Cumulocity Official / MbedSmartRest

mbed.org implementation of the abstract SmartREST library for the Cumulocity Platform SmartREST protocol.

Dependents:   MbedSmartRestMain MbedSmartRestMain

ParsedRecord.cpp@4:059b8b90e0d9, 2014-07-09 (annotated)

Committer:
Cumulocity
Date:
Wed Jul 09 15:37:19 2014 +0200
Revision:
4:059b8b90e0d9
Parent:
0:099f76422485
Child:
5:2b74510900da
Updated from revision b9c81426d0e6

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Cumulocity 0:099f76422485 1 /*
Cumulocity 0:099f76422485 2 * ParsedRecord.cpp
Cumulocity 0:099f76422485 3 *
Cumulocity 0:099f76422485 4 * Created on: Nov 1, 2013
Cumulocity 0:099f76422485 5 * * Authors: Vincent Wochnik <v.wochnik@gmail.com>
Cumulocity 0:099f76422485 6 *
Cumulocity 0:099f76422485 7 * Copyright (c) 2013 Cumulocity GmbH
Cumulocity 0:099f76422485 8 *
Cumulocity 0:099f76422485 9 * Permission is hereby granted, free of charge, to any person obtaining
Cumulocity 0:099f76422485 10 * a copy of this software and associated documentation files (the
Cumulocity 0:099f76422485 11 * "Software"), to deal in the Software without restriction, including
Cumulocity 0:099f76422485 12 * without limitation the rights to use, copy, modify, merge, publish,
Cumulocity 0:099f76422485 13 * distribute, sublicense, and/or sell copies of the Software, and to
Cumulocity 0:099f76422485 14 * permit persons to whom the Software is furnished to do so, subject to
Cumulocity 0:099f76422485 15 * the following conditions:
Cumulocity 0:099f76422485 16 *
Cumulocity 0:099f76422485 17 * The above copyright notice and this permission notice shall be
Cumulocity 0:099f76422485 18 * included in all copies or substantial portions of the Software.
Cumulocity 0:099f76422485 19 *
Cumulocity 0:099f76422485 20 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
Cumulocity 0:099f76422485 21 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
Cumulocity 0:099f76422485 22 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
Cumulocity 0:099f76422485 23 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
Cumulocity 0:099f76422485 24 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
Cumulocity 0:099f76422485 25 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
Cumulocity 0:099f76422485 26 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
Cumulocity 0:099f76422485 27 */
Cumulocity 0:099f76422485 28
Cumulocity 0:099f76422485 29 #include "ParsedRecord.h"
Cumulocity 0:099f76422485 30 #include "ComposedRecord.h"
Cumulocity 0:099f76422485 31 #include "ParsedValue.h"
Cumulocity 0:099f76422485 32 #include "NullValue.h"
Cumulocity 0:099f76422485 33 #include <stdlib.h>
Cumulocity 0:099f76422485 34 #include <string.h>
Cumulocity 0:099f76422485 35
Cumulocity 4:059b8b90e0d9 36 ParsedRecord::ParsedRecord(bool copy) :
Cumulocity 4:059b8b90e0d9 37 _copy(copy)
Cumulocity 0:099f76422485 38 {
Cumulocity 0:099f76422485 39 _count = 0;
Cumulocity 0:099f76422485 40 #ifdef SMARTREST_PARSED_DYNAMIC_ALLOC
Cumulocity 0:099f76422485 41 _values = NULL;
Cumulocity 0:099f76422485 42 #endif
Cumulocity 4:059b8b90e0d9 43 _buffer = NULL;
Cumulocity 0:099f76422485 44 }
Cumulocity 0:099f76422485 45
Cumulocity 0:099f76422485 46 ParsedRecord::~ParsedRecord()
Cumulocity 0:099f76422485 47 {
Cumulocity 0:099f76422485 48 clear();
Cumulocity 0:099f76422485 49
Cumulocity 0:099f76422485 50 #ifdef SMARTREST_PARSED_DYNAMIC_ALLOC
Cumulocity 0:099f76422485 51 if (_values != NULL)
Cumulocity 0:099f76422485 52 free(_values);
Cumulocity 0:099f76422485 53 #endif
Cumulocity 0:099f76422485 54 }
Cumulocity 0:099f76422485 55
Cumulocity 0:099f76422485 56 size_t ParsedRecord::values() const
