// force to use a 'wrapped' type operation
WSIFMessage context = service.getContext();
context.setObjectPart(WSIFConstants.CONTEXT_OPERATION_STYLE, WSIFConstants.CONTEXT_OPERATION_STYLE_WRAPPED);
service.setContext(context);
Doc_TestPortType stub = (Doc_TestPortType) service.getStub(portName, Doc_TestPortType.class);
ComplexDocument_Type cdt = makeComplexDocument();
checkComplexDocument(cdt);
ComplexDocument_Type response = stub.complexDocument(cdt);
assertNotNull("response is null!!!", response);
checkComplexDocument(response);
} catch (Exception ex) {