org.springframework.boot.autoconfigure.orm.jpa.HibernateJpaAutoConfiguration Maven / Gradle / Ivy
/*
* Copyright 2012-2018 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.boot.autoconfigure.orm.jpa;
import java.util.Arrays;
import javax.persistence.EntityManager;
import org.springframework.boot.autoconfigure.AutoConfigureAfter;
import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
import org.springframework.boot.autoconfigure.condition.ConditionMessage;
import org.springframework.boot.autoconfigure.condition.ConditionMessage.Style;
import org.springframework.boot.autoconfigure.condition.ConditionOutcome;
import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
import org.springframework.boot.autoconfigure.condition.SpringBootCondition;
import org.springframework.boot.autoconfigure.jdbc.DataSourceAutoConfiguration;
import org.springframework.boot.autoconfigure.orm.jpa.HibernateJpaAutoConfiguration.HibernateEntityManagerCondition;
import org.springframework.boot.context.properties.EnableConfigurationProperties;
import org.springframework.context.annotation.ConditionContext;
import org.springframework.context.annotation.Conditional;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Import;
import org.springframework.core.Ordered;
import org.springframework.core.annotation.Order;
import org.springframework.core.type.AnnotatedTypeMetadata;
import org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean;
import org.springframework.util.ClassUtils;
/**
* {@link EnableAutoConfiguration Auto-configuration} for Hibernate JPA.
*
* @author Phillip Webb
* @author Josh Long
* @author Manuel Doninger
* @author Andy Wilkinson
*/
@Configuration
@ConditionalOnClass({ LocalContainerEntityManagerFactoryBean.class, EntityManager.class })
@Conditional(HibernateEntityManagerCondition.class)
@EnableConfigurationProperties(JpaProperties.class)
@AutoConfigureAfter({ DataSourceAutoConfiguration.class })
@Import(HibernateJpaConfiguration.class)
public class HibernateJpaAutoConfiguration {
@Order(Ordered.HIGHEST_PRECEDENCE + 20)
static class HibernateEntityManagerCondition extends SpringBootCondition {
private static final String[] CLASS_NAMES = {
"org.hibernate.ejb.HibernateEntityManager",
"org.hibernate.jpa.HibernateEntityManager" };
@Override
public ConditionOutcome getMatchOutcome(ConditionContext context,
AnnotatedTypeMetadata metadata) {
ConditionMessage.Builder message = ConditionMessage
.forCondition("HibernateEntityManager");
for (String className : CLASS_NAMES) {
if (ClassUtils.isPresent(className, context.getClassLoader())) {
return ConditionOutcome
.match(message.found("class").items(Style.QUOTE, className));
}
}
return ConditionOutcome.noMatch(message.didNotFind("class", "classes")
.items(Style.QUOTE, Arrays.asList(CLASS_NAMES)));
}
}
}