Android Open Source - playnomics-android Heart Beat Producer

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License

The source code is released under:

Apache License

Java Source Code

package com.playnomics.android.session;
/*  ww  w  . jav  a  2 s .  c  om*/
import java.util.concurrent.atomic.AtomicBoolean;

import com.playnomics.android.util.IConfig;

import android.os.Handler;
import android.os.Message;
import android.os.Looper;

public class HeartBeatProducer implements IHeartBeatProducer {
  private static final int MSG_HEART_BEAT = 0xBEA1; 

  private AtomicBoolean started;
  private HeartBeatHandler heartBeatHandler;
  private int delayIndex = 0;
  private int[] heartBeatIntervals;

  public HeartBeatProducer() {
    this.started = new AtomicBoolean(false);
  }

  public HeartBeatProducer(IConfig config) {
    this.started = new AtomicBoolean(false);
    this.heartBeatIntervals = config.getHeartBeatIntervalInMinutes();
  }

  public void start(final HeartBeatHandler handler) {
    if (started.getAndSet(true)) {
      return;
    }
    heartBeatHandler = handler;
    delayIndex = 0;
    setHeartBeatTimer(heartBeatIntervals[delayIndex]);
  }

  public void stop() {
    if (!started.getAndSet(false)) {
      return;
    }
    mHandler.removeMessages(MSG_HEART_BEAT);
  }

  public boolean isRunningForLongTime() {
    return (delayIndex!=0);
  }

  public int getHeartBeatIntervalInMinutes() {
    return heartBeatIntervals[delayIndex];
  }

    private Handler mHandler = new Handler(Looper.getMainLooper()) {
        @Override 
        public void handleMessage(Message msg) { 
            switch (msg.what) { 
                case MSG_HEART_BEAT: { 
                  HandleHeartBeat();
                    break;  
                } 
                default: 
                  super.handleMessage(msg); 
            }
        }
    };

    private void HandleHeartBeat() {
      int delayInMillSeconds = heartBeatIntervals[delayIndex]*60*1000;
      setHeartBeatTimer(getNextDelayInMinutes());
      heartBeatHandler.onHeartBeat(delayInMillSeconds);
    }
 
  private void setHeartBeatTimer(long delayInMinutes) {
        mHandler.sendMessageDelayed(mHandler.obtainMessage(MSG_HEART_BEAT), delayInMinutes*60*1000); 
    }

  private int getNextDelayInMinutes() {
    int nextIndex = delayIndex + 1;
    if (nextIndex<heartBeatIntervals.length) {
      delayIndex = nextIndex;
      }
    return heartBeatIntervals[delayIndex];
  }

}

Java Source Code List

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