package lava.net.mmp;


/**
 *
 **/
public class MMPReceiverException extends MMPException 
{
   /**
    *
    **/
   public final static int NO_ERROR_CODE_GIVEN = 0;

   /**
    *
    **/
   public final static int CLOSED = 1;

   /**
    *
    **/
   public final static int UNTRUSTED_SOURCE = 2;

   /**
    *
    **/
   public final static int MALFORMED_TARGET = 3;

   /**
    *
    **/
   public final static int PACKET_LOSS_NO_INITIALIZE = 4;

   /**
    *
    **/
   public final static int PACKET_LOSS_COUNTER_DIFFERS = 5;

   /**
    *
    **/
   public final static int PACKET_LOSS_COUNTER_NOT_INITIALIZED = 6;

   /**
    *
    **/
   public final static int UNKNOWN_LOCAL = 7;

   /**
    *
    **/
   private final static String[] errorString = {//
   "no specific error given", //
   "remote system closed connection", //
   "got untrusted source", //
   "got malformed target", //
   "lost packet - no initialize tag given", //
   "lost packet - given counter is greater than it should be", //
   "lost packet - counter not initialized", //
   "unknown local",//
   };

   /**
    *
    **/
   private int errorCode = NO_ERROR_CODE_GIVEN;

   /**
    *
    **/
   public MMPReceiverException()
   {
      super();
   }

   /**
    *
    **/
   public MMPReceiverException(int errorCode)
   {
      super(errorToString(errorCode));
      this.errorCode = errorCode;
   }

   /**
    *
    **/
   public MMPReceiverException(String error)
   {
      super(error);
   }

   /**
    *
    **/
   public int getErrorCode()
   {
      return errorCode;
   }

   /**
    *
    **/
   public static String errorToString(int errorCode)
   {
      try
      {
         return errorString[errorCode];
      }
      catch(ArrayIndexOutOfBoundsException e)
      {
         return errorString[0];
      }
   }

}