rtsParser.h
6.38 KB
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
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
#include<vector>
#include<fstream>
using namespace std;
//define the parameter data types
#define RTS_ERROR 0
#define RTS_OK 1
#define RTS_STRING 2
#define RTS_DOUBLE 3
struct parameter
{
//name of the specified parameter
char* name;
int ID;
char* char_value;
double double_value;
int type;
bool set;
};
class rtsParser
{
private:
vector<parameter> parameters;
vector<parameter>::iterator p_SearchParams(char* name);
bool p_SetParameter(char* name, char* value);
bool p_SetParameter(char* name, double value);
public:
void AddParameter(char* name, int ID, int type);
void AddParameter(char* name, int type);
void OutputParameters();
void Load(const char* filename);
int GetDoubleParameter(char* name, double& result);
int GetStringParameter(char* name, char*& result);
};
vector<parameter>::iterator rtsParser::p_SearchParams(char *name)
{
//search the parameters vector for a name matching the input parameter
vector<parameter>::iterator iter;
//run through the vector
for(iter = parameters.begin(); iter != parameters.end(); iter++)
{
//if the name matches the parameter name, return the iterator
if(strcmp((*iter).name, name) == 0)
return iter;
}
return parameters.end();
}
bool rtsParser::p_SetParameter(char *name, char *value)
{
//sets the character value of a parameter
//first, find the parameter
vector<parameter>::iterator iter;
for(iter = parameters.begin(); iter != parameters.end(); iter++)
{
//if the parameter is found
if(strcmp((*iter).name, name) == 0)
{
//if the parameter type is wrong, return false
if((*iter).type != RTS_STRING)
return false;
//otherwise, set the parameter value
(*iter).char_value = value;
(*iter).set = true;
return true;
}
}
//if the parameter was not found, return false
return false;
}
bool rtsParser::p_SetParameter(char *name, double value)
{
//sets the character value of a parameter
//first, find the parameter
vector<parameter>::iterator iter;
for(iter = parameters.begin(); iter != parameters.end(); iter++)
{
//if the parameter is found
if(strcmp((*iter).name, name) == 0)
{
//if the parameter type is wrong, return false
if((*iter).type != RTS_DOUBLE)
return false;
//otherwise, set the parameter value
(*iter).double_value = value;
(*iter).set = true;
return true;
}
}
//if the parameter was not found, return false
return false;
}
void rtsParser::Load(const char* filename)
{
//loads a parameter file and fills the list with the parameter values
//create an input stream and load the file
ifstream infile;
infile.open(filename);
//create temporary variables to store values
char param_name[1000];
vector<parameter>::iterator iter;
//for each line in the parameter file
while(!infile.eof())
{
//get the parameter name token
infile.get(param_name, 100, ' ');
//find the proper parameter in the parameter list
iter = p_SearchParams(param_name);
//test to make sure the parameter was found
if(iter == parameters.end())
{
cout<<"Error, could not find parameter: "<<param_name<<endl;
exit(1);
}
//cout<<"infile.get: "<<param_name<<endl;
//get the equal sign
char equals;
infile>>equals;
//cout<<"infile>>equals: "<<equals<<endl;
//create space for the string
char* temp_value_string= new char[500];
infile.get(temp_value_string, 500);
//cout<<"temp_value_string: "<<temp_value_string<<endl;
if((*iter).type == RTS_STRING)
{
//remove the quotation marks
temp_value_string = strchr(temp_value_string, '"');
if(temp_value_string != NULL)
{
temp_value_string++;
char* end = strrchr(temp_value_string, '"');
*end = 0;
//set the parameter
(*iter).char_value = temp_value_string;
(*iter).set = true;
}
else
{
cout<<"Error, no quotes in parameter value: "<<(*iter).name<<endl;
}
}
else if((*iter).type == RTS_DOUBLE)
{
(*iter).double_value = atof(temp_value_string);
(*iter).set = true;
}
//get the final line character
//char temp[2];
//infile.get(temp, 2);
//skip to the next line
infile.getline(param_name, 1000);
//}
}
}
int rtsParser::GetDoubleParameter(char* name, double& result)
{
//find the appropriate parameter
vector<parameter>::iterator iter = p_SearchParams(name);
//check for errors
if(iter == parameters.end())
{
cout<<"Error finding parameter: "<<name<<endl;
return RTS_ERROR;
}
else if((*iter).type != RTS_DOUBLE)
{
cout<<"Invalid data type for parameter: "<<name<<endl;
return RTS_ERROR;
}
else if(!(*iter).set)
{
cout<<"Parameter not set during load: "<<name<<endl;
return RTS_ERROR;
}
//return the appropriate value as a reference parameter
result = (*iter).double_value;
return RTS_OK;
}
int rtsParser::GetStringParameter(char* name, char*& result)
{
//find the appropriate parameter
vector<parameter>::iterator iter = p_SearchParams(name);
//check for errors
if(iter == parameters.end())
{
cout<<"Error finding parameter: "<<name<<endl;
return RTS_ERROR;
}
else if((*iter).type != RTS_STRING)
{
cout<<"Invalid data type for parameter: "<<name<<endl;
return RTS_ERROR;
}
else if(!(*iter).set)
{
cout<<"Parameter not set during load: "<<name<<endl;
return RTS_ERROR;
}
//return the appropriate value as a reference parameter
result = (*iter).char_value;
return RTS_OK;
}
void rtsParser::AddParameter(char *name, int ID, int type)
{
//this function adds an expected parameter to the parser
//create a new parameter and store the user-defined variables
parameter new_param;
new_param.name = name;
new_param.ID = ID;
new_param.type = type;
new_param.set = false;
//add the parameter to the parameter list
parameters.push_back(new_param);
}
void rtsParser::AddParameter(char* name, int type)
{
AddParameter(name, 0, type);
}
void rtsParser::OutputParameters()
{
vector<parameter>::iterator iter;
for(iter = parameters.begin(); iter!= parameters.end(); iter++)
{
//test to see if the parameter was set by the file
if((*iter).set)
{
cout<<"name: "<<(*iter).name;
if((*iter).type == RTS_DOUBLE)
cout<<" value: "<<(*iter).double_value<<endl;
else
cout<<" value: "<<(*iter).char_value<<endl;
}
}
}