1 /** 2 * Copyright (c) 2023 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 #ifndef PANDA_RUNTIME_MEM_GC_G1_CARD_HANDLER_H 16 #define PANDA_RUNTIME_MEM_GC_G1_CARD_HANDLER_H 17 18 #include "runtime/include/object_header.h" 19 #include "runtime/mem/gc/card_table.h" 20 21 namespace panda::mem { 22 class Region; 23 class CardHandler { 24 public: CardHandler(CardTable * cardTable)25 explicit CardHandler(CardTable *cardTable) : cardTable_(cardTable) {} 26 27 bool Handle(CardTable::CardPtr cardPtr); 28 29 protected: 30 virtual bool HandleObject(ObjectHeader *objectHeader, void *begin, void *end) = 0; 31 GetCardTable()32 CardTable *GetCardTable() 33 { 34 return cardTable_; 35 } 36 37 private: 38 CardTable *cardTable_; 39 }; 40 } // namespace panda::mem 41 42 #endif 43