Lawrence Lee / MbedJSONValue_v102

change code

Fork of MbedJSONValue_copy by Lawrence Lee

MbedJSONValue.cpp@9:c917476c802b, 2016-07-29 (annotated)

Committer:
joon874
Date:
Fri Jul 29 08:14:15 2016 +0000
Revision:
9:c917476c802b
Parent:
8:fb820325a830 
change code

Who changed what in which revision?

UserRevisionLine numberNew contents of line
samux 0:0cf0e27feaad 1 #include "MbedJSONValue.h"
samux 0:0cf0e27feaad 2
samux 0:0cf0e27feaad 3 # include <stdlib.h>
samux 0:0cf0e27feaad 4 # include <stdio.h>
samux 0:0cf0e27feaad 5
MidnightCow 6:f8bec9cada34 6 bool default_json_cb(void* param)
MidnightCow 6:f8bec9cada34 7 {
joon874 8:fb820325a830 8 printf("No callback function\r\n");
MidnightCow 6:f8bec9cada34 9 return false;
MidnightCow 6:f8bec9cada34 10 }
MidnightCow 6:f8bec9cada34 11
MidnightCow 6:f8bec9cada34 12
samux 0:0cf0e27feaad 13 // Clean up
samux 0:0cf0e27feaad 14 void MbedJSONValue::clean() {
samux 0:0cf0e27feaad 15 switch (_type) {
samux 0:0cf0e27feaad 16 case TypeString:
samux 0:0cf0e27feaad 17 delete _value.asString;
samux 0:0cf0e27feaad 18 break;
samux 0:0cf0e27feaad 19 case TypeArray:
samux 0:0cf0e27feaad 20 case TypeObject:
samux 0:0cf0e27feaad 21 for (int i = 0; i < index_token; i++) {
joon874 8:fb820325a830 22 #ifdef DEBUG_MJSON
joon874 8:fb820325a830 23 printf("%d : this[%s] = %d\r\n",i, token_name[i]->c_str(), token[i]->_value.asInt);
joon874 8:fb820325a830 24 #endif
samux 0:0cf0e27feaad 25 delete token[i];
samux 0:0cf0e27feaad 26 delete token_name[i];
samux 0:0cf0e27feaad 27 }
samux 0:0cf0e27feaad 28 index_token = 0;
joon874 8:fb820325a830 29 index_array = 0;
samux 0:0cf0e27feaad 30 break;
samux 0:0cf0e27feaad 31 default:
samux 0:0cf0e27feaad 32 break;
samux 0:0cf0e27feaad 33 }
samux 0:0cf0e27feaad 34 _type = TypeNull;
samux 0:0cf0e27feaad 35 }
samux 0:0cf0e27feaad 36
samux 0:0cf0e27feaad 37 bool MbedJSONValue::hasMember(char * name)
samux 0:0cf0e27feaad 38 {
samux 0:0cf0e27feaad 39 for(int i = 0; i < index_token; i++)
samux 0:0cf0e27feaad 40 if( !strcmp(name, (*(token_name[i])).c_str() ))
samux 0:0cf0e27feaad 41 return true;
samux 0:0cf0e27feaad 42 return false;
samux 0:0cf0e27feaad 43 }
samux 0:0cf0e27feaad 44
samux 0:0cf0e27feaad 45
samux 0:0cf0e27feaad 46 void copy(const std::string& s, std::back_insert_iterator<std::string> oi) {
samux 0:0cf0e27feaad 47 std::copy(s.begin(), s.end(), oi);
samux 0:0cf0e27feaad 48 }
samux 0:0cf0e27feaad 49
samux 0:0cf0e27feaad 50 void serialize_str(const std::string& s, std::back_insert_iterator<std::string> oi) {
samux 0:0cf0e27feaad 51 *oi++ = '"';
samux 0:0cf0e27feaad 52 for (std::string::const_iterator i = s.begin(); i != s.end(); ++i) {
samux 0:0cf0e27feaad 53 switch (*i) {
samux 0:0cf0e27feaad 54 #define MAP(val, sym) case val: copy(sym, oi); break
samux 0:0cf0e27feaad 55 MAP('"', "\\\"");
samux 0:0cf0e27feaad 56 MAP('\\', "\\\\");
