    001// Copyright 2008, 2009 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.hibernate;
    016
    017/**
    018 * Service that can create an interceptor that wraps around a service implementation. After invoking service methods
    019 * marked by {@link org.apache.tapestry5.hibernate.annotations.CommitAfter} the current transaction is committed.
    020 * Declared exceptions will also {@linkplain org.apache.tapestry5.hibernate.HibernateSessionManager#commit() commit the
    021 * transaction}; runtime exceptions will {@linkplain org.apache.tapestry5.hibernate.HibernateSessionManager#abort() the
    022 * transaction}.
    023 * <p/>
    024 * It is recommended that you switch from the use of decoration to the use of advice; use the {@link
    025 * org.apache.tapestry5.hibernate.HibernateTransactionAdvisor} (from a service advisor method) instead.
    026 */
    027public interface HibernateTransactionDecorator
    028{
    029    /**
    030     * Builds a transaction interceptor instance around the delegate.
    031     *
    032     * @param <T>
    033     * @param serviceInterface interface implemented by the delegate
    034     * @param delegate         existing object to be wrapped
    035     * @param serviceId        id of service
    036     * @return a new object implementing the interface that can be used in place of the delegate, providing
    037     *         transactional behavior
    038     */
    039    <T> T build(Class<T> serviceInterface, T delegate, String serviceId);
    040}