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}