public static String trimToNull(String text) {

		text = trim(text);

		if (text == null || text.isEmpty()) {
			return null;
		}

		return text;
	}
public static String trimToNull(String text) {

		text = trim(text);

		if (text == null || text.isEmpty()) {
			return null;
		}

		return text;
	}
public static String trimToNull ( String text ) { text = trim ( text ) ; if ( text == null || text . isEmpty ( ) ) { return null ; } return text ; }
Trims down text to null if empty

@param text to be trimmed
@return text or null if empty
Trims down text to null if empty