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-rw-r--r--src/leveldb/db/write_batch_internal.h49
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diff --git a/src/leveldb/db/write_batch_internal.h b/src/leveldb/db/write_batch_internal.h
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-// Copyright (c) 2011 The LevelDB Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file. See the AUTHORS file for names of contributors.
-
-#ifndef STORAGE_LEVELDB_DB_WRITE_BATCH_INTERNAL_H_
-#define STORAGE_LEVELDB_DB_WRITE_BATCH_INTERNAL_H_
-
-#include "leveldb/write_batch.h"
-
-namespace leveldb {
-
-class MemTable;
-
-// WriteBatchInternal provides static methods for manipulating a
-// WriteBatch that we don't want in the public WriteBatch interface.
-class WriteBatchInternal {
- public:
- // Return the number of entries in the batch.
- static int Count(const WriteBatch* batch);
-
- // Set the count for the number of entries in the batch.
- static void SetCount(WriteBatch* batch, int n);
-
- // Return the seqeunce number for the start of this batch.
- static SequenceNumber Sequence(const WriteBatch* batch);
-
- // Store the specified number as the seqeunce number for the start of
- // this batch.
- static void SetSequence(WriteBatch* batch, SequenceNumber seq);
-
- static Slice Contents(const WriteBatch* batch) {
- return Slice(batch->rep_);
- }
-
- static size_t ByteSize(const WriteBatch* batch) {
- return batch->rep_.size();
- }
-
- static void SetContents(WriteBatch* batch, const Slice& contents);
-
- static Status InsertInto(const WriteBatch* batch, MemTable* memtable);
-
- static void Append(WriteBatch* dst, const WriteBatch* src);
-};
-
-} // namespace leveldb
-
-
-#endif // STORAGE_LEVELDB_DB_WRITE_BATCH_INTERNAL_H_