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package edu.nps.moves.dis7;

import java.io.*;

/**
 * Section 7.5.5. Stop or freeze an enity (or exercise). COMPLETE
 *
 * 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 StopFreezePdu extends SimulationManagementFamilyPdu implements Serializable {


    /**
     * real-world(UTC) time at which the entity shall stop or freeze in the
     * exercise
     */
    protected ClockTime realWorldTime = new ClockTime();

    /**
     * Reason the simulation was stopped or frozen (see section 7 of
     * SISO-REF-010) represented by an 8-bit enumeration
     */
    protected short reason;

    /**
     * Internal behavior of the entity(or simulation) and its appearance while
     * frozen to the other participants
     */
    protected short frozenBehavior;

    /**
     * padding
     */
    protected short padding1 = (short) 0;

    /**
     * Request ID that is unique
     */
    protected long requestID;

    /**
     * Constructor
     */
    public StopFreezePdu() {
        setPduType((short) 14);
    }

    public int getMarshalledSize() {
        int marshalSize = 0;

        marshalSize = super.getMarshalledSize();
        marshalSize = marshalSize + realWorldTime.getMarshalledSize();  // realWorldTime
        marshalSize = marshalSize + 1;  // reason
        marshalSize = marshalSize + 1;  // frozenBehavior
        marshalSize = marshalSize + 2;  // padding1
        marshalSize = marshalSize + 4;  // requestID

        return marshalSize;
    }

    public void setOriginatingID(EntityID pOriginatingID) {
        setOriginatingEntityID(pOriginatingID);
    }

    public EntityID getOriginatingID() {
        return getOriginatingEntityID();
    }

    public void setReceivingID(EntityID pReceivingID) {
        setReceivingEntityID(pReceivingID);
    }

    public EntityID getReceivingID() {
        return getReceivingEntityID();
    }

    public void setRealWorldTime(ClockTime pRealWorldTime) {
        realWorldTime = pRealWorldTime;
    }

    public ClockTime getRealWorldTime() {
        return realWorldTime;
    }

    public void setReason(short pReason) {
        reason = pReason;
    }

    public short getReason() {
        return reason;
    }

    public void setFrozenBehavior(short pFrozenBehavior) {
        frozenBehavior = pFrozenBehavior;
    }

    public short getFrozenBehavior() {
        return frozenBehavior;
    }

    public void setPadding1(short pPadding1) {
        padding1 = pPadding1;
    }

    public short getPadding1() {
        return padding1;
    }

    public void setRequestID(long pRequestID) {
        requestID = pRequestID;
    }

    public long getRequestID() {
        return requestID;
    }

    public void marshal(DataOutputStream dos) {
        super.marshal(dos);
        try {
            realWorldTime.marshal(dos);
            dos.writeByte((byte) reason);
            dos.writeByte((byte) frozenBehavior);
            dos.writeShort((short) padding1);
            dos.writeInt((int) requestID);
        } // end try 
        catch (Exception e) {
            System.out.println(e);
        }
    } // end of marshal method

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

        try {
            realWorldTime.unmarshal(dis);
            reason = (short) dis.readUnsignedByte();
            frozenBehavior = (short) dis.readUnsignedByte();
            padding1 = dis.readShort();
            requestID = dis.readInt();
        } // 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);
        realWorldTime.marshal(buff);
        buff.put((byte) reason);
        buff.put((byte) frozenBehavior);
        buff.putShort((short) padding1);
        buff.putInt((int) requestID);
    } // 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);

        realWorldTime.unmarshal(buff);
        reason = (short) (buff.get() & 0xFF);
        frozenBehavior = (short) (buff.get() & 0xFF);
        padding1 = buff.getShort();
        requestID = buff.getInt();
    } // 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 StopFreezePdu)) {
            return false;
        }

        final StopFreezePdu rhs = (StopFreezePdu) obj;

        if (!(getOriginatingEntityID().equals(rhs.getOriginatingEntityID()))) {
            ivarsEqual = false;
        }
        if (!(getReceivingEntityID().equals(rhs.getReceivingEntityID()))) {
            ivarsEqual = false;
        }
        if (!(realWorldTime.equals(rhs.realWorldTime))) {
            ivarsEqual = false;
        }
        if (!(reason == rhs.reason)) {
            ivarsEqual = false;
        }
        if (!(frozenBehavior == rhs.frozenBehavior)) {
            ivarsEqual = false;
        }
        if (!(padding1 == rhs.padding1)) {
            ivarsEqual = false;
        }
        if (!(requestID == rhs.requestID)) {
            ivarsEqual = false;
        }

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