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edu.nps.moves.dis.ElectronicEmissionBeamData Maven / Gradle / Ivy

package edu.nps.moves.dis;

import java.util.*;
import java.io.*;

/**
 * Description of one electronic emission beam
 *
 * Copyright (c) 2008-2016, 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 ElectronicEmissionBeamData extends Object implements Serializable {

    /**
     * This field shall specify the length of this beams data in 32 bit words
     */
    protected short beamDataLength;

    /**
     * This field shall specify a unique emitter database number assigned to
     * differentiate between otherwise similar or identical emitter beams within
     * an emitter system.
     */
    protected short beamIDNumber;

    /**
     * This field shall specify a Beam Parameter Index number that shall be used
     * by receiving entities in conjunction with the Emitter Name field to
     * provide a pointer to the stored database parameters required to
     * regenerate the beam.
     */
    protected int beamParameterIndex;

    /**
     * Fundamental parameter data such as frequency range, beam sweep, etc.
     */
    protected FundamentalParameterData fundamentalParameterData = new FundamentalParameterData();

    /**
     * beam function of a particular beam
     */
    protected short beamFunction;

    /**
     * Number of track/jam targets
     */
    protected short numberOfTrackJamTargets;

    /**
     * wheher or not the receiving simulation apps can assume all the targets in
     * the scan pattern are being tracked/jammed
     */
    protected short highDensityTrackJam;

    /**
     * padding
     */
    protected short pad4 = (short) 0;

    /**
     * identify jamming techniques used
     */
    protected long jammingModeSequence;

    /**
     * variable length variablelist of track/jam targets
     */
    protected List< TrackJamTarget> trackJamTargets = new ArrayList< TrackJamTarget>();

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

    public int getMarshalledSize() {
        int marshalSize = 0;

        marshalSize = marshalSize + 1;  // beamDataLength
        marshalSize = marshalSize + 1;  // beamIDNumber
        marshalSize = marshalSize + 2;  // beamParameterIndex
        marshalSize = marshalSize + fundamentalParameterData.getMarshalledSize();  // fundamentalParameterData
        marshalSize = marshalSize + 1;  // beamFunction
        marshalSize = marshalSize + 1;  // numberOfTrackJamTargets
        marshalSize = marshalSize + 1;  // highDensityTrackJam
        marshalSize = marshalSize + 1;  // pad4
        marshalSize = marshalSize + 4;  // jammingModeSequence
        for (int idx = 0; idx < trackJamTargets.size(); idx++) {
            TrackJamTarget listElement = trackJamTargets.get(idx);
            marshalSize = marshalSize + listElement.getMarshalledSize();
        }

        return marshalSize;
    }

    public short getBeamDataLength() {
        return beamDataLength;
    }

    short calculateBeamDataLength() {
        //beam length = 13 + 2*track/jamTargets
        return (short) ((2 * getTrackJamTargets().size()) + 13);
    }

    public void setBeamIDNumber(short pBeamIDNumber) {
        beamIDNumber = pBeamIDNumber;
    }

    public short getBeamIDNumber() {
        return beamIDNumber;
    }

    public void setBeamParameterIndex(int pBeamParameterIndex) {
        beamParameterIndex = pBeamParameterIndex;
    }

    public int getBeamParameterIndex() {
        return beamParameterIndex;
    }

    public void setFundamentalParameterData(FundamentalParameterData pFundamentalParameterData) {
        fundamentalParameterData = pFundamentalParameterData;
    }

    public FundamentalParameterData getFundamentalParameterData() {
        return fundamentalParameterData;
    }

    public void setBeamFunction(short pBeamFunction) {
        beamFunction = pBeamFunction;
    }

    public short getBeamFunction() {
        return beamFunction;
    }

    public short getNumberOfTrackJamTargets() {
        return (short) trackJamTargets.size();
    }

