/**
    *
    */
   package javax.jmdns.impl;
   
   import java.net.InetAddress;
   
   import javax.jmdns.JmDNS;
   import javax.jmdns.NetworkTopologyEvent;
  import javax.jmdns.NetworkTopologyListener;
  
  /**
   * @author Cédrik Lime, Pierre Frisch
   */
  public class NetworkTopologyEventImpl extends NetworkTopologyEvent implements Cloneable {
  
      /**
       *
       */
      private static final long serialVersionUID = 1445606146153550463L;
  
      private final InetAddress _inetAddress;
  
      /**
       * Constructs a Network Topology Event.
       * 
       * @param jmDNS
       * @param inetAddress
       * @exception IllegalArgumentException
       *                if source is null.
       */
      public NetworkTopologyEventImpl(JmDNS jmDNS, InetAddress inetAddress) {
          super(jmDNS);
          this._inetAddress = inetAddress;
      }
  
      NetworkTopologyEventImpl(NetworkTopologyListener jmmDNS, InetAddress inetAddress) {
          super(jmmDNS);
          this._inetAddress = inetAddress;
      }
  
      /*
       * (non-Javadoc)
       * @see javax.jmdns.NetworkTopologyEvent#getDNS()
       */
      @Override
      public JmDNS getDNS() {
          return (this.getSource() instanceof JmDNS ? (JmDNS) getSource() : null);
      }
  
      /*
       * (non-Javadoc)
       * @see javax.jmdns.NetworkTopologyEvent#getInetAddress()
       */
      @Override
      public InetAddress getInetAddress() {
          return _inetAddress;
      }
  
      @Override
      public String toString() {
          StringBuilder buf = new StringBuilder();
          buf.append("[" + this.getClass().getSimpleName() + "@" + System.identityHashCode(this) + " ");
          buf.append("\n\tinetAddress: '");
          buf.append(this.getInetAddress());
          buf.append("']");
          // buf.append("' source: ");
          // buf.append("\n\t" + source + "");
          // buf.append("\n]");
          return buf.toString();
      }
  
      /*
       * (non-Javadoc)
       * @see java.lang.Object#clone()
       */
      @Override
      public NetworkTopologyEventImpl clone() throws CloneNotSupportedException {
          return new NetworkTopologyEventImpl(getDNS(), getInetAddress());
      }
  
  }