ceph/src/rocksdb/db/blob/blob_file_meta.cc

   1 //  Copyright (c) 2011-present, Facebook, Inc.  All rights reserved.
   2 //  This source code is licensed under both the GPLv2 (found in the
   3 //  COPYING file in the root directory) and Apache 2.0 License
   4 //  (found in the LICENSE.Apache file in the root directory).
   5
   6 #include "db/blob/blob_file_meta.h"
   7
   8 #include <ostream>
   9 #include <sstream>
  10
  11 namespace ROCKSDB_NAMESPACE {
  12
  13 std::string SharedBlobFileMetaData::DebugString() const {
  14   std::ostringstream oss;
  15   oss << (*this);
  16
  17   return oss.str();
  18 }
  19
  20 std::ostream& operator<<(std::ostream& os,
  21                          const SharedBlobFileMetaData& shared_meta) {
  22   os << "blob_file_number: " << shared_meta.GetBlobFileNumber()
  23      << " total_blob_count: " << shared_meta.GetTotalBlobCount()
  24      << " total_blob_bytes: " << shared_meta.GetTotalBlobBytes()
  25      << " checksum_method: " << shared_meta.GetChecksumMethod()
  26      << " checksum_value: " << shared_meta.GetChecksumValue();
  27
  28   return os;
  29 }
  30
  31 std::string BlobFileMetaData::DebugString() const {
  32   std::ostringstream oss;
  33   oss << (*this);
  34
  35   return oss.str();
  36 }
  37
  38 std::ostream& operator<<(std::ostream& os, const BlobFileMetaData& meta) {
  39   const auto& shared_meta = meta.GetSharedMeta();
  40   assert(shared_meta);
  41   os << (*shared_meta);
  42
  43   os << " linked_ssts: {";
  44   for (uint64_t file_number : meta.GetLinkedSsts()) {
  45     os << ' ' << file_number;
  46   }
  47   os << " }";
  48
  49   os << " garbage_blob_count: " << meta.GetGarbageBlobCount()
  50      << " garbage_blob_bytes: " << meta.GetGarbageBlobBytes();
  51
  52   return os;
  53 }
  54
  55 }  // namespace ROCKSDB_NAMESPACE