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https://github.com/facebook/rocksdb.git
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42 lines
1.4 KiB
C++
42 lines
1.4 KiB
C++
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// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
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// This source code is licensed under both the GPLv2 (found in the
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// COPYING file in the root directory) and Apache 2.0 License
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// (found in the LICENSE.Apache file in the root directory).
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//
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// Copyright (c) 2011 The LevelDB Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file. See the AUTHORS file for names of contributors.
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#include "rocksdb/cache.h"
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#include "cache/lru_cache.h"
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#include "options/options_helper.h"
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#include "util/string_util.h"
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namespace ROCKSDB_NAMESPACE {
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Status Cache::CreateFromString(const ConfigOptions& /*opts*/,
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const std::string& value,
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std::shared_ptr<Cache>* result) {
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Status status;
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std::shared_ptr<Cache> cache;
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if (value.find('=') == std::string::npos) {
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cache = NewLRUCache(ParseSizeT(value));
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} else {
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#ifndef ROCKSDB_LITE
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LRUCacheOptions cache_opts;
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if (!ParseOptionHelper(reinterpret_cast<char*>(&cache_opts),
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OptionType::kLRUCacheOptions, value)) {
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status = Status::InvalidArgument("Invalid cache options");
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}
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cache = NewLRUCache(cache_opts);
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#else
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status = Status::NotSupported("Cannot load cache in LITE mode ", value);
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#endif //! ROCKSDB_LITE
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}
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if (status.ok()) {
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result->swap(cache);
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}
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return status;
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}
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} // namespace ROCKSDB_NAMESPACE
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