WebCC/examples/soap_calc_client_parasoft.cc

#include <iostream>

#include "webcc/logger.h"
#include "webcc/soap_client.h"

// -----------------------------------------------------------------------------

static const std::string kResultName = "Result";

class CalcClient {
public:
  // NOTE: Parasoft's calculator service uses SOAP V1.1.
  CalcClient(const std::string& url)
      : soap_client_(url, webcc::kSoapV11) {
    soap_client_.SetTimeout(5);

    soap_client_.set_service_ns({
      "cal", "http://www.parasoft.com/wsdl/calculator/"
    });

    // Customize request XML format.
    soap_client_.set_format_raw(false);
    soap_client_.set_indent_str("  ");
  }

  bool Add(double x, double y, double* result) {
    return Calc("add", "x", "y", x, y, result);
  }

  bool Subtract(double x, double y, double* result) {
    return Calc("subtract", "x", "y", x, y, result);
  }

  bool Multiply(double x, double y, double* result) {
    return Calc("multiply", "x", "y", x, y, result);
  }

  bool Divide(double x, double y, double* result) {
    return Calc("divide", "numerator", "denominator", x, y, result);
  }

  // Only for testing purpose.
  bool Unknown(double x, double y, double* result) {
    return Calc("unknown", "x", "y", x, y, result);
  }

private:
  bool Calc(const std::string& operation,
            const std::string& x_name, const std::string& y_name,
            double x, double y,
            double* result) {
    std::vector<webcc::SoapParameter> parameters{
      { x_name, x },
      { y_name, y }
    };

    std::string result_str;
    if (!soap_client_.Request(operation, std::move(parameters), kResultName, 0,
                              &result_str)) {
      PrintError();
      return false;
    }

    try {
      *result = std::stod(result_str);
    } catch (const std::exception&) {
      return false;
    }

    return true;
  }

  void PrintError() {
    std::cout << webcc::DescribeError(soap_client_.error());
    if (soap_client_.timed_out()) {
      std::cout << " (timed out)";
    }

    std::cout << std::endl;

    if (soap_client_.fault()) {
      std::cout << *soap_client_.fault() << std::endl;
    }
  }

  webcc::SoapClient soap_client_;
};

// -----------------------------------------------------------------------------

int main() {
  WEBCC_LOG_INIT("", webcc::LOG_CONSOLE);

  CalcClient calc("http://ws1.parasoft.com/glue/calculator");

  double x = 1.0;
  double y = 2.0;
  double result = 0.0;

  if (calc.Add(x, y, &result)) {
    printf("add: %.1f\n", result);
  }

  if (calc.Subtract(x, y, &result)) {
    printf("subtract: %.1f\n", result);
  }

  if (calc.Multiply(x, y, &result)) {
    printf("multiply: %.1f\n", result);
  }

  if (calc.Divide(x, y, &result)) {
    printf("divide: %.1f\n", result);
  }

  calc.Unknown(x, y, &result);

  return 0;
}