1 /*
2  * Copyright (C) 2018 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef android_hardware_automotive_vehicle_V2_0_impl_JsonFakeValueGenerator_H_
18 #define android_hardware_automotive_vehicle_V2_0_impl_JsonFakeValueGenerator_H_
19 
20 #include <chrono>
21 #include <iostream>
22 
23 #include <json/json.h>
24 
25 #include "FakeValueGenerator.h"
26 
27 namespace android {
28 namespace hardware {
29 namespace automotive {
30 namespace vehicle {
31 namespace V2_0 {
32 
33 namespace impl {
34 
35 class JsonFakeValueGenerator : public FakeValueGenerator {
36 private:
37     struct GeneratorCfg {
38         size_t index;
39         std::vector<VehiclePropValue> events;
40     };
41 
42 public:
43     JsonFakeValueGenerator(const VehiclePropValue& request);
44     JsonFakeValueGenerator(std::string path);
45 
46     ~JsonFakeValueGenerator() = default;
47 
48     VehiclePropValue nextEvent();
49     std::vector<VehiclePropValue> getAllEvents();
50 
51     bool hasNext();
52 
53 private:
54     std::vector<VehiclePropValue> parseFakeValueJson(std::istream& is);
55     void copyMixedValueJson(VehiclePropValue::RawValue& dest, const Json::Value& jsonValue);
56 
57     template <typename T>
58     void copyJsonArray(hidl_vec<T>& dest, const Json::Value& jsonArray);
59 
60     bool isDiagnosticProperty(int32_t prop);
61     hidl_vec<uint8_t> generateDiagnosticBytes(const VehiclePropValue::RawValue& diagnosticValue);
62     void setBit(hidl_vec<uint8_t>& bytes, size_t idx);
63 
64 private:
65     GeneratorCfg mGenCfg;
66     int32_t mNumOfIterations;
67 };
68 
69 }  // namespace impl
70 
71 }  // namespace V2_0
72 }  // namespace vehicle
73 }  // namespace automotive
74 }  // namespace hardware
75 }  // namespace android
76 
77 #endif  // android_hardware_automotive_vehicle_V2_0_impl_JsonFakeValueGenerator_H_
78