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An open source implementation of the Distributed Interactive Simulation (DIS) IEEE-1278 protocol
package edu.nps.moves.dismobile;
import java.util.*;
import java.io.*;
import edu.nps.moves.disenum.*;
import edu.nps.moves.disutil.*;
/**
* Section 5.3.10.3 Information about individual mines within a minefield. This is very, very wrong. UNFINISHED
*
* 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 MinefieldDataPdu extends MinefieldFamilyPdu implements Serializable
{
/** Minefield ID */
protected EntityID minefieldID = new EntityID();
/** ID of entity making request */
protected EntityID requestingEntityID = new EntityID();
/** Minefield sequence number */
protected int minefieldSequenceNumbeer;
/** request ID */
protected short requestID;
/** pdu sequence number */
protected short pduSequenceNumber;
/** number of pdus in response */
protected short numberOfPdus;
/** how many mines are in this PDU */
protected short numberOfMinesInThisPdu;
/** how many sensor type are in this PDU */
protected short numberOfSensorTypes;
/** padding */
protected short pad2 = (short)0;
/** 32 boolean fields */
protected long dataFilter;
/** Mine type */
protected EntityType mineType = new EntityType();
/** Sensor types, each 16 bits long */
protected List< TwoByteChunk> sensorTypes = new ArrayList();
/** Padding to get things 32-bit aligned. ^^^this is wrong--dyanmically sized padding needed */
protected short pad3;
/** Mine locations */
protected List< Vector3Float> mineLocation = new ArrayList();
/** Constructor */
public MinefieldDataPdu()
{
setPduType( (short)39 );
}
public int getMarshalledSize()
{
int marshalSize = 0;
marshalSize = super.getMarshalledSize();
marshalSize = marshalSize + minefieldID.getMarshalledSize(); // minefieldID
marshalSize = marshalSize + requestingEntityID.getMarshalledSize(); // requestingEntityID
marshalSize = marshalSize + 2; // minefieldSequenceNumbeer
marshalSize = marshalSize + 1; // requestID
marshalSize = marshalSize + 1; // pduSequenceNumber
marshalSize = marshalSize + 1; // numberOfPdus
marshalSize = marshalSize + 1; // numberOfMinesInThisPdu
marshalSize = marshalSize + 1; // numberOfSensorTypes
marshalSize = marshalSize + 1; // pad2
marshalSize = marshalSize + 4; // dataFilter
marshalSize = marshalSize + mineType.getMarshalledSize(); // mineType
for(int idx=0; idx < sensorTypes.size(); idx++)
{
TwoByteChunk listElement = sensorTypes.get(idx);
marshalSize = marshalSize + listElement.getMarshalledSize();
}
marshalSize = marshalSize + 1; // pad3
for(int idx=0; idx < mineLocation.size(); idx++)
{
Vector3Float listElement = mineLocation.get(idx);
marshalSize = marshalSize + listElement.getMarshalledSize();
}
return marshalSize;
}
public void setMinefieldID(EntityID pMinefieldID)
{ minefieldID = pMinefieldID;
}
public EntityID getMinefieldID()
{ return minefieldID;
}
public void setRequestingEntityID(EntityID pRequestingEntityID)
{ requestingEntityID = pRequestingEntityID;
}
public EntityID getRequestingEntityID()
{ return requestingEntityID;
}
public void setMinefieldSequenceNumbeer(int pMinefieldSequenceNumbeer)
{ minefieldSequenceNumbeer = pMinefieldSequenceNumbeer;
}
public int getMinefieldSequenceNumbeer()
{ return minefieldSequenceNumbeer;
}
public void setRequestID(short pRequestID)
{ requestID = pRequestID;
}
public short getRequestID()
{ return requestID;
}
public void setPduSequenceNumber(short pPduSequenceNumber)
{ pduSequenceNumber = pPduSequenceNumber;
}
public short getPduSequenceNumber()
{ return pduSequenceNumber;
}
public void setNumberOfPdus(short pNumberOfPdus)
{ numberOfPdus = pNumberOfPdus;
}
public short getNumberOfPdus()
{ return numberOfPdus;
}
public short getNumberOfMinesInThisPdu()
{ return (short)mineLocation.size();
}
/** Note that setting this value will not change the marshalled value. The list whose length this describes is used for that purpose.
