/*
* 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.entities;
import java.util.List;
import javax.persistence.Basic;
import javax.persistence.CollectionTable;
import javax.persistence.Column;
import javax.persistence.ElementCollection;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.JoinColumn;
import javax.persistence.JoinTable;
import javax.persistence.ManyToMany;
import javax.persistence.ManyToOne;
import javax.persistence.NamedQueries;
import javax.persistence.NamedQuery;
import javax.persistence.OneToOne;
import javax.persistence.Table;
import javax.persistence.TableGenerator;
@Entity
@Table(name = "serviceconfig")
@TableGenerator(name = "service_config_id_generator",
table = "ambari_sequences", pkColumnName = "sequence_name", valueColumnName = "sequence_value"
, pkColumnValue = "service_config_id_seq"
, initialValue = 1
)
@NamedQueries({
@NamedQuery(name = "ServiceConfigEntity.findAll", query = "SELECT serviceConfig FROM ServiceConfigEntity serviceConfig WHERE serviceConfig.clusterId=:clusterId ORDER BY serviceConfig.version DESC"),
@NamedQuery(name = "ServiceConfigEntity.findNextServiceConfigVersion", query = "SELECT COALESCE(MAX(serviceConfig.version), 0) + 1 AS nextVersion FROM ServiceConfigEntity serviceConfig WHERE serviceConfig.serviceName=:serviceName AND serviceConfig.clusterId=:clusterId"),
@NamedQuery(name = "ServiceConfigEntity.findAllServiceConfigsByStack", query = "SELECT serviceConfig FROM ServiceConfigEntity serviceConfig WHERE serviceConfig.clusterId=:clusterId AND serviceConfig.stack=:stack"),
@NamedQuery(name = "ServiceConfigEntity.findLatestServiceConfigsByStack", query = "SELECT serviceConfig FROM ServiceConfigEntity serviceConfig WHERE serviceConfig.clusterId = :clusterId AND (serviceConfig.groupId = null OR serviceConfig.groupId IN (SELECT cg.groupId from ConfigGroupEntity cg)) AND serviceConfig.version = (SELECT MAX(serviceConfig2.version) FROM ServiceConfigEntity serviceConfig2 WHERE serviceConfig2.clusterId= :clusterId AND serviceConfig2.stack = :stack AND serviceConfig2.serviceName = serviceConfig.serviceName)"),
@NamedQuery(name = "ServiceConfigEntity.findLatestServiceConfigsByService", query = "SELECT scv FROM ServiceConfigEntity scv WHERE scv.clusterId = :clusterId AND scv.serviceName = :serviceName AND (scv.groupId = null OR scv.groupId IN (SELECT cg.groupId from ConfigGroupEntity cg)) AND scv.version = (SELECT MAX(scv2.version) FROM ServiceConfigEntity scv2 WHERE (scv2.serviceName = :serviceName AND scv2.clusterId = :clusterId) AND (scv2.groupId = scv.groupId OR (scv2.groupId IS NULL AND scv.groupId IS NULL)))"),
@NamedQuery(name = "ServiceConfigEntity.findLatestServiceConfigsByCluster", query = "SELECT scv FROM ServiceConfigEntity scv WHERE scv.clusterId = :clusterId AND scv.serviceConfigId IN (SELECT MAX(scv1.serviceConfigId) FROM ServiceConfigEntity scv1 WHERE (scv1.clusterId = :clusterId) AND (scv1.groupId IS NULL) GROUP BY scv1.serviceName)")})
public class ServiceConfigEntity {
@Id
@Column(name = "service_config_id")
@GeneratedValue(strategy = GenerationType.TABLE, generator = "service_config_id_generator")
private Long serviceConfigId;
@Basic
@Column(name = "cluster_id", insertable = false, updatable = false, nullable = false)
private Long clusterId;
@Basic
@Column(name = "service_name", nullable = false)
private String serviceName;
@Basic
@Column(name = "group_id", nullable = true)
private Long groupId;
@Basic
@Column(name = "version", nullable = false)
private Long version;
@Basic
@Column(name = "create_timestamp", nullable = false)
private Long createTimestamp = System.currentTimeMillis();
@Basic
@Column(name = "user_name")
private String user = "_db";
@Basic
@Column(name = "note")
private String note;
@ElementCollection()
@CollectionTable(name = "serviceconfighosts", joinColumns = {@JoinColumn(name = "service_config_id")})
@Column(name = "host_id")
private List<Long> hostIds;
/**
* Cascading remove from serviceConfig to ClusterConfig results in breaking
* the contract of configs being associated with only the cluster and the
* same config can technically belong to multiple serviceConfig versions.
