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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 5.3.9.4 The joining of two or more simulation entities is communicated by this PDU. COMPLETE
 *
 * 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 IsPartOfPdu extends EntityManagementFamilyPdu implements Serializable
{
   /** ID of entity originating PDU */
   protected EntityID  orginatingEntityID = new EntityID(); 

   /** ID of entity receiving PDU */
   protected EntityID  receivingEntityID = new EntityID(); 

   /** relationship of joined parts */
   protected Relationship  relationship = new Relationship(); 

   /** location of part; centroid of part in host's coordinate system. x=range, y=bearing, z=0 */
   protected Vector3Float  partLocation = new Vector3Float(); 

   /** named location */
   protected NamedLocation  namedLocationID = new NamedLocation(); 

   /** entity type */
   protected EntityType  partEntityType = new EntityType(); 


/** Constructor */
 public IsPartOfPdu()
 {
    setPduType( (short)36 );
 }

public int getMarshalledSize()
{
   int marshalSize = 0; 

   marshalSize = super.getMarshalledSize();
   marshalSize = marshalSize + orginatingEntityID.getMarshalledSize();  // orginatingEntityID
   marshalSize = marshalSize + receivingEntityID.getMarshalledSize();  // receivingEntityID
   marshalSize = marshalSize + relationship.getMarshalledSize();  // relationship
   marshalSize = marshalSize + partLocation.getMarshalledSize();  // partLocation
   marshalSize = marshalSize + namedLocationID.getMarshalledSize();  // namedLocationID
   marshalSize = marshalSize + partEntityType.getMarshalledSize();  // partEntityType

   return marshalSize;
}


public void setOrginatingEntityID(EntityID pOrginatingEntityID)
{ orginatingEntityID = pOrginatingEntityID;
}

public EntityID getOrginatingEntityID()
{ return orginatingEntityID; 
}

public void setReceivingEntityID(EntityID pReceivingEntityID)
{ receivingEntityID = pReceivingEntityID;
}

public EntityID getReceivingEntityID()
{ return receivingEntityID; 
}

public void setRelationship(Relationship pRelationship)
{ relationship = pRelationship;
}

public Relationship getRelationship()
{ return relationship; 
}

public void setPartLocation(Vector3Float pPartLocation)
{ partLocation = pPartLocation;
}

public Vector3Float getPartLocation()
{ return partLocation; 
}

public void setNamedLocationID(NamedLocation pNamedLocationID)
{ namedLocationID = pNamedLocationID;
}

public NamedLocation getNamedLocationID()
{ return namedLocationID; 
}

public void setPartEntityType(EntityType pPartEntityType)
{ partEntityType = pPartEntityType;
}

public EntityType getPartEntityType()
{ return partEntityType; 
}


public void marshal(DataOutputStream dos)
{
    super.marshal(dos);
    try 
    {
       orginatingEntityID.marshal(dos);
       receivingEntityID.marshal(dos);
       relationship.marshal(dos);
       partLocation.marshal(dos);
       namedLocationID.marshal(dos);
       partEntityType.marshal(dos);
    } // end try 
    catch(Exception e)
    { 
      System.out.println(e);}
    } // end of marshal method

public void unmarshal(DataInputStream dis)
{
     super.unmarshal(dis);

    try 
    {
       orginatingEntityID.unmarshal(dis);
       receivingEntityID.unmarshal(dis);
       relationship.unmarshal(dis);
       partLocation.unmarshal(dis);
       namedLocationID.unmarshal(dis);
       partEntityType.unmarshal(dis);
    } // 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)
{
       super.marshal(buff);
       orginatingEntityID.marshal(buff);
       receivingEntityID.marshal(buff);
       relationship.marshal(buff);
       partLocation.marshal(buff);
       namedLocationID.marshal(buff);
       partEntityType.marshal(buff);
    } // 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)
{
       super.unmarshal(buff);

       orginatingEntityID.unmarshal(buff);
       receivingEntityID.unmarshal(buff);
       relationship.unmarshal(buff);
       partLocation.unmarshal(buff);
       namedLocationID.unmarshal(buff);
       partEntityType.unmarshal(buff);
 } // 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);
 }

@Override
 public boolean equalsImpl(Object obj)
 {
     boolean ivarsEqual = true;

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

     final IsPartOfPdu rhs = (IsPartOfPdu)obj;

     if( ! (orginatingEntityID.equals( rhs.orginatingEntityID) )) ivarsEqual = false;
     if( ! (receivingEntityID.equals( rhs.receivingEntityID) )) ivarsEqual = false;
     if( ! (relationship.equals( rhs.relationship) )) ivarsEqual = false;
     if( ! (partLocation.equals( rhs.partLocation) )) ivarsEqual = false;
     if( ! (namedLocationID.equals( rhs.namedLocationID) )) ivarsEqual = false;
     if( ! (partEntityType.equals( rhs.partEntityType) )) ivarsEqual = false;

    return ivarsEqual && super.equalsImpl(rhs);
 }
} // end of class