question: @ Override public String toString ( ) { StringBuilder sb = new StringBuilder ( label . length ( ) * 2 ) ; sb . append ( '"' ) ; sb . append ( label ) ; sb . append ( '"' ) ; if ( Literals . isLanguageLiteral ( this ) ) { sb . append ( '@' ) ; sb . append ( language ) ; } else { sb . append ( "^^<" ) ; sb . append ( datatype . toString ( ) ) ; sb . append ( ">" ) ; } return sb . toString ( ) ; }
target:  Returns the label of the literal.