Method communicate

test/cpp/src/TestServer.cpp:404–406

  }

  void communicate(const char* event, void* ctx, const char* fn_name) {
    std::cout << event << ": " << *static_cast<std::string*>(ctx) << " = " << fn_name << '\n';
  }
};

class TestHandlerAsync : public ThriftTestCobSvIf {