*/
@ManyToMany
@JoinTable(
name = "serviceconfigmapping",
joinColumns = {@JoinColumn(name = "service_config_id", referencedColumnName = "service_config_id")},
inverseJoinColumns = {@JoinColumn(name = "config_id", referencedColumnName = "config_id")}
)
private List<ClusterConfigEntity> clusterConfigEntities;
@ManyToOne
@JoinColumn(name = "cluster_id", referencedColumnName = "cluster_id", nullable = false)
private ClusterEntity clusterEntity;
/**
* Unidirectional one-to-one association to {@link StackEntity}
*/
@OneToOne
@JoinColumn(name = "stack_id", unique = false, nullable = false, insertable = true, updatable = true)
private StackEntity stack;
public Long getServiceConfigId() {
return serviceConfigId;
}
public void setServiceConfigId(Long serviceConfigId) {
this.serviceConfigId = serviceConfigId;
}
public String getServiceName() {
return serviceName;
}
public void setServiceName(String serviceName) {
this.serviceName = serviceName;
}
public Long getVersion() {
return version;
}
public void setVersion(Long version) {
this.version = version;
}
public Long getCreateTimestamp() {
return createTimestamp;
}
public void setCreateTimestamp(Long create_timestamp) {
createTimestamp = create_timestamp;
}
public List<ClusterConfigEntity> getClusterConfigEntities() {
return clusterConfigEntities;
}
public void setClusterConfigEntities(List<ClusterConfigEntity> clusterConfigEntities) {
this.clusterConfigEntities = clusterConfigEntities;
}
public Long getClusterId() {
return clusterId;
}
public void setClusterId(Long clusterId) {
this.clusterId = clusterId;
}
public ClusterEntity getClusterEntity() {
return clusterEntity;
}
public void setClusterEntity(ClusterEntity clusterEntity) {
this.clusterEntity = clusterEntity;
}
public String getUser() {
return user;
}
public void setUser(String user) {
this.user = user;
}
public String getNote() {
return note;
}
public void setNote(String note) {
this.note = note;
}
public Long getGroupId() {
return groupId;
}
public void setGroupId(Long groupId) {
this.groupId = groupId;
}
public List<Long> getHostIds() {
return hostIds;
}
public void setHostIds(List<Long> hostIds) {
this.hostIds = hostIds;
}
/**
* Gets the service configuration's stack.
*
* @return the stack.
*/
public StackEntity getStack() {
return stack;
}
/**
* Sets the service configuration's stack.
*
* @param stack
* the stack to set for the service configuration (not {@code null}).
*/
public void setStack(StackEntity stack) {
this.stack = stack;
}
/**
* {@inheritDoc}
*/
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result
+ ((serviceConfigId == null) ? 0 : serviceConfigId.hashCode());
return result;
}
/**
* {@inheritDoc}
*/
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (obj == null) {
return false;
}
if (getClass() != obj.getClass()) {
return false;
}
ServiceConfigEntity other = (ServiceConfigEntity) obj;
if (serviceConfigId == null) {
if (other.serviceConfigId != null) {
return false;
}
} else if (!serviceConfigId.equals(other.serviceConfigId)) {
return false;
}
return true;
}
}