/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.ambari.server.orm.dao;
import java.util.List;
import javax.persistence.EntityManager;
import javax.persistence.TypedQuery;
import org.apache.ambari.server.orm.RequiresSession;
import org.apache.ambari.server.orm.entities.TopologyLogicalTaskEntity;
import com.google.inject.Inject;
import com.google.inject.Provider;
import com.google.inject.Singleton;
import com.google.inject.persist.Transactional;
@Singleton
public class TopologyLogicalTaskDAO {
@Inject
Provider<EntityManager> entityManagerProvider;
@Inject
DaoUtils daoUtils;
@RequiresSession
public TopologyLogicalTaskEntity findById(Long id) {
return entityManagerProvider.get().find(TopologyLogicalTaskEntity.class, id);
}
@RequiresSession
public List<Long> findHostTaskIdsByPhysicalTaskIds(List<Long> physicalTaskIds) {
EntityManager entityManager = entityManagerProvider.get();
TypedQuery<Long> topologyHostTaskQuery =
entityManager.createNamedQuery("TopologyLogicalTaskEntity.findHostTaskIdsByPhysicalTaskIds", Long.class);
topologyHostTaskQuery.setParameter("physicalTaskIds", physicalTaskIds);
return daoUtils.selectList(topologyHostTaskQuery);
}
@RequiresSession
public List<TopologyLogicalTaskEntity> findAll() {
return daoUtils.selectAll(entityManagerProvider.get(), TopologyLogicalTaskEntity.class);
}
@Transactional
public void create(TopologyLogicalTaskEntity logicalTaskEntity) {
entityManagerProvider.get().persist(logicalTaskEntity);
}
@Transactional
public TopologyLogicalTaskEntity merge(TopologyLogicalTaskEntity logicalTaskEntity) {
return entityManagerProvider.get().merge(logicalTaskEntity);
}
@Transactional
public void remove(TopologyLogicalTaskEntity logicalTaskEntity) {
entityManagerProvider.get().remove(logicalTaskEntity);
}
}