Android Splash Screen Without Action bar

public class Splash extends   Activity {
private final int SPLASH_DISPLAY_LENGTH = 2000;//sces


@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.splash);

 ActionBar bar = getActionBar();
  bar.hide();

Thread timer=new Thread()
{
public void run()
{
try{
sleep(SPLASH_DISPLAY_LENGTH);
}
catch(InterruptedException e)
{

e.printStackTrace();
}
finally{
 

Intent i=new Intent(Splash.this,SignIn.class);
startActivity(i);
finish();
}

}
};
timer.start();

 


}



}