001// Copyright 2011 The Apache Software Foundation
002//
003// Licensed under the Apache License, Version 2.0 (the "License");
004// you may not use this file except in compliance with the License.
005// You may obtain a copy of the License at
006//
007// http://www.apache.org/licenses/LICENSE-2.0
008//
009// Unless required by applicable law or agreed to in writing, software
010// distributed under the License is distributed on an "AS IS" BASIS,
011// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
012// See the License for the specific language governing permissions and
013// limitations under the License.
014
015package org.apache.tapestry5.jpa;
016
017import org.apache.tapestry5.ioc.MethodAdviceReceiver;
018
019/**
020 * Service that can create an interceptor that wraps around a service implementation. After invoking
021 * service methods
022 * marked by {@link org.apache.tapestry5.jpa.annotations.CommitAfter} the current transaction is committed.
023 * Declared exceptions will also {@linkplain javax.persistence.EntityTransaction#commit() commit the
024 * transaction}; runtime exceptions will {@linkplain javax.persistence.EntityTransaction#rollback()
025 * roll back the transaction}.
026 * 
027 * @since 5.3
028 */
029public interface JpaTransactionAdvisor
030{
031    /**
032     * Identifies any methods with the {@link org.apache.tapestry5.jpa.annotations.CommitAfter} annotation and
033     * applies the transaction logic to those methods.
034     * 
035     * @param receiver
036     *            advice receiver
037     */
038    void addTransactionCommitAdvice(MethodAdviceReceiver receiver);
039}