public void showEmpty(Drawable emptyImageDrawable,String emptyTextTitle,String emptyTextContent){
  switchState(EMPTY,emptyImageDrawable,emptyTextTitle,emptyTextContent,null,null,Collections.<Integer>emptyList());
}

public void showEmpty ( Drawable emptyImageDrawable , String emptyTextTitle , String emptyTextContent ) { switchState ( EMPTY , emptyImageDrawable , emptyTextTitle , emptyTextContent , null , null , Collections . < Integer > emptyList ( ) ) ; }
show empty view when there are not data to show
