public Object getLiteralValue() {
	String text = getText();
	if ( getType() == QUOTED_STRING ) {
		text = text.substring( 1, text.length() -1 );
	}

	final Type inherentType = getDataType();
	if ( inherentType == null ) {
		return text;
	}

	return ( (SingleColumnType) inherentType ).fromStringValue( text );
}
 

SingleColumnType<? super J> getHibernateType();