1 /*
2  * Copyright (c) 2021 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 
16 #ifndef KV_STORE_NB_CONFLICT_DATA_H
17 #define KV_STORE_NB_CONFLICT_DATA_H
18 
19 #include "store_types.h"
20 
21 namespace DistributedDB {
22 enum KvStoreNbConflictType {
23     CONFLICT_FOREIGN_KEY_ONLY = 0x01, // sync conflict for same origin dev
24     CONFIICT_FOREIGN_KEY_ONLY = CONFLICT_FOREIGN_KEY_ONLY, // sync conflict for same origin dev(compatible for mistake)
25     CONFLICT_FOREIGN_KEY_ORIG = 0x02, // sync conflict for different origin dev
26     CONFLICT_NATIVE_ALL = 0x0c,       // native conflict.
27 };
28 
29 class KvStoreNbConflictData {
30 public:
31     enum class ValueType {
32         OLD_VALUE = 0,
33         NEW_VALUE,
34     };
35 
~KvStoreNbConflictData()36     DB_API virtual ~KvStoreNbConflictData() {};
37 
38     DB_API virtual KvStoreNbConflictType GetType() const = 0;
39 
40     DB_API virtual void GetKey(Key &key) const = 0;
41 
42     DB_API virtual DBStatus GetValue(ValueType type, Value &value) const = 0;
43 
44     DB_API virtual bool IsDeleted(ValueType type) const = 0;
45 
46     DB_API virtual bool IsNative(ValueType type) const = 0;
47 };
48 } // namespace DistributedDB
49 
50 #endif // KV_STORE_NB_CONFLICT_DATA_H
51