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/**
 *
 * Copyright (C) 2010 Cloud Conscious, LLC. 
 *
 * ====================================================================
 * Licensed 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.vcloud.domain.network;

import javax.annotation.Nullable;

/**
 * specifies the properties of the network’s DHCP service
 */
public class DhcpService {
   private final boolean enabled;
   @Nullable
   private final Integer defaultLeaseTime;
   @Nullable
   private final Integer maxLeaseTime;
   @Nullable
   private final IpRange ipRange;

   public DhcpService(boolean enabled, @Nullable Integer defaultLeaseTime, @Nullable Integer maxLeaseTime,
            @Nullable IpRange ipRange) {
      this.enabled = enabled;
      this.defaultLeaseTime = defaultLeaseTime;
      this.maxLeaseTime = maxLeaseTime;
      this.ipRange = ipRange;
   }

   /**
    * @return true if the service is enabled
    * 
    * @since vcloud api 0.8
    */
   public boolean isEnabled() {
      return enabled;
   }

   /**
    * default duration of a DCHP address lease
    * 
    * @since vcloud api 0.9
    */
   @Nullable
   public Integer getDefaultLeaseTime() {
      return defaultLeaseTime;
   }

   /**
    * maximum duration of a DCHP address lease.
    * 
    * @since vcloud api 0.9
    */
   @Nullable
   public Integer getMaxLeaseTime() {
      return maxLeaseTime;
   }

   /**
    * @return range of IP addresses available to DHCP clients
    * 
    * @since vcloud api 0.9
    */
   @Nullable
   public IpRange getIpRange() {
      return ipRange;
   }

   @Override
   public int hashCode() {
      final int prime = 31;
      int result = 1;
      result = prime * result + ((defaultLeaseTime == null) ? 0 : defaultLeaseTime.hashCode());
      result = prime * result + (enabled ? 1231 : 1237);
      result = prime * result + ((ipRange == null) ? 0 : ipRange.hashCode());
      result = prime * result + ((maxLeaseTime == null) ? 0 : maxLeaseTime.hashCode());
      return result;
   }

   @Override
   public boolean equals(Object obj) {
      if (this == obj)
         return true;
      if (obj == null)
         return false;
      if (getClass() != obj.getClass())
         return false;
      DhcpService other = (DhcpService) obj;
      if (defaultLeaseTime == null) {
         if (other.defaultLeaseTime != null)
            return false;
      } else if (!defaultLeaseTime.equals(other.defaultLeaseTime))
         return false;
      if (enabled != other.enabled)
         return false;
      if (ipRange == null) {
         if (other.ipRange != null)
            return false;
      } else if (!ipRange.equals(other.ipRange))
         return false;
      if (maxLeaseTime == null) {
         if (other.maxLeaseTime != null)
            return false;
      } else if (!maxLeaseTime.equals(other.maxLeaseTime))
         return false;
      return true;
   }

   @Override
   public String toString() {
      return "[defaultLeaseTime=" + defaultLeaseTime + ", enabled=" + enabled + ", ipRange=" + ipRange
               + ", maxLeaseTime=" + maxLeaseTime + "]";
   }
}