* The getnumberOfMinesInThisPdu method will also be based on the actual list length rather than this value.
* The method is simply here for java bean completeness.
*/
public void setNumberOfMinesInThisPdu(short pNumberOfMinesInThisPdu)
{ numberOfMinesInThisPdu = pNumberOfMinesInThisPdu;
}
public short getNumberOfSensorTypes()
{ return (short)sensorTypes.size();
}
/** Note that setting this value will not change the marshalled value. The list whose length this describes is used for that purpose.
* The getnumberOfSensorTypes method will also be based on the actual list length rather than this value.
* The method is simply here for java bean completeness.
*/
public void setNumberOfSensorTypes(short pNumberOfSensorTypes)
{ numberOfSensorTypes = pNumberOfSensorTypes;
}
public void setPad2(short pPad2)
{ pad2 = pPad2;
}
public short getPad2()
{ return pad2;
}
public void setDataFilter(long pDataFilter)
{ dataFilter = pDataFilter;
}
public long getDataFilter()
{ return dataFilter;
}
public void setMineType(EntityType pMineType)
{ mineType = pMineType;
}
public EntityType getMineType()
{ return mineType;
}
public void setSensorTypes(List pSensorTypes)
{ sensorTypes = pSensorTypes;
}
public List getSensorTypes()
{ return sensorTypes; }
public void setPad3(short pPad3)
{ pad3 = pPad3;
}
public short getPad3()
{ return pad3;
}
public void setMineLocation(List pMineLocation)
{ mineLocation = pMineLocation;
}
public List getMineLocation()
{ return mineLocation; }
public void marshal(DataOutputStream dos)
{
super.marshal(dos);
try
{
minefieldID.marshal(dos);
requestingEntityID.marshal(dos);
dos.writeShort( (short)minefieldSequenceNumbeer);
dos.writeByte( (byte)requestID);
dos.writeByte( (byte)pduSequenceNumber);
dos.writeByte( (byte)numberOfPdus);
dos.writeByte( (byte)mineLocation.size());
dos.writeByte( (byte)sensorTypes.size());
dos.writeByte( (byte)pad2);
dos.writeInt( (int)dataFilter);
mineType.marshal(dos);
for(int idx = 0; idx < sensorTypes.size(); idx++)
{
TwoByteChunk aTwoByteChunk = sensorTypes.get(idx);
aTwoByteChunk.marshal(dos);
} // end of list marshalling
dos.writeByte( (byte)pad3);
for(int idx = 0; idx < mineLocation.size(); idx++)
{
Vector3Float aVector3Float = mineLocation.get(idx);
aVector3Float.marshal(dos);
} // end of list marshalling
} // end try
catch(Exception e)
{
System.out.println(e);}
} // end of marshal method
public void unmarshal(DataInputStream dis)
{
super.unmarshal(dis);
try
{
minefieldID.unmarshal(dis);
requestingEntityID.unmarshal(dis);
minefieldSequenceNumbeer = (int)dis.readUnsignedShort();
requestID = (short)dis.readUnsignedByte();
pduSequenceNumber = (short)dis.readUnsignedByte();
numberOfPdus = (short)dis.readUnsignedByte();
numberOfMinesInThisPdu = (short)dis.readUnsignedByte();
numberOfSensorTypes = (short)dis.readUnsignedByte();
pad2 = (short)dis.readUnsignedByte();
dataFilter = dis.readInt();
mineType.unmarshal(dis);
for(int idx = 0; idx < numberOfSensorTypes; idx++)
{
TwoByteChunk anX = new TwoByteChunk();
anX.unmarshal(dis);
sensorTypes.add(anX);
}
