ambari-server/src/main/java/org/apache/ambari/server/orm/entities/ViewResourceEntityPK.java

/*
 * 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 javax.persistence.Column;
import javax.persistence.Id;

/**
 * Composite primary key for ViewResourceEntity.
 */
public class ViewResourceEntityPK {
  /**
   * The view name.
   */
  @Id
  @Column(name = "view_name", nullable = false, insertable = true, updatable = false, length = 100)
  private String viewName;

  /**
   * The resource name.
   */
  @Id
  @Column(name = "name", nullable = false, insertable = true, updatable = false, length = 100)
  private String name;


  // ----- ViewResourceEntityPK ----------------------------------------------

  /**
   * Get the name of the associated view.
   *
   * @return view name
   */
  public String getViewName() {
    return viewName;
  }

  /**
   * Set the name of the associated view.
   *
   * @param viewName  view name
   */
  public void setViewName(String viewName) {
    this.viewName = viewName;
  }

  /**
   * Get the name of the resource.
   *
   * @return resource name
   */
  public String getName() {
    return name;
  }

  /**
   * Set the name of the resource.
   *
   * @param name  resource name
   */
  public void setName(String name) {
    this.name = name;
  }


  // ----- Object overrides --------------------------------------------------

  @Override
  public boolean equals(Object o) {
    if (this == o) return true;
    if (o == null || getClass() != o.getClass()) return false;

    ViewResourceEntityPK that = (ViewResourceEntityPK) o;

    return this.viewName.equals(that.viewName) &&
        this.name.equals(that.name);
  }

  @Override
  public int hashCode() {
    return 31 * viewName.hashCode() + name.hashCode();
  }
}