prestonbane/src/engine/net/client/msg/UnloadObjectsMsg.java

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//      Magicbane Emulator Project © 2013 - 2022
//                www.magicbane.com


package engine.net.client.msg;


import engine.net.AbstractConnection;
import engine.net.ByteBufferReader;
import engine.net.ByteBufferWriter;
import engine.net.client.Protocol;
import engine.objects.AbstractGameObject;
import org.pmw.tinylog.Logger;

import java.util.HashMap;


public class UnloadObjectsMsg extends ClientNetMsg {

    private HashMap<Integer, Integer> objectList = new HashMap<>();

    /**
     * This is the general purpose constructor.
     */
    public UnloadObjectsMsg() {
        super(Protocol.FORGETOBJECTS);
        init();
    }

    /**
     * This constructor is used by NetMsgFactory. It attempts to deserialize the
     * ByteBuffer into a message. If a BufferUnderflow occurs (based on reading
     * past the limit) then this constructor Throws that Exception to the
     * caller.
     */
    public UnloadObjectsMsg(AbstractConnection origin, ByteBufferReader reader) {
        super(Protocol.FORGETOBJECTS, origin, reader);
    }

    private void init() {
        objectList = new HashMap<>();
    }

    /**
     * Serializes the subclass specific items to the supplied NetMsgWriter.
     */
    @Override
    protected void _serialize(ByteBufferWriter writer) {

        if (this.objectList == null) {
            writer.putInt(0);
            return;
        }

        writer.putInt(this.objectList.size());
        for (int objectUUID : this.objectList.keySet()) {
            writer.putInt(this.objectList.get(objectUUID));
            writer.putInt(objectUUID);
        }

    }

    /**
     * Deserializes the subclass specific items from the supplied NetMsgReader.
     */
    @Override
    protected void _deserialize(ByteBufferReader reader) {
        init();
        int size = reader.getInt();
//		for (int i = 0; i < size; i++)
//			this.objectList.add(reader.getLong());
        Logger.info("Client telling server to unload objects.. ??");
    }

    public HashMap<Integer, Integer> getObjectList() {
        return this.objectList;
    }

    public void addObject(AbstractGameObject value) {
        this.objectList.put(value.getObjectUUID(), value.getObjectType().ordinal());
    }

    public int size() {
        return this.objectList.size();
    }

    @Override
    protected int getPowerOfTwoBufferSize() {
        return 13;
    }
}