edu.nps.moves.dis7.LiveSimulationAddress Maven / Gradle / Ivy

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package edu.nps.moves.dis7;

import java.io.*;

/**
 * A simulation's designation associated with all Live Entity IDs contained in
 * Live Entity PDUs. Section 6.2.55
 *
 * 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 LiveSimulationAddress extends Object implements Serializable {

    /**
     * facility, installation, organizational unit or geographic location may
     * have multiple sites associated with it. The Site Number is the first
     * component of the Live Simulation Address, which defines a live
     * simulation.
     */
    protected short liveSiteNumber;

    /**
     * An application associated with a live site is termed a live application.
     * Each live application participating in an event
     */
    protected short liveApplicationNumber;

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

    public int getMarshalledSize() {
        int marshalSize = 0;

        marshalSize = marshalSize + 1;  // liveSiteNumber
        marshalSize = marshalSize + 1;  // liveApplicationNumber

        return marshalSize;
    }

    public void setLiveSiteNumber(short pLiveSiteNumber) {
        liveSiteNumber = pLiveSiteNumber;
    }

    public short getLiveSiteNumber() {
        return liveSiteNumber;
    }

    public void setLiveApplicationNumber(short pLiveApplicationNumber) {
        liveApplicationNumber = pLiveApplicationNumber;
    }

    public short getLiveApplicationNumber() {
        return liveApplicationNumber;
    }

    public void marshal(DataOutputStream dos) {
        try {
            dos.writeByte((byte) liveSiteNumber);
            dos.writeByte((byte) liveApplicationNumber);
        } // end try 
        catch (Exception e) {
            System.out.println(e);
        }
    } // end of marshal method

    public void unmarshal(DataInputStream dis) {
        try {
            liveSiteNumber = (short) dis.readUnsignedByte();
            liveApplicationNumber = (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.put((byte) liveSiteNumber);
        buff.put((byte) liveApplicationNumber);
    } // 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) {
        liveSiteNumber = (short) (buff.get() & 0xFF);
        liveApplicationNumber = (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 LiveSimulationAddress)) {
            return false;
        }

        final LiveSimulationAddress rhs = (LiveSimulationAddress) obj;

        if (!(liveSiteNumber == rhs.liveSiteNumber)) {
            ivarsEqual = false;
        }
        if (!(liveApplicationNumber == rhs.liveApplicationNumber)) {
            ivarsEqual = false;
        }

        return ivarsEqual;
    }
} // end of class