KeyTable2.hpp
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上传日期:2022-05-23
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- /* Copyright (C) 2003 MySQL AB
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
- #ifndef KEY_TABLE2_HPP
- #define KEY_TABLE2_HPP
- #include <DLHashTable2.hpp>
- /**
- * KeyTable2 is DLHashTable2 with hardcoded Uint32 key named "key".
- */
- template <class T, class U>
- class KeyTable2 : public DLHashTable2<T, U> {
- public:
- KeyTable2(ArrayPool<U>& pool) :
- DLHashTable2<T, U>(pool) {
- }
- bool find(Ptr<T>& ptr, const T& rec) const {
- return DLHashTable2<T, U>::find(ptr, rec);
- }
- bool find(Ptr<T>& ptr, Uint32 key) const {
- T rec;
- rec.key = key;
- return DLHashTable2<T, U>::find(ptr, rec);
- }
- };
- #endif