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-rw-r--r--storage/rocksdb/rocksdb/table/persistent_cache_options.h34
1 files changed, 34 insertions, 0 deletions
diff --git a/storage/rocksdb/rocksdb/table/persistent_cache_options.h b/storage/rocksdb/rocksdb/table/persistent_cache_options.h
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+++ b/storage/rocksdb/rocksdb/table/persistent_cache_options.h
@@ -0,0 +1,34 @@
+// 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).
+#pragma once
+
+#include <string>
+
+#include "monitoring/statistics.h"
+#include "rocksdb/persistent_cache.h"
+
+namespace ROCKSDB_NAMESPACE {
+
+// PersistentCacheOptions
+//
+// This describe the caching behavior for page cache
+// This is used to pass the context for caching and the cache handle
+struct PersistentCacheOptions {
+ PersistentCacheOptions() {}
+ explicit PersistentCacheOptions(
+ const std::shared_ptr<PersistentCache>& _persistent_cache,
+ const std::string _key_prefix, Statistics* const _statistics)
+ : persistent_cache(_persistent_cache),
+ key_prefix(_key_prefix),
+ statistics(_statistics) {}
+
+ virtual ~PersistentCacheOptions() {}
+
+ std::shared_ptr<PersistentCache> persistent_cache;
+ std::string key_prefix;
+ Statistics* statistics = nullptr;
+};
+
+} // namespace ROCKSDB_NAMESPACE