| // 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 |
| |
| namespace rocksdb { |
| // The helper function to assert the move from dynamic_cast<> to |
| // static_cast<> is correct. This function is to deal with legacy code. |
| // It is not recommanded to add new code to issue class casting. The preferred |
| // solution is to implement the functionality without a need of casting. |
| template <class DestClass, class SrcClass> |
| inline DestClass* static_cast_with_check(SrcClass* x) { |
| DestClass* ret = static_cast<DestClass*>(x); |
| #ifdef ROCKSDB_USE_RTTI |
| assert(ret == dynamic_cast<DestClass*>(x)); |
| #endif |
| return ret; |
| } |
| } // namespace rocksdb |
