returns a composed operator that first applies this operator to its input , and then applies the after operator to the result.if evaluation of either operator throws an exception , it is relayed to the caller of the composed operator . concode_field_sep PlaceHolder placeHolder concode_field_sep double applyAsDouble concode_elem_sep DoubleUnaryOperator compose concode_elem_sep DoubleUnaryOperator identity
DoubleUnaryOperator function ( DoubleUnaryOperator arg0 ) { Objects . requireNonNull ( arg0 ) ; return ( double loc0 ) -> arg0 . applyAsDouble ( applyAsDouble ( loc0 ) ) ; }