1 /** 2 * Copyright (C) 2010 Google, Inc. 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.google.inject.persist; 18 19 import static com.google.inject.matcher.Matchers.annotatedWith; 20 import static com.google.inject.matcher.Matchers.any; 21 22 import com.google.inject.AbstractModule; 23 24 import org.aopalliance.intercept.MethodInterceptor; 25 26 /** 27 * Install this module to add guice-persist library support for JPA persistence 28 * providers. 29 * 30 * @author dhanji@gmail.com (Dhanji R. Prasanna) 31 */ 32 public abstract class PersistModule extends AbstractModule { 33 34 @Override configure()35 protected final void configure() { 36 configurePersistence(); 37 38 requireBinding(PersistService.class); 39 requireBinding(UnitOfWork.class); 40 /*if[AOP]*/ 41 // wrapping in an if[AOP] just to allow this to compile in NO_AOP -- it won't be used 42 43 // class-level @Transacational 44 bindInterceptor(annotatedWith(Transactional.class), any(), getTransactionInterceptor()); 45 // method-level @Transacational 46 bindInterceptor(any(), annotatedWith(Transactional.class), getTransactionInterceptor()); 47 /*end[AOP]*/ 48 } 49 configurePersistence()50 protected abstract void configurePersistence(); 51 getTransactionInterceptor()52 protected abstract MethodInterceptor getTransactionInterceptor(); 53 } 54