DefaultTransactionAttribute


1   /*
2    * Copyright 2002-2006 the original author or authors.
3    *
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    *
8    *      http://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   */
16  
17  package org.springframework.transaction.interceptor;
18  
19  import org.springframework.transaction.support.DefaultTransactionDefinition;
20  
21  /**
22   * Transaction attribute that takes the EJB approach to rolling
23   * back on runtime, but not checked, exceptions.
24   *
25   * @author Rod Johnson
26   * @since 16.03.2003
27   */
28  public class DefaultTransactionAttribute extends DefaultTransactionDefinition implements TransactionAttribute {
29  
30      /**
31       * Create a new DefaultTransactionAttribute, with default settings.
32       * Can be modified through bean property setters.
33       * @see #setPropagationBehavior
34       * @see #setIsolationLevel
35       * @see #setTimeout
36       * @see #setReadOnly
37       * @see #setName
38       */
39      public DefaultTransactionAttribute() {
40          super();
41      }
42  
43      /**
44       * Copy constructor. Definition can be modified through bean property setters.
45       * @see #setPropagationBehavior
46       * @see #setIsolationLevel
47       * @see #setTimeout
48       * @see #setReadOnly
49       * @see #setName
50       */
51      public DefaultTransactionAttribute(TransactionAttribute other) {
52          super(other);
53      }
54  
55      /**
56       * Create a new DefaultTransactionAttribute with the the given
57       * propagation behavior. Can be modified through bean property setters.
58       * @param propagationBehavior one of the propagation constants in the
59       * TransactionDefinition interface
60       * @see #setIsolationLevel
61       * @see #setTimeout
62       * @see #setReadOnly
63       */
64      public DefaultTransactionAttribute(int propagationBehavior) {
65          super(propagationBehavior);
66      }
67  
68  
69      /**
70       * Default behavior is as with EJB: rollback on unchecked exception.
71       * Additionally attempt to rollback on Error.
72       * Consistent with TransactionTemplate's behavior.
73       */
74      public boolean rollbackOn(Throwable   ex) {
75          return (ex instanceof RuntimeException   || ex instanceof Error  );
76      }
77  
78  }
79
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