Function PrintLogContents

src/leveldb/db/dumpfile.cc:54–72

Print contents of a log file. (*func)() is called on every record.

// Print contents of a log file. (*func)() is called on every record.
Status PrintLogContents(Env* env, const std::string& fname,
                        void (*func)(uint64_t, Slice, WritableFile*),
                        WritableFile* dst) {
  SequentialFile* file;
  Status s = env->NewSequentialFile(fname, &file);
  if (!s.ok()) {
    return s;
  }
  CorruptionReporter reporter;
  reporter.dst_ = dst;
  log::Reader reader(file, &reporter, true, 0);
  Slice record;
  std::string scratch;
  while (reader.ReadRecord(&record, &scratch)) {
    (*func)(reader.LastRecordOffset(), record, dst);
  }
  delete file;
  return Status::OK();
}

// Called on every item found in a WriteBatch.
class WriteBatchItemPrinter : public WriteBatch::Handler {