Android - Activity类和Manager类的更新通信

mTest.test(context);

    private InterfaceTest mTest;

    public void setTest(InterfaceTest test) {
        mTest = test;
    }
    public interface InterfaceTest {
        public void test(Context context);
    }

        StepCounterManager manager = StepCounterManager.sharedInstance();
        manager.setTest(mTest);

    private StepCounterManager.InterfaceTest mTest = new StepCounterManager.InterfaceTest() {
        @Override
        public void test(Context context) {
            Log.e("DEBUG: WCL", "更新界面");
            updateViews(false, context);
        }
    };