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An open source implementation of the Distributed Interactive Simulation (DIS) IEEE-1278 protocol
There is a newer version: 5.8
package edu.nps.moves.dismobile;

import java.util.*;
import java.io.*;
import edu.nps.moves.disenum.*;
import edu.nps.moves.disutil.*;


/**
 * Section 5.2.35. information about a specific UA emmtter
 *
 * Copyright (c) 2008-2010, MOVES Institute, Naval Postgraduate School. All rights reserved.
 * This work is licensed under the BSD open source license, available at https://www.movesinstitute.org/licenses/bsd.html
 *
 * @author DMcG
 */
public class AcousticEmitter extends Object implements Serializable
{
   /** the system for a particular UA emitter, and an enumeration */
   protected int  acousticName;

   /** The function of the acoustic system */
   protected short  function;

   /** The UA emitter identification number relative to a specific system */
   protected short  acousticIdNumber;


/** Constructor */
 public AcousticEmitter()
 {
 }

public int getMarshalledSize()
{
   int marshalSize = 0; 

   marshalSize = marshalSize + 2;  // acousticName
   marshalSize = marshalSize + 1;  // function
   marshalSize = marshalSize + 1;  // acousticIdNumber

   return marshalSize;
}


public void setAcousticName(int pAcousticName)
{ acousticName = pAcousticName;
}

public int getAcousticName()
{ return acousticName; 
}

public void setFunction(short pFunction)
{ function = pFunction;
}

public short getFunction()
{ return function; 
}

public void setAcousticIdNumber(short pAcousticIdNumber)
{ acousticIdNumber = pAcousticIdNumber;
}

public short getAcousticIdNumber()
{ return acousticIdNumber; 
}


public void marshal(DataOutputStream dos)
{
    try 
    {
       dos.writeShort( (short)acousticName);
       dos.writeByte( (byte)function);
       dos.writeByte( (byte)acousticIdNumber);
    } // end try 
    catch(Exception e)
    { 
      System.out.println(e);}
    } // end of marshal method

public void unmarshal(DataInputStream dis)
{
    try 
    {
       acousticName = (int)dis.readUnsignedShort();
       function = (short)dis.readUnsignedByte();
       acousticIdNumber = (short)dis.readUnsignedByte();
    } // end try 
   catch(Exception e)
    { 
      System.out.println(e); 
    }
 } // end of unmarshal method 


/**
 * Packs a Pdu into the ByteBuffer.
 * @throws java.nio.BufferOverflowException if buff is too small
 * @throws java.nio.ReadOnlyBufferException if buff is read only
 * @see java.nio.ByteBuffer
 * @param buff The ByteBuffer at the position to begin writing
 * @since ??
 */
public void marshal(java.nio.ByteBuffer buff)
{
       buff.putShort( (short)acousticName);
       buff.put( (byte)function);
       buff.put( (byte)acousticIdNumber);
    } // end of marshal method

/**
 * Unpacks a Pdu from the underlying data.
 * @throws java.nio.BufferUnderflowException if buff is too small
 * @see java.nio.ByteBuffer
 * @param buff The ByteBuffer at the position to begin reading
 * @since ??
 */
public void unmarshal(java.nio.ByteBuffer buff)
{
       acousticName = (int)(buff.getShort() & 0xFFFF);
       function = (short)(buff.get() & 0xFF);
       acousticIdNumber = (short)(buff.get() & 0xFF);
 } // end of unmarshal method 


 /*
  * The equals method doesn't always work--mostly it works only on classes that consist only of primitives. Be careful.
  */
@Override
 public boolean equals(Object obj)
 {

    if(this == obj){
      return true;
    }

    if(obj == null){
       return false;
    }

    if(getClass() != obj.getClass())
        return false;

    return equalsImpl(obj);
 }

 /**
  * Compare all fields that contribute to the state, ignoring
 transient and static fields, for this and the supplied object
  * @param obj the object to compare to
  * @return true if the objects are equal, false otherwise.
  */
 public boolean equalsImpl(Object obj)
 {
     boolean ivarsEqual = true;

    if(!(obj instanceof AcousticEmitter))
        return false;

     final AcousticEmitter rhs = (AcousticEmitter)obj;

     if( ! (acousticName == rhs.acousticName)) ivarsEqual = false;
     if( ! (function == rhs.function)) ivarsEqual = false;
     if( ! (acousticIdNumber == rhs.acousticIdNumber)) ivarsEqual = false;

    return ivarsEqual;
 }
} // end of class