-
Notifications
You must be signed in to change notification settings - Fork 2
/
Copy pathjsonrpc.hpp
174 lines (158 loc) · 8.14 KB
/
jsonrpc.hpp
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
#pragma once
#include "engine/vm.hpp"
using namespace Interpreter;
namespace rpc {
class JsonRpcHandler {
public:
virtual Interpreter::Value ProcessRequest(Interpreter::Value& req) = 0;
};
class BaseJsonRpcHandler : public JsonRpcHandler {
public:
BaseJsonRpcHandler() {}
virtual ~BaseJsonRpcHandler() {}
protected:
//-->{"jsonrpc": "2.0", "method": "update", "params": [1,2,3,4,5]}
//<--{"jsonrpc": "2.0", "error": {"code": -32601, "message": "Method not found"}, "id": "1"}
//<--{"jsonrpc": "2.0", "result": 19, "id": 1}
Interpreter::Value BuildResponse(int code, const char* error, Interpreter::Value id,
Interpreter::Value result) {
Interpreter::Value response = Interpreter::Value::MakeMap();
response["jsonrpc"] = "2.0";
if (!id.IsNULL()) {
response["id"] = id;
}
if (code != 0 || error != NULL) {
Interpreter::Value errValue = Value::MakeMap();
if (code == 0) {
code = -32603;
}
errValue["code"] = code;
errValue["message"] = error;
response["error"] = errValue;
return response;
}
response["result"] = result;
return response;
}
Interpreter::Value ProcessRequest(Interpreter::Value& req) {
if (req.IsMap()) {
Interpreter::Value version = req.GetValue("jsonrpc");
Interpreter::Value method = req.GetValue("method");
Interpreter::Value params = req.GetValue("params");
Interpreter::Value id = req.GetValue("id");
if (version.ToString() != "2.0" || !method.IsString()) {
return BuildResponse(-32600, "Invalid request", id, Value());
}
return DispatchRequest(method.ToString(), params, id);
}
throw Interpreter::RuntimeException("batch request not support");
}
virtual Interpreter::Value DispatchRequest(std::string method, Interpreter::Value& params,
Interpreter::Value& id) {
return Value();
}
/*
Interpreter::Value DispatchRequest(std::string method, Interpreter::Value& params,
Interpreter::Value& id) {
bool foundMethod = false;
if (method == "TestAP2") {
foundMethod = true;
if (params.IsNULL() || (params.IsArray() && params.Length() == 0)) {
return BuildResponse(0, NULL, id, TestAP2());
}
}
if (method == "TestAPI") {
foundMethod = true;
if (params.IsArray() && params.Length() == 1) {
return BuildResponse(0, NULL, id, TestAPI(params[0]));
}
}
if (!foundMethod) {
return BuildResponse(-32601, "Method not found", id, Value());
}
return BuildResponse(-32602, "Invalid params", id, Value());
}*/
#define BEGIN_REQUEST_MAP() \
Interpreter::Value DispatchRequest(std::string method, Interpreter::Value& params, \
Interpreter::Value& id) { \
bool foundMethod = false;
#define END_REQUEST_MAP() \
if (!foundMethod) { \
return BuildResponse(-32601, "Method not found", id, Value()); \
} \
return BuildResponse(-32602, "Invalid params", id, Value()); \
}
#define ADD_HANDLE(handle) \
if (method == #handle) { \
foundMethod = true; \
if (params.IsNULL() || (params.IsArray() && params.Length() == 0)) { \
return BuildResponse(0, NULL, id, handle()); \
} \
}
#define ADD_HANDLE1(handle) \
if (method == #handle) { \
foundMethod = true; \
if (params.IsArray() && params.Length() == 1) { \
return BuildResponse(0, NULL, id, handle(params[0])); \
} \
}
#define ADD_HANDLE2(handle) \
if (method == #handle) { \
foundMethod = true; \
if (params.IsArray() && params.Length() == 2) { \
return BuildResponse(0, NULL, id, handle(params[0], params[1])); \
} \
}
#define ADD_HANDLE3(handle) \
if (method == #handle) { \
foundMethod = true; \
if (params.IsArray() && params.Length() == 3) { \
return BuildResponse(0, NULL, id, handle(params[0], params[1], params[2])); \
} \
}
#define ADD_HANDLE4(handle) \
if (method == #handle) { \
foundMethod = true; \
if (params.IsArray() && params.Length() == 4) { \
return BuildResponse(0, NULL, id, handle(params[0], params[1], params[2], params[3])); \
} \
}
#define ADD_HANDLE5(handle) \
if (method == #handle) { \
foundMethod = true; \
if (params.IsArray() && params.Length() == 4) { \
return BuildResponse(0, NULL, id, \
handle(params[0], params[1], params[2], params[3], params[4])); \
} \
}
#define ADD_HANDLE6(handle) \
if (method == #handle) { \
foundMethod = true; \
if (params.IsArray() && params.Length() == 4) { \
return BuildResponse( \
0, NULL, id, \
handle(params[0], params[1], params[2], params[3], params[4], params[5])); \
} \
}
};
class SayServer : public BaseJsonRpcHandler {
protected:
Value SayHello() {
std::cout << "Hello" << std::endl;
return Value();
}
Value SaySomething(Value& some) {
std::cout << some.ToString() << std::endl;
return some;
}
Value SayMore(Value& some, Value& more, Value& moremore) {
std::cout << some.ToString() << more.ToString() << moremore.ToString() << std::endl;
return some.ToString() + more.ToString() + moremore.ToString();
}
BEGIN_REQUEST_MAP()
ADD_HANDLE(SayHello)
ADD_HANDLE1(SaySomething)
ADD_HANDLE3(SayMore)
END_REQUEST_MAP()
};
} // namespace rpc