spring-batch AbstractHibernateQueryProvider 源码
spring-batch AbstractHibernateQueryProvider 代码
文件路径：/spring-batch-infrastructure/src/main/java/org/springframework/batch/item/database/orm/AbstractHibernateQueryProvider.java
/*
* Copyright 2006-2013 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
*
* https://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.batch.item.database.orm;
import org.hibernate.query.Query;
import org.hibernate.Session;
import org.hibernate.StatelessSession;
/**
* <p>
* Abstract Hibernate Query Provider to serve as a base class for all Hibernate
* {@link Query} providers.
* </p>
*
* <p>
* The implementing provider can be configured to use either {@link StatelessSession}
* sufficient for simple mappings without the need to cascade to associated objects or
* standard Hibernate {@link Session} for more advanced mappings or when caching is
* desired.
* </p>
*
* @author Anatoly Polinsky
* @author Dave Syer
* @since 2.1
*
*/
public abstract class AbstractHibernateQueryProvider<T> implements HibernateQueryProvider<T> {
private StatelessSession statelessSession;
private Session statefulSession;
@Override
public void setStatelessSession(StatelessSession statelessSession) {
this.statelessSession = statelessSession;
}
@Override
public void setSession(Session statefulSession) {
this.statefulSession = statefulSession;
}
public boolean isStatelessSession() {
return this.statefulSession == null && this.statelessSession != null;
}
protected StatelessSession getStatelessSession() {
return statelessSession;
}
protected Session getStatefulSession() {
return statefulSession;
}
}
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