    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
    015    package org.apache.tapestry5.jpa;
    016
    017    import 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     */
    029    public 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    }