1 files changed, 49 insertions, 0 deletions
diff --git a/src/rocksdb/memtable/hash_linklist_rep.h b/src/rocksdb/memtable/hash_linklist_rep.h
new file mode 100644
index 000000000..7e7195526
--- /dev/null
+++ b/src/rocksdb/memtable/hash_linklist_rep.h
@@ -0,0 +1,49 @@
+// Copyright (c) 2011-present, Facebook, Inc.  All rights reserved.
+//  This source code is licensed under both the GPLv2 (found in the
+//  COPYING file in the root directory) and Apache 2.0 License
+//  (found in the LICENSE.Apache file in the root directory).
+// 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.
+
+#pragma once
+#ifndef ROCKSDB_LITE
+#include "rocksdb/slice_transform.h"
+#include "rocksdb/memtablerep.h"
+
+namespace ROCKSDB_NAMESPACE {
+
+class HashLinkListRepFactory : public MemTableRepFactory {
+ public:
+  explicit HashLinkListRepFactory(size_t bucket_count,
+                                  uint32_t threshold_use_skiplist,
+                                  size_t huge_page_tlb_size,
+                                  int bucket_entries_logging_threshold,
+                                  bool if_log_bucket_dist_when_flash)
+      : bucket_count_(bucket_count),
+        threshold_use_skiplist_(threshold_use_skiplist),
+        huge_page_tlb_size_(huge_page_tlb_size),
+        bucket_entries_logging_threshold_(bucket_entries_logging_threshold),
+        if_log_bucket_dist_when_flash_(if_log_bucket_dist_when_flash) {}
+
+  virtual ~HashLinkListRepFactory() {}
+
+  using MemTableRepFactory::CreateMemTableRep;
+  virtual MemTableRep* CreateMemTableRep(
+      const MemTableRep::KeyComparator& compare, Allocator* allocator,
+      const SliceTransform* transform, Logger* logger) override;
+
+  virtual const char* Name() const override {
+    return "HashLinkListRepFactory";
+  }
+
+ private:
+  const size_t bucket_count_;
+  const uint32_t threshold_use_skiplist_;
+  const size_t huge_page_tlb_size_;
+  int bucket_entries_logging_threshold_;
+  bool if_log_bucket_dist_when_flash_;
+};
+
+}  // namespace ROCKSDB_NAMESPACE
+#endif  // ROCKSDB_LITE