zabstractevent.java

ZDrive Driving Warning System

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package zdrive.protocols;

import java.util.ArrayDeque;
import java.util.Deque;
import zdrive.engines.ZUpdaterThreadsInterface;

/**
 *
 * @author Mohamed Aly
 */
public abstract class ZAbstractEvent extends Thread implements ZEventInterface{

    protected double velocity_kph;
    protected double total_distance_m;
    protected double remaining_distance_m;
    protected int event;
    protected String direction;
    protected boolean completed;
    protected Deque <ZUpdaterThreadsInterface> tobenotified;

    public abstract double getVelocity();
    public abstract double getRemainingDistance();
    public abstract double getTotalDistance();
    public abstract int getEvent();
    public abstract String getDirection();
    public abstract boolean isCompleted();
    @Override
    public abstract void run();

    public void addThreadToBeNotifiedOnCompletion(ZUpdaterThreadsInterface x){

        if(tobenotified == null) tobenotified = new ArrayDeque<ZUpdaterThreadsInterface>();
        tobenotified.add(x);

    }

    protected void notifyAllThreads(){

        while(tobenotified.size() > 0){

            tobenotified.pollFirst().wakeMeUp();

        }
    }
}