how to add splash screen in android studio java code example

Example: splash screen android studio

///*********************declarling time here********************
    private static int SPLASH_TIME_OUT = 4000;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        //This  code is used for hide the sheek bar of application************************************
        getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,WindowManager.LayoutParams.FLAG_FULLSCREEN);
        //***********************************************************************************************

        setContentView(R.layout.activity_main);

// this code is for splash screen ************************************************
        new Handler().postDelayed(new Runnable() {
            @Override
            public void run() {
                Intent intent = new Intent(MainActivity.this,HomeActivity.class);
                startActivity(intent);
                finish();
            }
        },SPLASH_TIME_OUT);
    }