Function LoadDataSources

tools/openlr/openlr_stat/openlr_stat.cpp:61–103

int32_t const kHandleAllSegments = -1;

void LoadDataSources(std::string const & pathToMWMFolder, std::vector<FrozenDataSource> & dataSources)
{
  CHECK(Platform::IsDirectory(pathToMWMFolder), (pathToMWMFolder, "must be a directory."));

  Platform::FilesList files;
  Platform::GetFilesByRegExp(pathToMWMFolder, boost::regex(std::string(".*\\") + DATA_FILE_EXTENSION), files);

  CHECK(!files.empty(), (pathToMWMFolder, "Contains no .mwm files."));

  size_t const numDataSources = dataSources.size();
  std::vector<uint64_t> numCountries(numDataSources);

  for (auto const & fileName : files)
  {
    auto const fullFileName = base::JoinPath(pathToMWMFolder, fileName);
    ModelReaderPtr reader(GetPlatform().GetReader(fullFileName, "f"));
    platform::LocalCountryFile localFile(pathToMWMFolder, platform::CountryFile(base::FilenameWithoutExt(fileName)),
                                         version::ReadVersionDate(reader));

    LOG(LINFO, ("Found mwm:", fullFileName));
    try
    {
      localFile.SyncWithDisk();
      for (size_t i = 0; i < numDataSources; ++i)
      {
        auto const result = dataSources[i].RegisterMap(localFile);
        CHECK_EQUAL(result.second, MwmSet::RegResult::Success, ("Can't register mwm:", localFile));

        auto const & info = result.first.GetInfo();
        if (info && info->GetType() == MwmInfo::COUNTRY)
          ++numCountries[i];
      }
    }
    catch (RootException const & ex)
    {
      CHECK(false, (ex.Msg(), "Bad mwm file:", localFile));
    }
  }

  for (size_t i = 0; i < numDataSources; ++i)
    if (numCountries[i] == 0)
      LOG(LWARNING, ("No countries for thread", i));
}

bool ValidateLimit(char const * flagname, int32_t value)
{