JankMonitor

JankMonitor is a lightweight, highly scalable component for detecting UI Jank on Android. It is detected based on Choreographer.FrameCallback and Looper.Printer

Getting started

• BaseFrameCallback

    //support UnitFrameCallback SkipFrameCallback DropFrameCallback AverageFrameCallback
    UnitFrameCallback callback = new UnitFrameCallback(1000);
    callback.setOnUnitFrameFunc(mListener);// setListener
    ChoreographerManager.INSTANCE.start(callback); // get start
  
    //support custom extends BaseFrameCallback
    BaseFrameCallback callback = new BaseFrameCallback() {
        @Override
        public void onDoFrame(long frameTimeNanos) {
            Log.i(TAG, "onDoFrame: custom base frame callback");
        }
    };
  

• BasePrinter

Todo

• Complete the Demo and Usage
• Complete the Data-Adapter-Layer with Chain of Responsibility
• Unit Test
• Documents in blog post: the introduce of Smoothness and JankMonitor
• Method Cost Trace Feature