Cumulocity 0:099f76422485 57 {
Cumulocity 0:099f76422485 58 return _count;
Cumulocity 0:099f76422485 59 }
Cumulocity 0:099f76422485 60
Cumulocity 0:099f76422485 61 const Value& ParsedRecord::value(size_t index) const
Cumulocity 0:099f76422485 62 {
Cumulocity 0:099f76422485 63 if (index >= _count)
Cumulocity 0:099f76422485 64 return aNullValue;
Cumulocity 0:099f76422485 65 return *_values[index];
Cumulocity 0:099f76422485 66 }
Cumulocity 0:099f76422485 67
Cumulocity 4:059b8b90e0d9 68 ParsedRecord* ParsedRecord::copy() const
Cumulocity 0:099f76422485 69 {
Cumulocity 4:059b8b90e0d9 70 ParsedRecord *copy = new ParsedRecord(true);
Cumulocity 4:059b8b90e0d9 71 copy->set(_buffer, _count);
Cumulocity 0:099f76422485 72 return copy;
Cumulocity 0:099f76422485 73 }
Cumulocity 0:099f76422485 74
Cumulocity 0:099f76422485 75 const char * ParsedRecord::rawValue(size_t index) const
Cumulocity 0:099f76422485 76 {
Cumulocity 0:099f76422485 77 if (index >= _count)
Cumulocity 0:099f76422485 78 return NULL;
Cumulocity 0:099f76422485 79
Cumulocity 0:099f76422485 80 const char *ptr = _buffer;
Cumulocity 0:099f76422485 81 for (size_t n = 0; n < index; n++) {
Cumulocity 0:099f76422485 82 ptr += strlen(ptr) + 1;
Cumulocity 0:099f76422485 83 }
Cumulocity 0:099f76422485 84
Cumulocity 0:099f76422485 85 return ptr;
Cumulocity 0:099f76422485 86 }
Cumulocity 0:099f76422485 87
Cumulocity 4:059b8b90e0d9 88 bool ParsedRecord::set(const char *buffer, size_t count)
Cumulocity 0:099f76422485 89 {
Cumulocity 0:099f76422485 90 clear();
Cumulocity 4:059b8b90e0d9 91
Cumulocity 0:099f76422485 92 #ifdef SMARTREST_PARSED_DYNAMIC_ALLOC
Cumulocity 0:099f76422485 93 const Value **values = (const Value**)realloc(_values, count*sizeof(Value*));
Cumulocity 0:099f76422485 94 if (values == NULL)
Cumulocity 4:059b8b90e0d9 95 return false;
Cumulocity 0:099f76422485 96 _values = values;
Cumulocity 0:099f76422485 97 #else
Cumulocity 0:099f76422485 98 if (count > SMARTREST_PARSED_FIXED_SIZE)
Cumulocity 0:099f76422485 99 count = SMARTREST_PARSED_FIXED_SIZE;
Cumulocity 0:099f76422485 100 #endif
Cumulocity 0:099f76422485 101
Cumulocity 4:059b8b90e0d9 102 if (_copy) {
Cumulocity 4:059b8b90e0d9 103 const char *ptr = buffer;
Cumulocity 4:059b8b90e0d9 104 for (size_t n = 0; n < count; n++)
Cumulocity 4:059b8b90e0d9 105 ptr += strlen(ptr) + 1;
Cumulocity 4:059b8b90e0d9 106 _buffer = (const char*)malloc(ptr-buffer);
Cumulocity 4:059b8b90e0d9 107 if (_buffer == NULL)
Cumulocity 4:059b8b90e0d9 108 return false;
Cumulocity 4:059b8b90e0d9 109 memcpy((char*)_buffer, buffer, ptr-buffer);
Cumulocity 4:059b8b90e0d9 110 } else {
Cumulocity 4:059b8b90e0d9 111 _buffer = buffer;
Cumulocity 4:059b8b90e0d9 112 }
Cumulocity 4:059b8b90e0d9 113 _count = count;
Cumulocity 4:059b8b90e0d9 114
Cumulocity 4:059b8b90e0d9 115 const char *ptr = _buffer;
Cumulocity 0:099f76422485 116 for (size_t n = 0; n < count; n++) {
Cumulocity 0:099f76422485 117 _values[n] = new ParsedValue(ptr, false);
Cumulocity 0:099f76422485 118 ptr += strlen(ptr) + 1;
Cumulocity 0:099f76422485 119 }
Cumulocity 0:099f76422485 120
Cumulocity 4:059b8b90e0d9 121 return true;
Cumulocity 0:099f76422485 122 }
Cumulocity 0:099f76422485 123
Cumulocity 0:099f76422485 124 void ParsedRecord::clear()
Cumulocity 0:099f76422485 125 {
Cumulocity 0:099f76422485 126 for (size_t n = 0; n < _count; n++)
Cumulocity 0:099f76422485 127 delete _values[n];
Cumulocity 4:059b8b90e0d9 128 if ((_copy) && (_buffer != NULL))
Cumulocity 4:059b8b90e0d9 129 free((char*)_buffer);
Cumulocity 4:059b8b90e0d9 130 _buffer = NULL;
Cumulocity 4:059b8b90e0d9 131 _count = 0;
Cumulocity 0:099f76422485 132 }