samux 0:0cf0e27feaad 57 MAP('/', "\\/");
samux 0:0cf0e27feaad 58 MAP('\b', "\\b");
samux 0:0cf0e27feaad 59 MAP('\f', "\\f");
samux 0:0cf0e27feaad 60 MAP('\n', "\\n");
samux 0:0cf0e27feaad 61 MAP('\r', "\\r");
samux 0:0cf0e27feaad 62 MAP('\t', "\\t");
samux 0:0cf0e27feaad 63 #undef MAP
samux 0:0cf0e27feaad 64 default:
samux 0:0cf0e27feaad 65 if ((unsigned char)*i < 0x20 || *i == 0x7f) {
samux 0:0cf0e27feaad 66 char buf[7];
samux 0:0cf0e27feaad 67 sprintf(buf, "\\u%04x", *i & 0xff);
samux 0:0cf0e27feaad 68 copy(buf, buf + 6, oi);
samux 0:0cf0e27feaad 69 } else {
samux 0:0cf0e27feaad 70 *oi++ = *i;
samux 0:0cf0e27feaad 71 }
samux 0:0cf0e27feaad 72 break;
samux 0:0cf0e27feaad 73 }
samux 0:0cf0e27feaad 74 }
samux 0:0cf0e27feaad 75 *oi++ = '"';
samux 0:0cf0e27feaad 76 }
samux 0:0cf0e27feaad 77
samux 0:0cf0e27feaad 78 std::string MbedJSONValue::serialize(){
samux 0:0cf0e27feaad 79 std::string s;
samux 0:0cf0e27feaad 80 serialize(std::back_inserter(s));
samux 0:0cf0e27feaad 81 return s;
samux 0:0cf0e27feaad 82 }
samux 0:0cf0e27feaad 83
samux 0:0cf0e27feaad 84 std::string MbedJSONValue::to_str(){
samux 0:0cf0e27feaad 85 switch (_type) {
samux 0:0cf0e27feaad 86 case TypeNull:
samux 0:0cf0e27feaad 87 return "null";
samux 0:0cf0e27feaad 88 case TypeBoolean:
samux 0:0cf0e27feaad 89 return _value.asBool ? "true" : "false";
samux 0:0cf0e27feaad 90 case TypeInt: {
samux 0:0cf0e27feaad 91 char buf[10];
samux 0:0cf0e27feaad 92 sprintf(buf, "%d", _value.asInt);
samux 0:0cf0e27feaad 93 return buf;
samux 0:0cf0e27feaad 94 }
samux 0:0cf0e27feaad 95 case TypeDouble: {
samux 0:0cf0e27feaad 96 char buf[10];
samux 0:0cf0e27feaad 97 sprintf(buf, "%f", _value.asDouble);
samux 0:0cf0e27feaad 98 return buf;
samux 0:0cf0e27feaad 99 }
samux 0:0cf0e27feaad 100 default:
samux 0:0cf0e27feaad 101 break;
samux 0:0cf0e27feaad 102 }
samux 0:0cf0e27feaad 103 return NULL;
samux 0:0cf0e27feaad 104 }
samux 0:0cf0e27feaad 105
samux 0:0cf0e27feaad 106
samux 0:0cf0e27feaad 107
samux 0:0cf0e27feaad 108 void MbedJSONValue::serialize(std::back_insert_iterator<std::string> oi) {
joon874 7:62ce68f5a38c 109 #ifdef DEBUG_MJSON
MidnightCow 6:f8bec9cada34 110 printf("SP:%X _type=%d, index=%d\r\n",__current_sp(),_type, index_token);
joon874 7:62ce68f5a38c 111 #endif
MidnightCow 6:f8bec9cada34 112
samux 0:0cf0e27feaad 113 switch (_type) {
samux 0:0cf0e27feaad 114 case TypeString:
joon874 7:62ce68f5a38c 115 #ifdef DEBUG_MJSON
MidnightCow 6:f8bec9cada34 116 printf("typestring\r\n");
joon874 7:62ce68f5a38c 117 #endif
samux 0:0cf0e27feaad 118 serialize_str(*_value.asString, oi);
samux 0:0cf0e27feaad 119 break;
joon874 8:fb820325a830 120 case TypeArray: /*{
joon874 7:62ce68f5a38c 121 #ifdef DEBUG_MJSON
MidnightCow 6:f8bec9cada34 122 printf("typearray\r\n");
joon874 7:62ce68f5a38c 123 #endif
samux 0:0cf0e27feaad 124 *oi++ = '[';
