TransactionAttributeSource


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 java.lang.reflect.Method  ;
20  
21  /**
22   * Interface used by TransactionInterceptor. Implementations know
23   * how to source transaction attributes, whether from configuration,
24   * metadata attributes at source level, or anywhere else.
25   *
26   * @author Rod Johnson
27   * @since 15.04.2003
28   * @see TransactionInterceptor#setTransactionAttributeSource
29   * @see TransactionProxyFactoryBean#setTransactionAttributeSource
30   */
31  public interface TransactionAttributeSource {
32  
33      /**
34       * Return the transaction attribute for this method.
35       * Return null if the method is non-transactional.
36       * @param method method
37       * @param targetClass target class. May be <code>null</code>, in which
38       * case the declaring class of the method must be used.
39       * @return TransactionAttribute the matching transaction attribute,
40       * or <code>null</code> if none found
41       */
42      TransactionAttribute getTransactionAttribute(Method   method, Class   targetClass);
43  
44  }
45

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