001/*
002 * Copyright 2012-2018 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 *      http://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.boot.autoconfigure.hazelcast;
018
019import javax.persistence.EntityManagerFactory;
020
021import com.hazelcast.core.HazelcastInstance;
022
023import org.springframework.boot.autoconfigure.AutoConfigureAfter;
024import org.springframework.boot.autoconfigure.condition.AllNestedConditions;
025import org.springframework.boot.autoconfigure.condition.ConditionalOnBean;
026import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
027import org.springframework.boot.autoconfigure.data.jpa.EntityManagerFactoryDependsOnPostProcessor;
028import org.springframework.boot.autoconfigure.orm.jpa.HibernateJpaAutoConfiguration;
029import org.springframework.context.annotation.Bean;
030import org.springframework.context.annotation.Conditional;
031import org.springframework.context.annotation.Configuration;
032import org.springframework.orm.jpa.AbstractEntityManagerFactoryBean;
033import org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean;
034
035/**
036 * Additional configuration to ensure that {@link EntityManagerFactory} beans depend on
037 * the {@code hazelcastInstance} bean.
038 *
039 * @author Stephane Nicoll
040 * @since 1.3.2
041 */
042@Configuration
043@ConditionalOnClass({ HazelcastInstance.class,
044                LocalContainerEntityManagerFactoryBean.class })
045@AutoConfigureAfter({ HazelcastAutoConfiguration.class,
046                HibernateJpaAutoConfiguration.class })
047public class HazelcastJpaDependencyAutoConfiguration {
048
049        @Bean
050        @Conditional(OnHazelcastAndJpaCondition.class)
051        public static HazelcastInstanceJpaDependencyPostProcessor hazelcastInstanceJpaDependencyPostProcessor() {
052                return new HazelcastInstanceJpaDependencyPostProcessor();
053        }
054
055        private static class HazelcastInstanceJpaDependencyPostProcessor
056                        extends EntityManagerFactoryDependsOnPostProcessor {
057
058                HazelcastInstanceJpaDependencyPostProcessor() {
059                        super("hazelcastInstance");
060                }
061
062        }
063
064        static class OnHazelcastAndJpaCondition extends AllNestedConditions {
065
066                OnHazelcastAndJpaCondition() {
067                        super(ConfigurationPhase.REGISTER_BEAN);
068                }
069
070                @ConditionalOnBean(name = "hazelcastInstance")
071                static class HasHazelcastInstance {
072
073                }
074
075                @ConditionalOnBean(AbstractEntityManagerFactoryBean.class)
076                static class HasJpa {
077
078                }
079
080        }
081
082}