io.socket.client.AckWithTimeOut Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of socket.io-client Show documentation

Socket.IO Client Library for Java

The newest version!

package io.socket.client;

import java.util.Timer;
import java.util.TimerTask;

public abstract class AckWithTimeOut implements Ack {

    private Timer timer;
    private long timeOut = 0;
    private boolean called = false;

    public AckWithTimeOut() {
    }

    public AckWithTimeOut(long timeout_after) {
        if (timeout_after <= 0)
            return;
        this.timeOut = timeout_after;
        startTimer();
    }

    private void startTimer() {
        timer = new Timer();
        timer.schedule(new TimerTask() {
            @Override
            public void run() {
                callback(new NoAck());
            }
        }, timeOut);
    }

    void resetTimer() {
        if (timer != null) {
            timer.cancel();
            startTimer();
        }
    }

    void cancelTimer() {
        if (timer != null)
            timer.cancel();
    }

    void callback(Object... args) {
        if (called) return;
        called = true;
        cancelTimer();
        call(args);
    }
}