001/* 002 * Copyright 2002-2018 the original author or authors. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * https://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 */ 016 017package org.springframework.transaction.annotation; 018 019import org.springframework.context.annotation.AdviceMode; 020import org.springframework.context.annotation.AdviceModeImportSelector; 021import org.springframework.context.annotation.AutoProxyRegistrar; 022import org.springframework.transaction.config.TransactionManagementConfigUtils; 023 024/** 025 * Selects which implementation of {@link AbstractTransactionManagementConfiguration} 026 * should be used based on the value of {@link EnableTransactionManagement#mode} on the 027 * importing {@code @Configuration} class. 028 * 029 * @author Chris Beams 030 * @since 3.1 031 * @see EnableTransactionManagement 032 * @see ProxyTransactionManagementConfiguration 033 * @see TransactionManagementConfigUtils#TRANSACTION_ASPECT_CONFIGURATION_CLASS_NAME 034 */ 035public class TransactionManagementConfigurationSelector extends AdviceModeImportSelector<EnableTransactionManagement> { 036 037 /** 038 * Returns {@link ProxyTransactionManagementConfiguration} or 039 * {@code AspectJTransactionManagementConfiguration} for {@code PROXY} 040 * and {@code ASPECTJ} values of {@link EnableTransactionManagement#mode()}, 041 * respectively. 042 */ 043 @Override 044 protected String[] selectImports(AdviceMode adviceMode) { 045 switch (adviceMode) { 046 case PROXY: 047 return new String[] {AutoProxyRegistrar.class.getName(), 048 ProxyTransactionManagementConfiguration.class.getName()}; 049 case ASPECTJ: 050 return new String[] { 051 TransactionManagementConfigUtils.TRANSACTION_ASPECT_CONFIGURATION_CLASS_NAME}; 052 default: 053 return null; 054 } 055 } 056 057}