ceph/src/rocksdb/db/write_batch_base.cc

   1 //  Copyright (c) 2011-present, Facebook, Inc.  All rights reserved.
   2 //  This source code is licensed under the BSD-style license found in the
   3 //  LICENSE file in the root directory of this source tree. An additional grant
   4 //  of patent rights can be found in the PATENTS file in the same directory.
   5
   6 #include "rocksdb/write_batch_base.h"
   7
   8 #include <string>
   9
  10 #include "rocksdb/slice.h"
  11 #include "rocksdb/status.h"
  12
  13 namespace rocksdb {
  14
  15 // Simple implementation of SlicePart variants of Put().  Child classes
  16 // can override these method with more performant solutions if they choose.
  17 Status WriteBatchBase::Put(ColumnFamilyHandle* column_family,
  18                            const SliceParts& key, const SliceParts& value) {
  19   std::string key_buf, value_buf;
  20   Slice key_slice(key, &key_buf);
  21   Slice value_slice(value, &value_buf);
  22
  23   return Put(column_family, key_slice, value_slice);
  24 }
  25
  26 Status WriteBatchBase::Put(const SliceParts& key, const SliceParts& value) {
  27   std::string key_buf, value_buf;
  28   Slice key_slice(key, &key_buf);
  29   Slice value_slice(value, &value_buf);
  30
  31   return Put(key_slice, value_slice);
  32 }
  33
  34 Status WriteBatchBase::Delete(ColumnFamilyHandle* column_family,
  35                               const SliceParts& key) {
  36   std::string key_buf;
  37   Slice key_slice(key, &key_buf);
  38   return Delete(column_family, key_slice);
  39 }
  40
  41 Status WriteBatchBase::Delete(const SliceParts& key) {
  42   std::string key_buf;
  43   Slice key_slice(key, &key_buf);
  44   return Delete(key_slice);
  45 }
  46
  47 Status WriteBatchBase::SingleDelete(ColumnFamilyHandle* column_family,
  48                                     const SliceParts& key) {
  49   std::string key_buf;
  50   Slice key_slice(key, &key_buf);
  51   return SingleDelete(column_family, key_slice);
  52 }
  53
  54 Status WriteBatchBase::SingleDelete(const SliceParts& key) {
  55   std::string key_buf;
  56   Slice key_slice(key, &key_buf);
  57   return SingleDelete(key_slice);
  58 }
  59
  60 Status WriteBatchBase::DeleteRange(ColumnFamilyHandle* column_family,
  61                                    const SliceParts& begin_key,
  62                                    const SliceParts& end_key) {
  63   std::string begin_key_buf, end_key_buf;
  64   Slice begin_key_slice(begin_key, &begin_key_buf);
  65   Slice end_key_slice(end_key, &end_key_buf);
  66   return DeleteRange(column_family, begin_key_slice, end_key_slice);
  67 }
  68
  69 Status WriteBatchBase::DeleteRange(const SliceParts& begin_key,
  70                                    const SliceParts& end_key) {
  71   std::string begin_key_buf, end_key_buf;
  72   Slice begin_key_slice(begin_key, &begin_key_buf);
  73   Slice end_key_slice(end_key, &end_key_buf);
  74   return DeleteRange(begin_key_slice, end_key_slice);
  75 }
  76
  77 Status WriteBatchBase::Merge(ColumnFamilyHandle* column_family,
  78                              const SliceParts& key, const SliceParts& value) {
  79   std::string key_buf, value_buf;
  80   Slice key_slice(key, &key_buf);
  81   Slice value_slice(value, &value_buf);
  82
  83   return Merge(column_family, key_slice, value_slice);
  84 }
  85
  86 Status WriteBatchBase::Merge(const SliceParts& key, const SliceParts& value) {
  87   std::string key_buf, value_buf;
  88   Slice key_slice(key, &key_buf);
  89   Slice value_slice(value, &value_buf);
  90
  91   return Merge(key_slice, value_slice);
  92 }
  93
  94 }  // namespace rocksdb