Method BeforeFirst

src/io/threaded_input_split.h:49–54

    delete base_;
  }
  virtual void BeforeFirst() {
    iter_.BeforeFirst();
    if (tmp_chunk_ != NULL) {
      iter_.Recycle(&tmp_chunk_);
    }
  }
  virtual void HintChunkSize(size_t chunk_size) {
    buffer_size_ = std::max(chunk_size / sizeof(uint32_t), buffer_size_);
  }