Method Exists

cpp/src/arrow/io/hdfs.cc:416–421

  }

  bool Exists(const std::string& path) {
    // hdfsExists does not distinguish between RPC failure and the file not
    // existing
    int ret = driver_->Exists(fs_, path.c_str());
    return ret == 0;
  }

  Status GetCapacity(int64_t* nbytes) {
    tOffset ret = driver_->GetCapacity(fs_);