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/*
 * 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.jclouds.cloudstack.domain;

import static shaded.com.google.common.base.Objects.equal;
import static shaded.com.google.common.base.Preconditions.checkNotNull;

import shaded.com.google.common.base.Function;
import shaded.com.google.common.base.MoreObjects;
import shaded.com.google.common.base.Objects;
import shaded.com.google.common.base.MoreObjects.ToStringHelper;

/**
 * Helpful when looking for resources by zone and name
 */
public class ZoneAndName {
   
   public static final Function NAME_FUNCTION = new Function() {

      @Override
      public String apply(ZoneAndName input) {
         return input.getName();
      }
      
   };
   
   public static final Function ZONE_FUNCTION = new Function() {

      @Override
      public String apply(ZoneAndName input) {
         return input.getZone();
      }
      
   };

   public static ZoneAndName fromZoneAndName(String zoneId, String name) {
      return new ZoneAndName(zoneId, name);
   }

   protected final String zoneId;
   protected final String name;

   protected ZoneAndName(String zoneId, String name) {
      this.zoneId = checkNotNull(zoneId, "zoneId");
      this.name = checkNotNull(name, "name");
   }

   public String getZone() {
      return zoneId;
   }

   public String getName() {
      return name;
   }

   @Override
   public boolean equals(Object o) {
      if (this == o)
         return true;
      if (o == null || getClass() != o.getClass())
         return false;
      ZoneAndName that = ZoneAndName.class.cast(o);
      return equal(this.zoneId, that.zoneId) && equal(this.name, that.name);
   }

   @Override
   public int hashCode() {
      return Objects.hashCode(zoneId, name);
   }

   @Override
   public String toString() {
      return string().toString();
   }

   protected ToStringHelper string() {
      return MoreObjects.toStringHelper("").add("zoneId", zoneId).add("name", name);
   }
}