// Copyright 2024 Huawei Cloud Computing Technology Co., Ltd. // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. #ifndef INCLUDED_SRC_BUILDTOOL_STORAGE_COMPACTIFIER_HPP #define INCLUDED_SRC_BUILDTOOL_STORAGE_COMPACTIFIER_HPP #include #include "src/buildtool/storage/local_cas.hpp" class Compactifier final { public: /// \brief Remove invalid entries from the storage. An entry is valid if the /// file and its parent directory have a hexadecimal name of the proper /// size. /// \param cas Storage to be inspected. /// \return True if storage does not contain invalid entries. [[nodiscard]] static auto RemoveInvalid(LocalCAS const& cas) noexcept -> bool; /// \brief Remove spliced entries from the storage. /// \param local_cas Storage to be inspected. /// \return True if object storages do not contain spliced /// entries. [[nodiscard]] static auto RemoveSpliced(LocalCAS const& cas) noexcept -> bool; /// \brief Split and remove from the storage every entry that is larger than /// the compactification threshold. Results of splitting are added to the /// LocalCAS. /// \param local_cas LocalCAS to store results of splitting. /// \param threshold Compactification threshold. /// \return True if the storage doesn't contain splitable /// entries larger than the compactification threshold afterwards. [[nodiscard]] static auto SplitLarge(LocalCAS const& cas, size_t threshold) noexcept -> bool; }; #endif // INCLUDED_SRC_BUILDTOOL_STORAGE_COMPACTIFIER_HPP