pad3 = (short)dis.readUnsignedByte();
for(int idx = 0; idx < numberOfMinesInThisPdu; idx++)
{
Vector3Float anX = new Vector3Float();
anX.unmarshal(dis);
mineLocation.add(anX);
}
} // 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);
minefieldID.marshal(buff);
requestingEntityID.marshal(buff);
buff.putShort( (short)minefieldSequenceNumbeer);
buff.put( (byte)requestID);
buff.put( (byte)pduSequenceNumber);
buff.put( (byte)numberOfPdus);
buff.put( (byte)mineLocation.size());
buff.put( (byte)sensorTypes.size());
buff.put( (byte)pad2);
buff.putInt( (int)dataFilter);
mineType.marshal(buff);
for(int idx = 0; idx < sensorTypes.size(); idx++)
{
TwoByteChunk aTwoByteChunk = (TwoByteChunk)sensorTypes.get(idx);
aTwoByteChunk.marshal(buff);
} // end of list marshalling
buff.put( (byte)pad3);
for(int idx = 0; idx < mineLocation.size(); idx++)
{
Vector3Float aVector3Float = (Vector3Float)mineLocation.get(idx);
aVector3Float.marshal(buff);
} // end of list marshalling
} // 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);
minefieldID.unmarshal(buff);
requestingEntityID.unmarshal(buff);
minefieldSequenceNumbeer = (int)(buff.getShort() & 0xFFFF);
requestID = (short)(buff.get() & 0xFF);
pduSequenceNumber = (short)(buff.get() & 0xFF);
numberOfPdus = (short)(buff.get() & 0xFF);
numberOfMinesInThisPdu = (short)(buff.get() & 0xFF);
numberOfSensorTypes = (short)(buff.get() & 0xFF);
pad2 = (short)(buff.get() & 0xFF);
dataFilter = buff.getInt();
mineType.unmarshal(buff);
for(int idx = 0; idx < numberOfSensorTypes; idx++)
{
TwoByteChunk anX = new TwoByteChunk();
anX.unmarshal(buff);
sensorTypes.add(anX);
}
pad3 = (short)(buff.get() & 0xFF);
for(int idx = 0; idx < numberOfMinesInThisPdu; idx++)
{
Vector3Float anX = new Vector3Float();
anX.unmarshal(buff);
mineLocation.add(anX);
}
} // 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 MinefieldDataPdu))
return false;
final MinefieldDataPdu rhs = (MinefieldDataPdu)obj;
if( ! (minefieldID.equals( rhs.minefieldID) )) ivarsEqual = false;
if( ! (requestingEntityID.equals( rhs.requestingEntityID) )) ivarsEqual = false;
if( ! (minefieldSequenceNumbeer == rhs.minefieldSequenceNumbeer)) ivarsEqual = false;
if( ! (requestID == rhs.requestID)) ivarsEqual = false;
if( ! (pduSequenceNumber == rhs.pduSequenceNumber)) ivarsEqual = false;
if( ! (numberOfPdus == rhs.numberOfPdus)) ivarsEqual = false;
if( ! (numberOfMinesInThisPdu == rhs.numberOfMinesInThisPdu)) ivarsEqual = false;
if( ! (numberOfSensorTypes == rhs.numberOfSensorTypes)) ivarsEqual = false;
if( ! (pad2 == rhs.pad2)) ivarsEqual = false;
if( ! (dataFilter == rhs.dataFilter)) ivarsEqual = false;
if( ! (mineType.equals( rhs.mineType) )) ivarsEqual = false;
for(int idx = 0; idx < sensorTypes.size(); idx++)
{
if( ! ( sensorTypes.get(idx).equals(rhs.sensorTypes.get(idx)))) ivarsEqual = false;
}
if( ! (pad3 == rhs.pad3)) ivarsEqual = false;
for(int idx = 0; idx < mineLocation.size(); idx++)
{
if( ! ( mineLocation.get(idx).equals(rhs.mineLocation.get(idx)))) ivarsEqual = false;
}
return ivarsEqual && super.equalsImpl(rhs);
}
} // end of class