protected int checkHorizontalKey(int key, String exception) {  return 0; }
protected  int checkHorizontalKey(int key, String exception) { switch (key) { case SwingConstants.RIGHT: case SwingConstants.LEFT: case SwingConstants.CENTER: case SwingConstants.LEADING: case SwingConstants.TRAILING: break; default: throw new IllegalArgumentException(exception); } return key; }
	protected int checkHorizontalKey(int key, String exception) {		//       Verify that key is a legal value for the horizontalAlignment properties.		return 0;	}