/**
    * Licensed to jclouds, Inc. (jclouds) under one or more
    * contributor license agreements.  See the NOTICE file
    * distributed with this work for additional information
    * regarding copyright ownership.  jclouds 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.savvis.vpdc.domain;
  
  import static com.google.common.base.Preconditions.checkNotNull;
  
  import java.util.Map;
  
  import org.jclouds.ovf.Section;
  
  import com.google.common.collect.ImmutableMap;
  import com.google.common.collect.Maps;
  
  /**
   * 
   * @author Adrian Cole
   */
  public class NetworkConfigSection extends Section<NetworkConfigSection> {
  
     @SuppressWarnings("unchecked")
     public static Builder builder() {
        return new Builder();
     }
  
     /**
      * {@inheritDoc}
      */
     @Override
     public Builder toBuilder() {
        return builder().fromNetworkConfigSection(this);
     }
  
     public static class Builder extends Section.Builder<NetworkConfigSection> {
        private String network;
        private String fenceMode;
        private Boolean dhcp;
        private String gateway;
        private String netmask;
        private Map<String, String> internalToExternalNATRules = Maps.newLinkedHashMap();
  
        public Builder network(String network) {
           this.network = network;
           return this;
        }
  
        public Builder fenceMode(String fenceMode) {
           this.fenceMode = fenceMode;
           return this;
        }
  
        public Builder dhcp(Boolean dhcp) {
           this.dhcp = dhcp;
           return this;
        }
  
        public Builder gateway(String gateway) {
           this.gateway = gateway;
           return this;
        }
  
        public Builder netmask(String netmask) {
           this.netmask = netmask;
           return this;
        }
  
        public Builder internalToExternalNATRule(String internalIP, String externalIP) {
           this.internalToExternalNATRules.put(checkNotNull(internalIP, "internalIP"), checkNotNull(externalIP,
                    "externalIP"));
           return this;
        }
  
        public Builder internalToExternalNATRules(Map<String, String> internalToExternalNATRules) {
           this.internalToExternalNATRules.putAll(checkNotNull(internalToExternalNATRules, "internalToExternalNATRules"));
           return this;
        }
  
        /**
         * {@inheritDoc}
         */
        @Override
        public NetworkConfigSection build() {
           return new NetworkConfigSection(info, network, fenceMode, dhcp, gateway, netmask, internalToExternalNATRules);
        }
 
       public Builder fromNetworkConfigSection(NetworkConfigSection in) {
          return fromSection(in).network(in.getNetwork()).fenceMode(in.getFenceMode()).dhcp(in.getDhcp()).gateway(
                   in.getGateway()).netmask(in.getNetmask()).internalToExternalNATRules(
                   in.getInternalToExternalNATRules());
       }
 
       /**
        * {@inheritDoc}
        */
       @Override
       public Builder fromSection(Section<NetworkConfigSection> in) {
          return Builder.class.cast(super.fromSection(in));
       }
 
       /**
        * {@inheritDoc}
        */
       @Override
       public Builder info(String info) {
          return Builder.class.cast(super.info(info));
       }
 
    }
 
    private final String network;
    private final String fenceMode;
    private final Boolean dhcp;
    private final String gateway;
    private final String netmask;
    private final Map<String, String> internalToExternalNATRules;
 
    public NetworkConfigSection(String info, String network, String fenceMode, Boolean dhcp, String gateway,
             String netmask, Map<String, String> internalToExternalNATRules) {
       super(info);
       this.network = network;
       this.fenceMode = fenceMode;
       this.dhcp = dhcp;
       this.gateway = gateway;
       this.netmask = netmask;
       this.internalToExternalNATRules = ImmutableMap.copyOf(checkNotNull(internalToExternalNATRules,
                "internalToExternalNATRules"));
    }
 
    /**
     * @return IP of the network's gateway
     */
    public String getGateway() {
       return gateway;
    }
 
    /**
     * @return IP of the network's netmask
     */
    public String getNetmask() {
       return netmask;
    }
 
    /**
     * @return map of internal to external ip when it has any nat1to1 enabled deployed VApp
     */
    public Map<String, String> getInternalToExternalNATRules() {
       return internalToExternalNATRules;
    }
 
    public String getNetwork() {
       return network;
    }
 
    public String getFenceMode() {
       return fenceMode;
    }
 
    public Boolean getDhcp() {
       return dhcp;
    }
 
    @Override
    public int hashCode() {
       final int prime = 31;
       int result = super.hashCode();
       result = prime * result + ((network == null) ? 0 : network.hashCode());
       return result;
    }
 
    @Override
    public boolean equals(Object obj) {
       if (this == obj)
          return true;
       if (!super.equals(obj))
          return false;
       if (getClass() != obj.getClass())
          return false;
       NetworkConfigSection other = (NetworkConfigSection) obj;
       if (network == null) {
          if (other.network != null)
             return false;
       } else if (!network.equals(other.network))
          return false;
       return true;
    }
 
    @Override
    public String toString() {
       return String.format(
                "[info=%s, network=%s, dhcp=%s, fenceMode=%s, gateway=%s, internalToExternalNATRules=%s, netmask=%s]",
                info, network, dhcp, fenceMode, gateway, internalToExternalNATRules, netmask);
    }
 
 }