollbackError, new IllegalStateException JavaDoc("STACKTRACE"));
58          markRollback(transaction);
59       }
60    }
61 }
62
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