Method Init

cpp/src/arrow/io/compressed.cc:50–56

      : pool_(pool), raw_(raw), is_open_(false), compressed_pos_(0), total_pos_(0) {}

  Status Init(Codec* codec) {
    ARROW_ASSIGN_OR_RAISE(compressor_, codec->MakeCompressor());
    ARROW_ASSIGN_OR_RAISE(compressed_, AllocateResizableBuffer(kChunkSize, pool_));
    compressed_pos_ = 0;
    is_open_ = true;
    return Status::OK();
  }

  Result<int64_t> Tell() const {
    std::lock_guard<std::mutex> guard(lock_);