samux 0:0cf0e27feaad 125 for (int i = 0; i < index_array; i++) {
samux 0:0cf0e27feaad 126 if (i)
samux 0:0cf0e27feaad 127 *oi++ = ',';
samux 0:0cf0e27feaad 128 (*this)[i].serialize(oi);
samux 0:0cf0e27feaad 129 }
samux 0:0cf0e27feaad 130 *oi++ = ']';
samux 0:0cf0e27feaad 131 break;
joon874 8:fb820325a830 132 }*/
samux 0:0cf0e27feaad 133 case TypeObject: {
joon874 7:62ce68f5a38c 134 #ifdef DEBUG_MJSON
MidnightCow 6:f8bec9cada34 135 printf("typeObject\r\n");
joon874 7:62ce68f5a38c 136 #endif
samux 0:0cf0e27feaad 137 *oi++ = '{';
samux 0:0cf0e27feaad 138 for (int i = 0; i < index_token; i++) {
joon874 7:62ce68f5a38c 139 #ifdef DEBUG_MJSON
MidnightCow 6:f8bec9cada34 140 printf("i=%d ",i);
joon874 7:62ce68f5a38c 141 #endif
samux 0:0cf0e27feaad 142 if (i)
samux 0:0cf0e27feaad 143 *oi++ = ',';
joon874 7:62ce68f5a38c 144 #ifdef DEBUG_MJSON
MidnightCow 6:f8bec9cada34 145 printf("token_name[%d]=%s\r\n",i,token_name[i]->c_str());
joon874 7:62ce68f5a38c 146 #endif
samux 0:0cf0e27feaad 147 serialize_str(*(token_name[i]), oi);
samux 0:0cf0e27feaad 148 *oi++ = ':';
joon874 9:c917476c802b 149 if(!token[i]->accessible) token[i]->cb_action(token[i]);
samux 0:0cf0e27feaad 150 (*(token[i])).serialize(oi);
samux 0:0cf0e27feaad 151 }
samux 0:0cf0e27feaad 152 *oi++ = '}';
samux 0:0cf0e27feaad 153 break;
samux 0:0cf0e27feaad 154 }
samux 0:0cf0e27feaad 155 default:
joon874 7:62ce68f5a38c 156 #ifdef DEBUG_MJSON
MidnightCow 6:f8bec9cada34 157 printf("default\r\n");
joon874 7:62ce68f5a38c 158 #endif
samux 0:0cf0e27feaad 159 copy(to_str(), oi);
samux 0:0cf0e27feaad 160 break;
samux 0:0cf0e27feaad 161 }
samux 0:0cf0e27feaad 162 }
samux 0:0cf0e27feaad 163
samux 0:0cf0e27feaad 164
samux 0:0cf0e27feaad 165
samux 0:0cf0e27feaad 166 MbedJSONValue& MbedJSONValue::operator[](int i) {
joon874 8:fb820325a830 167 _type = TypeObject;
MidnightCow 6:f8bec9cada34 168 //if (i < NB_TOKEN && index_array == i ) {
joon874 8:fb820325a830 169 if( index_token == i){
joon874 8:fb820325a830 170 #ifdef DEBUG_MJSON
samux 0:0cf0e27feaad 171 printf("will add an element to the array\r\n");
samux 0:0cf0e27feaad 172 #endif
MidnightCow 6:f8bec9cada34 173 //array[i] = new MbedJSONValue();
MidnightCow 6:f8bec9cada34 174 //array.push_back(new MbedJSONValue());
MidnightCow 6:f8bec9cada34 175 token.push_back(new MbedJSONValue());
joon874 8:fb820325a830 176 index_token++;
MidnightCow 6:f8bec9cada34 177 //return *(array[i]);
MidnightCow 6:f8bec9cada34 178 return *(token[i]);
samux 0:0cf0e27feaad 179 }
MidnightCow 6:f8bec9cada34 180 //if (i < NB_TOKEN && index_array > i)
joon874 8:fb820325a830 181 if(index_token > i)
joon874 8:fb820325a830 182 // return *(array[i]);
MidnightCow 6:f8bec9cada34 183 return *(token[i]);
samux 0:0cf0e27feaad 184
samux 0:0cf0e27feaad 185 //if the user is not doing something wrong, this code is never executed!!
