1 /*
2 * Copyright (c) 2022 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 #include "logger_event.h"
16
17 #include <memory>
18
19 #include "hiview_event_common.h"
20 #include "json/json.h"
21
22 namespace OHOS {
23 namespace HiviewDFX {
24 namespace {
25 using namespace BaseEventSpace;
26 using ParamValueAdder = void (*)(Json::Value &root, const std::string &name, const ParamValue& value);
27
AddUint8Value(Json::Value & root,const std::string & name,const ParamValue & value)28 void AddUint8Value(Json::Value &root, const std::string &name, const ParamValue& value)
29 {
30 root[name] = value.GetUint8();
31 }
32
AddUint16Value(Json::Value & root,const std::string & name,const ParamValue & value)33 void AddUint16Value(Json::Value &root, const std::string &name, const ParamValue& value)
34 {
35 root[name] = value.GetUint16();
36 }
37
AddUint32Value(Json::Value & root,const std::string & name,const ParamValue & value)38 void AddUint32Value(Json::Value &root, const std::string &name, const ParamValue& value)
39 {
40 root[name] = value.GetUint32();
41 }
42
AddUint64Value(Json::Value & root,const std::string & name,const ParamValue & value)43 void AddUint64Value(Json::Value &root, const std::string &name, const ParamValue& value)
44 {
45 root[name] = value.GetUint64();
46 }
47
AddStringValue(Json::Value & root,const std::string & name,const ParamValue & value)48 void AddStringValue(Json::Value &root, const std::string &name, const ParamValue& value)
49 {
50 root[name] = value.GetString();
51 }
52
AddUint32VecValue(Json::Value & root,const std::string & name,const ParamValue & value)53 void AddUint32VecValue(Json::Value &root, const std::string &name, const ParamValue& value)
54 {
55 auto vec = value.GetUint32Vec();
56 for (auto num : vec) {
57 root[name].append(num);
58 }
59 }
60
AddStringVecValue(Json::Value & root,const std::string & name,const ParamValue & value)61 void AddStringVecValue(Json::Value &root, const std::string &name, const ParamValue& value)
62 {
63 auto vec = value.GetStringVec();
64 for (auto str : vec) {
65 root[name].append(str);
66 }
67 }
68
69 const ParamValueAdder ADDER_FUNCS[] = {
70 &AddUint8Value,
71 &AddUint16Value,
72 &AddUint32Value,
73 &AddUint64Value,
74 &AddStringValue,
75 &AddUint32VecValue,
76 &AddStringVecValue
77 };
78 }
79
GetValue(const std::string & name)80 ParamValue LoggerEvent::GetValue(const std::string& name)
81 {
82 return paramMap_[name];
83 }
84
ToJsonString()85 std::string LoggerEvent::ToJsonString()
86 {
87 Json::Value root;
88 root[KEY_OF_DOMAIN] = HiSysEvent::Domain::HIVIEWDFX;
89 root[KEY_OF_NAME] = this->eventName_;
90 root[KEY_OF_TYPE] = (int)this->eventType_;
91
92 for (auto ¶m : paramMap_) {
93 size_t typeIndex = param.second.GetType();
94 if (typeIndex < (sizeof(ADDER_FUNCS) / sizeof(ADDER_FUNCS[0]))) {
95 ADDER_FUNCS[typeIndex](root, param.first, param.second);
96 }
97 }
98
99 Json::StreamWriterBuilder builder;
100 builder["indentation"] = "";
101 std::unique_ptr<Json::StreamWriter> jsonWriter(builder.newStreamWriter());
102 std::ostringstream os;
103 jsonWriter->write(root, &os);
104 return os.str();
105 }
106
InnerUpdate(const std::string & name,const ParamValue & value)107 void LoggerEvent::InnerUpdate(const std::string &name, const ParamValue& value)
108 {
109 if ((paramMap_.find(name) != paramMap_.end()) && (paramMap_[name].GetType() == value.GetType())) {
110 paramMap_[name] = value;
111 }
112 }
113 } // namespace HiviewDFX
114 } // namespace OHOS
115