/*
    * Licensed to The Apereo Foundation under one or more contributor license
    * agreements. See the NOTICE file distributed with this work for additional
    * information regarding copyright ownership.
    *
    *
    * The Apereo Foundation licenses this file to you under the Educational
    * Community 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://opensource.org/licenses/ecl2.txt
   *
   * 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.opencastproject.assetmanager.api;
  
  import static java.lang.String.format;
  
  import org.opencastproject.util.RequireUtil;
  
  import java.io.Serializable;
  import java.util.Objects;
  
  import javax.annotation.ParametersAreNonnullByDefault;
  import javax.annotation.concurrent.Immutable;
  
  @Immutable
  @ParametersAreNonnullByDefault
  public final class PropertyId implements Serializable {
    private static final long serialVersionUID = -2614578081057869958L;
  
    private final String mpId;
    private final String namespace;
    private final String name;
  
    /**
     * Create a new property ID.
     */
    public PropertyId(String mpId, String namespace, String name) {
      this.mpId = RequireUtil.notEmpty(mpId, "mpId");
      this.namespace = RequireUtil.notEmpty(namespace, "namespace");
      this.name = RequireUtil.notEmpty(name, "name");
    }
  
    /**
     * Create a new property ID from the given parameters.
     */
    public static PropertyId mk(String mpId, String namespace, String propertyName) {
      return new PropertyId(mpId, namespace, propertyName);
    }
  
    /**
     * Create a new property ID from the given parameters.
     */
    public static PropertyId mk(String mpId, PropertyName fqn) {
      return new PropertyId(mpId, fqn.getNamespace(), fqn.getName());
    }
  
    public String getMediaPackageId() {
      return mpId;
    }
  
    public String getNamespace() {
      return namespace;
    }
  
    public String getName() {
      return name;
    }
  
    public PropertyName getFqn() {
      return PropertyName.mk(namespace, name);
    }
  
    //
  
    @Override public int hashCode() {
      return Objects.hash(mpId, namespace, name);
    }
  
    @Override public boolean equals(Object that) {
      return (this == that) || (that instanceof PropertyId && eqFields((PropertyId) that));
    }
  
    private boolean eqFields(PropertyId that) {
      return Objects.equals(mpId, that.mpId)
          && Objects.equals(namespace, that.namespace)
          && Objects.equals(name, that.name);
    }
  
    @Override public String toString() {
      return format("PropertyId(%s, %s, %s)", mpId, namespace, name);
    }
 }