how to close soft keyboard in android code example

Example: How to programmatically hide Android soft keyboard

private void closeSoftKeyboard() 
    { 
    	//If using a fragment use getActivity().getCurrentFocus()
        View v = this.getCurrentFocus(); 
  
  		// If Soft Keyboard is visible, it will be hide
        if (v != null) { 
          //If using a fragment use getActivity().getSystemService(...)
            InputMethodManager inputManager 
                = (InputMethodManager) 
                    getSystemService(Context.INPUT_METHOD_SERVICE); 
            inputManager.hideSoftInputFromWindow(v.getWindowToken(), 0); 
        } 
    }