01: /*
02: * Copyright 2002-2006 the original author or authors.
03: *
04: * Licensed under the Apache License, Version 2.0 (the "License");
05: * you may not use this file except in compliance with the License.
06: * You may obtain a copy of the License at
07: *
08: * http://www.apache.org/licenses/LICENSE-2.0
09: *
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,
43: Class targetClass);
44:
45: }
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