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 
16 #ifndef COLLECTION_H
17 #define COLLECTION_H
18 
19 #include <string>
20 
21 #include "check_common.h"
22 #include "kv_store_executor.h"
23 
24 namespace DocumentDB {
25 class Collection {
26 public:
27     Collection(const std::string &name, KvStoreExecutor *executor);
28     ~Collection();
29 
30     int InsertDocument(const std::string &id, const std::string &document, bool &isIdExist);
31     int GetDocumentById(Key &key, Value &document) const;
32     int GetMatchedDocument(const JsonObject &filterObj, Key &key, std::pair<std::string, std::string> &values,
33         int isIdExist) const;
34     int DeleteDocument(Key &key);
35     int IsCollectionExists(int &errCode);
36     int UpsertDocument(const std::string &id, const std::string &newDocument, bool &isIdExist);
37     int UpdateDocument(const std::string &id, const std::string &document);
38 
39 private:
40     int InsertUntilSuccess(Key &key, const std::string &id, Value &valSet);
41     std::string name_;
42     KvStoreExecutor *executor_ = nullptr;
43 };
44 } // namespace DocumentDB
45 #endif // COLLECTION_H