Class foreign_storage::FileReaderMap¶

class FileReaderMap¶

Public Functions

const ReaderPtr getOrInsert(const std::string &path, std::shared_ptr<arrow::fs::FileSystem> &file_system)¶

const ReaderPtr insert(const std::string &path, std::shared_ptr<arrow::fs::FileSystem> &file_system)¶

void initializeIfEmpty(const std::string &path)¶

void clear()¶

Private Members

std::mutex mutex_¶

std::map<const std::string, UniqueReaderPtr> map_¶