* Copyright (c) Huawei Technologies Co., Ltd. 2025. All rights reserved.
* You can use this software according to the terms and conditions of the Mulan PSL v2.
* You may obtain a copy of Mulan PSL v2 at:
* http://license.coscl.org.cn/MulanPSL2
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PSL v2 for more details.
*/
#ifndef FLINK_TNEL_USERFACINGMAPSTATE_H
#define FLINK_TNEL_USERFACINGMAPSTATE_H
#include "core/api/common/state/MapState.h"
template <typename K, typename V>
class UserFacingMapState : public MapState<K, V> {
public:
void clear() override {};
UserFacingMapState(MapState<K, V> *originalState) : originalState(originalState) {};
std::optional<V> get(const K &key) override { return originalState->get(key); };
void remove(const K &key) override {};
void put(const K &key, const V &value) override { originalState->put(key, value); };
bool contains(const K &key) override { return originalState->contains(key); };
typename emhash7::HashMap<K, V>::Iterator *iterator() override { return originalState->iterator(); };
private:
MapState<K, V> *originalState;
};
#endif