// Copyright 2019-2020 CERN and copyright holders of ALICE O2.

// See https://alice-o2.web.cern.ch/copyright for details of the copyright holders.

// All rights not expressly granted are reserved.

//

// This software is distributed under the terms of the GNU General Public

// License v3 (GPL Version 3), copied verbatim in the file "COPYING".

//

// In applying this license CERN does not waive the privileges and immunities

// granted to it by virtue of its status as an Intergovernmental Organization

// or submit itself to any jurisdiction.

#include "CommonUtils/RootSerializableKeyValueStore.h"

#include <iostream>

using namespace o2::utils;

namespace

{

template <typename T>

std::string stringFromType(char* buffer)

{

T value;

std::memcpy(&value, buffer, sizeof(T));

return std::to_string(value);

}

} // namespace

void RootSerializableKeyValueStore::print(bool includetypeinfo) const

{

for (auto& p : mStore) {

const auto& key = p.first;

const auto info = p.second;

auto tinfo = info.typeinfo_name;

std::string value("unknown-value");

// let's try to decode the value as a string if we can

if (tinfo == typeid(int).name()) {

value = stringFromType<int>(info.bufferptr);

}

// let's try to decode the value as a string if we can

else if (tinfo == typeid(unsigned int).name()) {

value = stringFromType<unsigned int>(info.bufferptr);

}

// let's try to decode the value as a string if we can

else if (tinfo == typeid(short).name()) {

value = stringFromType<short>(info.bufferptr);

}

// let's try to decode the value as a string if we can

else if (tinfo == typeid(unsigned short).name()) {

value = stringFromType<unsigned short>(info.bufferptr);

}

// let's try to decode the value as a string if we can

else if (tinfo == typeid(double).name()) {

value = stringFromType<double>(info.bufferptr);

}

// let's try to decode the value as a string if we can

else if (tinfo == typeid(float).name()) {

value = stringFromType<float>(info.bufferptr);

}

// let's try to decode the value as a string if we can

else if (tinfo == typeid(std::string).name()) {

value = *(get<std::string>(key));

}

std::cout << "key: " << key << " value: " << value;

if (includetypeinfo) {

std::cout << " type: " << info.typeinfo_name;

}

std::cout << "\n";

}

}