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Java > Open Source Codes > org > apache > geronimo > transaction > log > UnrecoverableLog


1 /**
2  * Licensed to the Apache Software Foundation (ASF) under one or more
3  * contributor license agreements. See the NOTICE file distributed with
4  * this work for additional information regarding copyright ownership.
5  * The ASF licenses this file to You under the Apache License, Version 2.0
6  * (the "License"); you may not use this file except in compliance with
7  * the License. You may obtain a copy of the License at
8  *
9  * http://www.apache.org/licenses/LICENSE-2.0
10  *
11  * Unless required by applicable law or agreed to in writing, software
12  * distributed under the License is distributed on an "AS IS" BASIS,
13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  * See the License for the specific language governing permissions and
15  * limitations under the License.
16  */
17
18 package org.apache.geronimo.transaction.log;
19
20 import java.util.ArrayList JavaDoc;
21 import java.util.Collection JavaDoc;
22 import java.util.List JavaDoc;
23
24 import javax.transaction.xa.Xid JavaDoc;
25
26 import org.apache.geronimo.transaction.manager.LogException;
27 import org.apache.geronimo.transaction.manager.TransactionLog;
28 import org.apache.geronimo.transaction.manager.XidFactory;
29
30 /**
31  * A log sink that doesn't actually do anything.
32  * Not recommended for production use as heuristic recovery will be needed if
33  * the transaction coordinator dies.
34  *
35  * @version $Rev: 476049 $ $Date: 2006-11-16 23:35:17 -0500 (Thu, 16 Nov 2006) $
36  */
37 public class UnrecoverableLog implements TransactionLog {
38     public void begin(Xid JavaDoc xid) throws LogException {
39     }
40
41     public Object JavaDoc prepare(Xid JavaDoc xid, List JavaDoc branches) throws LogException {
42         return null;
43     }
44
45     public void commit(Xid JavaDoc xid, Object JavaDoc logMark) throws LogException {
46     }
47
48     public void rollback(Xid JavaDoc xid, Object JavaDoc logMark) throws LogException {
49     }
50
51     public Collection JavaDoc recover(XidFactory xidFactory) throws LogException {
52         return new ArrayList JavaDoc();
53     }
54
55     public String JavaDoc getXMLStats() {
56         return null;
57     }
58
59     public int getAverageForceTime() {
60         return 0;
61     }
62
63     public int getAverageBytesPerForce() {
64         return 0;
65     }
66 }
67
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