QName opName = new QName("http://mycompany.com/soap/service", "Login");
BindingOperationInfo boi = binding.getOperation(lastOperation);
boi = boi.getUnwrappedOperation();
boi = boi.getWrappedOperation();
谁能向我解释 getUnwrappedOperation() 与 getWrappedOperation() 之间的区别?包裹着什么?