    /**
     * Note that setting this value will not change the marshalled value. The
     * list whose length this describes is used for that purpose. The
     * getnumberOfTrackJamTargets 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 setNumberOfTrackJamTargets(short pNumberOfTrackJamTargets) {
        numberOfTrackJamTargets = pNumberOfTrackJamTargets;
    }

    public void setHighDensityTrackJam(short pHighDensityTrackJam) {
        highDensityTrackJam = pHighDensityTrackJam;
    }

    public short getHighDensityTrackJam() {
        return highDensityTrackJam;
    }

    public void setPad4(short pPad4) {
        pad4 = pPad4;
    }

    public short getPad4() {
        return pad4;
    }

    public void setJammingModeSequence(long pJammingModeSequence) {
        jammingModeSequence = pJammingModeSequence;
    }

    public long getJammingModeSequence() {
        return jammingModeSequence;
    }

    public void setTrackJamTargets(List pTrackJamTargets) {
        trackJamTargets = pTrackJamTargets;
    }

    public List getTrackJamTargets() {
        return trackJamTargets;
    }

    /**
     * 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.put((byte) calculateBeamDataLength());
        buff.put((byte) beamIDNumber);
        buff.putShort((short) beamParameterIndex);
        fundamentalParameterData.marshal(buff);
        buff.put((byte) beamFunction);
        buff.put((byte) trackJamTargets.size());
        buff.put((byte) highDensityTrackJam);
        buff.put((byte) pad4);
        buff.putInt((int) jammingModeSequence);

        for (int idx = 0; idx < trackJamTargets.size(); idx++) {
            TrackJamTarget aTrackJamTarget = (TrackJamTarget) trackJamTargets.get(idx);
            aTrackJamTarget.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) {
        beamDataLength = (short) (buff.get() & 0xFF);
        beamIDNumber = (short) (buff.get() & 0xFF);
        beamParameterIndex = (int) (buff.getShort() & 0xFFFF);
        fundamentalParameterData.unmarshal(buff);
        beamFunction = (short) (buff.get() & 0xFF);
        numberOfTrackJamTargets = (short) (buff.get() & 0xFF);
        highDensityTrackJam = (short) (buff.get() & 0xFF);
        pad4 = (short) (buff.get() & 0xFF);
        jammingModeSequence = buff.getInt();
        for (int idx = 0; idx < numberOfTrackJamTargets; idx++) {
            TrackJamTarget anX = new TrackJamTarget();
            anX.unmarshal(buff);
            trackJamTargets.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);
    }

    /**
     * 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 ElectronicEmissionBeamData)) {
            return false;
        }

        final ElectronicEmissionBeamData rhs = (ElectronicEmissionBeamData) obj;

        if (!(beamDataLength == rhs.beamDataLength)) {
            ivarsEqual = false;
        }
        if (!(beamIDNumber == rhs.beamIDNumber)) {
            ivarsEqual = false;
        }
        if (!(beamParameterIndex == rhs.beamParameterIndex)) {
            ivarsEqual = false;
        }
        if (!(fundamentalParameterData.equals(rhs.fundamentalParameterData))) {
            ivarsEqual = false;
        }
        if (!(beamFunction == rhs.beamFunction)) {
            ivarsEqual = false;
        }
        if (!(numberOfTrackJamTargets == rhs.numberOfTrackJamTargets)) {
            ivarsEqual = false;
        }
        if (!(highDensityTrackJam == rhs.highDensityTrackJam)) {
            ivarsEqual = false;
        }
        if (!(pad4 == rhs.pad4)) {
            ivarsEqual = false;
        }
        if (!(jammingModeSequence == rhs.jammingModeSequence)) {
            ivarsEqual = false;
        }

        for (int idx = 0; idx < trackJamTargets.size(); idx++) {
            if (!(trackJamTargets.get(idx).equals(rhs.trackJamTargets.get(idx)))) {
                ivarsEqual = false;
            }
        }

        return ivarsEqual;
    }
} // end of class




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