/*
* Copyright 2002-2007 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.transaction.annotation;
import java.lang.reflect.AnnotatedElement;
import org.springframework.transaction.interceptor.TransactionAttribute;
/**
* Strategy interface for parsing known transaction annotation types.
* {@link AnnotationTransactionAttributeSource} delegates to such
* parsers for supporting specific annotation types such as Spring's own
* {@link Transactional} or EJB3's {@link javax.ejb.TransactionAttribute}.
*
* @author Juergen Hoeller
* @since 2.5
* @see AnnotationTransactionAttributeSource
* @see SpringTransactionAnnotationParser
* @see Ejb3TransactionAnnotationParser
*/
public interface TransactionAnnotationParser {
/**
* Parse the transaction attribute for the given method or class,
* based on a known annotation type.
* <p>This essentially parses a known transaction annotation into Spring's
* metadata attribute class. Returns <code>null</code> if the method/class
* is not transactional.
* @param ae the annotated method or class
* @return TransactionAttribute the configured transaction attribute,
* or <code>null</code> if none was found
* @see AnnotationTransactionAttributeSource#determineTransactionAttribute
*/
TransactionAttribute parseTransactionAnnotation(AnnotatedElement ae);
}
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