01: /*
02: * JBoss, Home of Professional Open Source.
03: * Copyright 2006, Red Hat Middleware LLC, and individual contributors
04: * as indicated by the @author tags. See the copyright.txt file in the
05: * distribution for a full listing of individual contributors.
06: *
07: * This is free software; you can redistribute it and/or modify it
08: * under the terms of the GNU Lesser General Public License as
09: * 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 javax.resource.spi;
23:
24: import javax.resource.ResourceException;
25:
26: /**
27: * The LocalTransaction interface is for transactions which are managed locally
28: * to the underlying resource and don't need an external transaction manager.
29: *
30: * If a resource implements the LocalTransaction interface then the Application
31: * Server can choose to do local transacton optimization.
32: */
33: public interface LocalTransaction {
34: /**
35: * Begins a local transaction on the userlying resource.
36: *
37: * @throws ResourceException for a generic error
38: * @throws LocalTransactionException for an error in transaciton management
39: * @throws ResourceAdapterInternalException for an internal error in the resource adapter
40: * @throws EISSystemException for an EIS specific exception
41: */
42: public void begin() throws ResourceException;
43:
44: /**
45: * Commits a local transaction on the userlying resource.
46: *
47: * @throws ResourceException for a generic error
48: * @throws LocalTransactionException for an error in transaciton management
49: * @throws ResourceAdapterInternalException for an internal error in the resource adapter
50: * @throws EISSystemException for an EIS specific exception
51: */
52: public void commit() throws ResourceException;
53:
54: /**
55: * Rolls back a local transaction on the userlying resource.
56: *
57: * @throws ResourceException for a generic error
58: * @throws LocalTransactionException for an error in transaciton management
59: * @throws ResourceAdapterInternalException for an internal error in the resource adapter
60: * @throws EISSystemException for an EIS specific exception
61: */
62: public void rollback() throws ResourceException;
63: }
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