if (number1 < 0 || number2 < 0) {
String message = "Negative number cant be added!";
String detail = "Numbers: " + number1 + ", " + number2;
AddNumbersFault fault = new AddNumbersFault ();
fault.setMessage (message);
fault.setFaultInfo (detail);
throw new AddNumbersFault_Exception (message, fault);
}
return number1 + number2;