/**
    *
    * Copyright (C) 2011 Cloud Conscious, LLC. <info@cloudconscious.com>
    *
    * ====================================================================
    * 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.cloudsigma.domain;
  
  import static com.google.common.base.Preconditions.checkNotNull;
  
  import java.util.Set;
  
  import javax.annotation.Nullable;
  
  import com.google.common.collect.ImmutableSet;
  
  /**
   * 
   * @author Adrian Cole
   */
  public class StaticIPInfo {
     public static class Builder {
        protected String ip;
        protected String user;
        protected String netmask;
        protected Set<String> nameservers = ImmutableSet.of();
        protected String gateway;
  
        public Builder ip(String ip) {
           this.ip = ip;
           return this;
        }
  
        public Builder user(String user) {
           this.user = user;
           return this;
        }
  
        public Builder nameservers(Iterable<String> nameservers) {
           this.nameservers = ImmutableSet.copyOf(checkNotNull(nameservers, "nameservers"));
           return this;
        }
  
        public Builder gateway(String gateway) {
           this.gateway = gateway;
           return this;
        }
  
        public Builder netmask(String netmask) {
           this.netmask = netmask;
           return this;
        }
  
        public StaticIPInfo build() {
           return new StaticIPInfo(ip, user, netmask, nameservers, gateway);
        }
  
        @Override
        public int hashCode() {
           final int prime = 31;
           int result = 1;
           result = prime * result + ((gateway == null) ? 0 : gateway.hashCode());
           result = prime * result + ((nameservers == null) ? 0 : nameservers.hashCode());
           result = prime * result + ((netmask == null) ? 0 : netmask.hashCode());
           result = prime * result + ((user == null) ? 0 : user.hashCode());
           result = prime * result + ((ip == null) ? 0 : ip.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;
           Builder other = (Builder) obj;
           if (gateway == null) {
              if (other.gateway != null)
                 return false;
           } else if (!gateway.equals(other.gateway))
              return false;
           if (nameservers == null) {
              if (other.nameservers != null)
                 return false;
           } else if (!nameservers.equals(other.nameservers))
             return false;
          if (netmask == null) {
             if (other.netmask != null)
                return false;
          } else if (!netmask.equals(other.netmask))
             return false;
          if (user == null) {
             if (other.user != null)
                return false;
          } else if (!user.equals(other.user))
             return false;
          if (ip == null) {
             if (other.ip != null)
                return false;
          } else if (!ip.equals(other.ip))
             return false;
          return true;
       }
    }
 
    protected final String ip;
    protected final String user;
    protected final String netmask;
    protected final Set<String> nameservers;
    protected final String gateway;
 
    public StaticIPInfo(String ip, String user, String netmask, Iterable<String> nameservers, String gateway) {
       this.ip = checkNotNull(ip, "ip");
       this.user = checkNotNull(user, "user");
       this.netmask = checkNotNull(netmask, "netmask");
       this.nameservers = ImmutableSet.copyOf(checkNotNull(nameservers, "nameservers"));
       this.gateway = checkNotNull(gateway, "gateway");
    }
 
    /**
     * 
     * @return ip of the ip.
     */
    @Nullable
    public String getAddress() {
       return ip;
    }
 
    /**
     * 
     * @return user owning the ip
     */
    public String getUser() {
       return user;
    }
 
    /**
     * 
     * @return netmask of the ip
     */
    public String getNetmask() {
       return netmask;
    }
 
    /**
     * 
     * @return nameservers of the ip
     */
    public Set<String> getNameservers() {
       return nameservers;
    }
 
    /**
     * 
     * @return gateway of the ip
     */
    public String getGateway() {
       return gateway;
    }
 
    @Override
    public int hashCode() {
       final int prime = 31;
       int result = 1;
       result = prime * result + ((gateway == null) ? 0 : gateway.hashCode());
       result = prime * result + ((nameservers == null) ? 0 : nameservers.hashCode());
       result = prime * result + ((netmask == null) ? 0 : netmask.hashCode());
       result = prime * result + ((user == null) ? 0 : user.hashCode());
       result = prime * result + ((ip == null) ? 0 : ip.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;
       StaticIPInfo other = (StaticIPInfo) obj;
       if (gateway == null) {
          if (other.gateway != null)
             return false;
       } else if (!gateway.equals(other.gateway))
          return false;
       if (nameservers == null) {
          if (other.nameservers != null)
             return false;
       } else if (!nameservers.equals(other.nameservers))
          return false;
       if (netmask == null) {
          if (other.netmask != null)
             return false;
       } else if (!netmask.equals(other.netmask))
          return false;
       if (user == null) {
          if (other.user != null)
             return false;
       } else if (!user.equals(other.user))
          return false;
       if (ip == null) {
          if (other.ip != null)
             return false;
       } else if (!ip.equals(other.ip))
          return false;
       return true;
    }
 
    @Override
    public String toString() {
       return "[ip=" + ip + ", user=" + user + ", netmask=" + netmask + ", nameservers="
             + nameservers + ", gateway=" + gateway + "]";
    }
 
 }