KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > org > objectweb > jotm > Resource


1 /*
2  * @(#) Resource.java
3  *
4  * JOTM: Java Open Transaction Manager
5  *
6  *
7  * This module was originally developed by
8  *
9  * - Bull S.A. as part of the JOnAS application server code released in
10  * July 1999 (www.bull.com)
11  *
12  * --------------------------------------------------------------------------
13  * The original code and portions created by Bull SA are
14  * Copyright (c) 1999 BULL SA
15  * All rights reserved.
16  *
17  * Redistribution and use in source and binary forms, with or without
18  * modification, are permitted provided that the following conditions are met:
19  *
20  * -Redistributions of source code must retain the above copyright notice, this
21  * list of conditions and the following disclaimer.
22  *
23  * -Redistributions in binary form must reproduce the above copyright notice,
24  * this list of conditions and the following disclaimer in the documentation
25  * and/or other materials provided with the distribution.
26  *
27  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
28  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
29  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
30  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
31  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
32  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
33  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
34  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
35  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
36  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
37  * POSSIBILITY OF SUCH DAMAGE.
38  *
39  * --------------------------------------------------------------------------
40  * $Id: Resource.java,v 1.6 2003/12/10 20:06:26 trentshue Exp $
41  * --------------------------------------------------------------------------
42  */
43
44
45 package org.objectweb.jotm;
46
47 import java.rmi.Remote JavaDoc;
48 import java.rmi.RemoteException JavaDoc;
49
50 /**
51  * This interface must be implemented by objects that will be
52  * registered to the JTM Coordinator. They may be remote.
53  */
54 public interface Resource extends Remote JavaDoc {
55
56     /**
57      * phase 1 of the 2PC.
58      *
59      * @return int vote commit, rollback, or readonly.
60      */
61     public int prepare() throws RemoteException JavaDoc;
62     public final static int VOTE_COMMIT = 0;
63     public final static int VOTE_ROLLBACK = 1;
64     public final static int VOTE_READONLY = 2;
65
66     /**
67      * rollback transaction
68      */
69     public void rollback() throws RemoteException JavaDoc;
70
71     /**
72      * phase 2 of the 2PC.
73      */
74     public void commit() throws RemoteException JavaDoc;
75
76     /**
77      * commit 1 phase.
78      */
79     public void commit_one_phase() throws RemoteException JavaDoc;
80
81     /**
82      * forget heuristics about this transaction.
83      */
84     public void forget() throws RemoteException JavaDoc;
85 }
86
Popular Tags