Helper.hpp

Go to the documentation of this file.

#ifndef RAD_HELPER_HPP
#define RAD_HELPER_HPP

#include <rad/GetPayload.hpp>
#include <rad/Logger.hpp>

#include <string>


namespace rad {

class Helper {

public:
    static constexpr const char* INTROOT = "INTROOT";

    static std::string  GetHostname(const bool withDomain = false);

    static std::string  FindFile(const std::string& fileName);
    static bool         FileExists(const std::string& fileName);
    static std::string  GetEnvVar(const std::string& key);
    static std::string  CreateIdentity();
    static void         SplitAddrPort(const std::string addrPort, std::string& addr, int& port);

    template<typename EVENT>
    static const std::string GetRequestId(rad::AnyEvent const& event);

    Helper() = delete;
    Helper(const Helper&) = delete;
    Helper& operator= (const Helper&) = delete;
};

template<typename EVENT>
const std::string Helper::GetRequestId(rad::AnyEvent const& event) {
    RAD_LOG_TRACE();

    auto payload = rad::getPayload_nothrow<EVENT>(event);
    if (payload == nullptr) {
        RAD_LOG_ERROR() << "Last event's payload is NULL!";
        return "";
    }
    return payload->GetOriginatorId();
}


} // namespace rad

#endif