Method getReadBuffer

src/Backups/BackupEntryFromAppendOnlyFile.cpp:52–62

BackupEntryFromAppendOnlyFile::~BackupEntryFromAppendOnlyFile() = default;

std::unique_ptr<SeekableReadBuffer> BackupEntryFromAppendOnlyFile::getReadBuffer(const ReadSettings & read_settings) const
{
    std::unique_ptr<SeekableReadBuffer> buf;
    if (tmp_file)
        buf = tmp_file->readRaw();
    else if (copy_encrypted)
        buf = disk->readEncryptedFile(file_path, read_settings.adjustBufferSize(size));
    else
        buf = disk->readFile(file_path, read_settings.adjustBufferSize(size));
    return std::make_unique<LimitSeekableReadBuffer>(std::move(buf), 0, size);
}

}