samux 0:0cf0e27feaad 186 return *(new MbedJSONValue());
MidnightCow 6:f8bec9cada34 187 //return 0;
samux 0:0cf0e27feaad 188 }
samux 0:0cf0e27feaad 189
samux 0:0cf0e27feaad 190 MbedJSONValue& MbedJSONValue::operator[](std::string k) {
samux 0:0cf0e27feaad 191 _type = TypeObject;
samux 0:0cf0e27feaad 192 for (int i = 0; i < index_token; i++) {
joon874 7:62ce68f5a38c 193 #ifdef DEBUG_MJSON
samux 0:0cf0e27feaad 194 printf("k: %s\r\n", k.c_str());
samux 0:0cf0e27feaad 195 printf("str: %s\r\n", token_name[i]->c_str());
samux 0:0cf0e27feaad 196 #endif
samux 0:0cf0e27feaad 197 //existing token
MidnightCow 6:f8bec9cada34 198
samux 0:0cf0e27feaad 199 if (!strcmp(k.c_str(), token_name[i]->c_str())) {
joon874 7:62ce68f5a38c 200 #ifdef DEBUG_MJSON
samux 0:0cf0e27feaad 201 printf("token found: %d\r\n", i);
samux 0:0cf0e27feaad 202 #endif
samux 0:0cf0e27feaad 203 return *(token[i]);
samux 0:0cf0e27feaad 204 }
samux 0:0cf0e27feaad 205 }
samux 0:0cf0e27feaad 206
MidnightCow 6:f8bec9cada34 207 //if(index_token >= NB_TOKEN)
MidnightCow 6:f8bec9cada34 208 // index_token = NB_TOKEN - 1;
samux 0:0cf0e27feaad 209 //non existing token
MidnightCow 6:f8bec9cada34 210 //token_name[index_token] = new std::string(k);
MidnightCow 6:f8bec9cada34 211 token_name.push_back(new std::string(k));
joon874 7:62ce68f5a38c 212 #ifdef DEBUG_MJSON
MidnightCow 6:f8bec9cada34 213 printf("New token_name[%d]=%X, %s\r\n", index_token, token_name[index_token], token_name[index_token]->c_str());
joon874 7:62ce68f5a38c 214 #endif
MidnightCow 6:f8bec9cada34 215 //token[index_token] = new MbedJSONValue();
MidnightCow 6:f8bec9cada34 216 token.push_back(new MbedJSONValue());
joon874 7:62ce68f5a38c 217 #ifdef DEBUG_MJSON
MidnightCow 6:f8bec9cada34 218 printf("New token[%d]=%X, %d\r\n", index_token, token[index_token], token[index_token]->getType());
joon874 7:62ce68f5a38c 219 #endif
samux 0:0cf0e27feaad 220 index_token++;
samux 0:0cf0e27feaad 221 return *(token[index_token - 1]);
samux 0:0cf0e27feaad 222 }
samux 0:0cf0e27feaad 223
samux 0:0cf0e27feaad 224 MbedJSONValue& MbedJSONValue::operator[](std::string k) const
samux 0:0cf0e27feaad 225 {
samux 0:0cf0e27feaad 226 for (int i = 0; i < index_token; i++) {
joon874 7:62ce68f5a38c 227 #ifdef DEBUG_MJSON
samux 0:0cf0e27feaad 228 printf("k: %s\r\n", k.c_str());
MidnightCow 6:f8bec9cada34 229 //printf("str: %s\r\n", token_name[i]->c_str());
samux 0:0cf0e27feaad 230 #endif
MidnightCow 6:f8bec9cada34 231 printf("[%s]", k.c_str());
MidnightCow 6:f8bec9cada34 232 printf(" comp ");
MidnightCow 6:f8bec9cada34 233 printf("[%s]\r\n", token_name[i]->c_str());
samux 0:0cf0e27feaad 234 if (!strcmp(k.c_str(), token_name[i]->c_str())) {
joon874 7:62ce68f5a38c 235 #ifdef DEBUG_MJSON
samux 0:0cf0e27feaad 236 printf("token found: %d\r\n", i);
samux 0:0cf0e27feaad 237 #endif
samux 0:0cf0e27feaad 238 return *(token[i]);
samux 0:0cf0e27feaad 239 }
samux 0:0cf0e27feaad 240 }
samux 0:0cf0e27feaad 241
samux 0:0cf0e27feaad 242 //if the user is not doing something wrong, this code is never executed!!
