Function ReadFileToString

src/leveldb/util/env.cc:85–108

}

Status ReadFileToString(Env* env, const std::string& fname, std::string* data) {
  data->clear();
  SequentialFile* file;
  Status s = env->NewSequentialFile(fname, &file);
  if (!s.ok()) {
    return s;
  }
  static const int kBufferSize = 8192;
  char* space = new char[kBufferSize];
  while (true) {
    Slice fragment;
    s = file->Read(kBufferSize, &fragment, space);
    if (!s.ok()) {
      break;
    }
    data->append(fragment.data(), fragment.size());
    if (fragment.empty()) {
      break;
    }
  }
  delete[] space;
  delete file;
  return s;
}

EnvWrapper::~EnvWrapper() {}