1 /*
2 * Copyright (c) 2024 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 #define LOG_TAG "GdbElement"
16 #include <utility>
17
18 #include "gdb_errors.h"
19 #include "full_result.h"
20 #include "logger.h"
21
22 namespace OHOS::DistributedDataAip {
Vertex()23 Vertex::Vertex() : id_("0"), properties_()
24 {
25 }
26
Vertex(std::string id,std::string label)27 Vertex::Vertex(std::string id, std::string label) : id_(std::move(id)), label_(std::move(label))
28 {
29 labels_.emplace_back(label_);
30 }
31
Vertex(std::string id,std::string label,const std::unordered_map<std::string,PropType> & properties)32 Vertex::Vertex(std::string id, std::string label,
33 const std::unordered_map<std::string, PropType> &properties)
34 : id_(std::move(id)), label_(std::move(label)), properties_(properties)
35 {
36 labels_.emplace_back(label_);
37 }
38
GetId() const39 std::string Vertex::GetId() const
40 {
41 return id_;
42 }
43
SetId(std::string id)44 void Vertex::SetId(std::string id)
45 {
46 id_ = std::move(id);
47 }
48
GetLabel() const49 const std::string &Vertex::GetLabel() const
50 {
51 return label_;
52 }
53
GetLabels() const54 const std::vector<std::string> &Vertex::GetLabels() const
55 {
56 return labels_;
57 }
58
SetLabel(const std::string & label)59 void Vertex::SetLabel(const std::string &label)
60 {
61 label_ = label;
62 labels_.emplace_back(label);
63 }
64
GetProperties() const65 const std::unordered_map<std::string, PropType> &Vertex::GetProperties() const
66 {
67 return properties_;
68 }
69
SetProperty(const std::string & key,PropType value)70 void Vertex::SetProperty(const std::string &key, PropType value)
71 {
72 properties_[key] = std::move(value);
73 }
74
Parse(const nlohmann::json & json,int32_t & errCode)75 std::shared_ptr<Vertex> Vertex::Parse(const nlohmann::json &json, int32_t &errCode)
76 {
77 std::shared_ptr<Vertex> element = std::make_shared<Vertex>();
78 if (!json.contains(Vertex::LABEL) || !json.contains(Vertex::ID) ||
79 !json.contains(Vertex::PROPERTIES) || !json.at(Vertex::PROPERTIES).is_object()) {
80 LOG_ERROR("element format error.");
81 errCode = E_PARSE_JSON_FAILED;
82 return nullptr;
83 }
84
85 if (json.at(Vertex::ID).is_number()) {
86 auto id = json.at(Vertex::ID).get<int32_t>();
87 element->SetId(std::to_string(id));
88 } else if (json.at(Vertex::ID).is_string()) {
89 auto id = json.at(Vertex::ID).get<std::string>();
90 element->SetId(id);
91 } else {
92 LOG_ERROR("element id is not number or string.");
93 errCode = E_PARSE_JSON_FAILED;
94 return nullptr;
95 }
96 if (!json.at(Vertex::LABEL).is_string()) {
97 LOG_ERROR("element label is not string.");
98 errCode = E_PARSE_JSON_FAILED;
99 return nullptr;
100 }
101 element->SetLabel(json.at(Vertex::LABEL).get<std::string>());
102 for (const auto &[key, value] : json.at(Vertex::PROPERTIES).items()) {
103 if (value.is_string()) {
104 element->SetProperty(key, value.get<std::string>());
105 } else if (value.is_number_integer()) {
106 element->SetProperty(key, value.get<int64_t>());
107 } else if (value.is_number_float()) {
108 element->SetProperty(key, value.get<double>());
109 } else if (value.is_boolean()) {
110 element->SetProperty(key, value.get<bool>());
111 } else if (value.is_null()) {
112 element->SetProperty(key, nullptr);
113 } else {
114 LOG_ERROR("element property value type is not supported.");
115 errCode = E_PARSE_JSON_FAILED;
116 return nullptr;
117 }
118 }
119 errCode = E_OK;
120 return element;
121 }
122 } // namespace OHOS::DistributedDataAip
123