samux 0:0cf0e27feaad 243 return *(new MbedJSONValue());
MidnightCow 6:f8bec9cada34 244 //return 0;
samux 0:0cf0e27feaad 245 }
samux 0:0cf0e27feaad 246
samux 0:0cf0e27feaad 247
samux 0:0cf0e27feaad 248 // Operators
samux 0:0cf0e27feaad 249 MbedJSONValue& MbedJSONValue::operator=(MbedJSONValue const& rhs) {
MidnightCow 6:f8bec9cada34 250 //printf("=json\r\n");
samux 0:0cf0e27feaad 251 if (this != &rhs) {
samux 0:0cf0e27feaad 252 clean();
samux 0:0cf0e27feaad 253 _type = rhs._type;
samux 0:0cf0e27feaad 254 switch (_type) {
samux 0:0cf0e27feaad 255 case TypeBoolean:
samux 0:0cf0e27feaad 256 _value.asBool = rhs._value.asBool;
samux 0:0cf0e27feaad 257 break;
samux 0:0cf0e27feaad 258 case TypeInt:
samux 0:0cf0e27feaad 259 _value.asInt = rhs._value.asInt;
samux 0:0cf0e27feaad 260 break;
samux 0:0cf0e27feaad 261 case TypeDouble:
samux 0:0cf0e27feaad 262 _value.asDouble = rhs._value.asDouble;
samux 0:0cf0e27feaad 263 break;
samux 0:0cf0e27feaad 264 case TypeString:
samux 0:0cf0e27feaad 265 _value.asString = new std::string(*rhs._value.asString);
samux 0:0cf0e27feaad 266 break;
samux 0:0cf0e27feaad 267 case TypeArray:
samux 0:0cf0e27feaad 268 for (int i = 0; i < rhs.index_array; i++)
samux 0:0cf0e27feaad 269 (*this)[i] = rhs[i];
samux 0:0cf0e27feaad 270 case TypeObject:
samux 0:0cf0e27feaad 271 for (int i = 0; i < rhs.index_token; i++)
samux 0:0cf0e27feaad 272 (*this)[*(rhs.token_name[i])] = rhs[*(rhs.token_name[i])];
samux 0:0cf0e27feaad 273 default:
samux 0:0cf0e27feaad 274 break;
samux 0:0cf0e27feaad 275 }
samux 0:0cf0e27feaad 276 }
samux 0:0cf0e27feaad 277 return *this;
samux 0:0cf0e27feaad 278 }
samux 0:0cf0e27feaad 279
samux 0:0cf0e27feaad 280
samux 0:0cf0e27feaad 281 // Works for strings, arrays, and structs.
samux 0:0cf0e27feaad 282 int MbedJSONValue::size() const {
samux 0:0cf0e27feaad 283 switch (_type) {
samux 0:0cf0e27feaad 284 case TypeString:
samux 0:0cf0e27feaad 285 return int(_value.asString->size());
samux 0:0cf0e27feaad 286 case TypeArray:
samux 0:0cf0e27feaad 287 return index_array;
samux 0:0cf0e27feaad 288 case TypeObject:
samux 0:0cf0e27feaad 289 return index_token;
samux 0:0cf0e27feaad 290 default:
samux 0:0cf0e27feaad 291 break;
samux 0:0cf0e27feaad 292 }
samux 0:0cf0e27feaad 293 return -1;
samux 0:0cf0e27feaad 294 }
samux 0:0cf0e27feaad 295
MidnightCow 6:f8bec9cada34 296