public String toString(Charset encoding){
  StringBuilder out=new StringBuilder();
  appendTo(out,encoding);
  return out.toString();
}

public String toString ( Charset encoding ) { StringBuilder out = new StringBuilder ( ) ; appendTo ( out , encoding ) ; return out . toString ( ) ; }
returns the string representation of these parameters using the specified encoding , e . g . , " q = flowers & n = 20 " .
