Xinlei Cao / MbedSmartRest

Own fork of MbedSmartRest

Dependents:   MbedSmartRestMain MbedSmartRestMain

Fork of MbedSmartRest by Cumulocity Official

ComposedRecord.cpp@5:2b74510900da, 2014-07-10 (annotated)

Committer:
Cumulocity
Date:
Thu Jul 10 16:20:31 2014 +0200
Revision:
5:2b74510900da
Parent:
4:059b8b90e0d9
Child:
11:e1bee9a77652
Updated from revision 131b98d7d1aa

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Cumulocity 0:099f76422485 1 /*
Cumulocity 0:099f76422485 2 * ComposedRecord.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 "ComposedRecord.h"
Cumulocity 0:099f76422485 30 #include <stdlib.h>
Cumulocity 0:099f76422485 31 #include <string.h>
Cumulocity 0:099f76422485 32
Cumulocity 0:099f76422485 33 ComposedRecord::ComposedRecord(bool copy)
Cumulocity 0:099f76422485 34 {
Cumulocity 0:099f76422485 35 _alloc = copy;
Cumulocity 0:099f76422485 36 #ifndef SMARTREST_COMPOSED_FIXED_SIZE
Cumulocity 0:099f76422485 37 _capacity = 0;
Cumulocity 0:099f76422485 38 _values = NULL;
Cumulocity 0:099f76422485 39 #endif
Cumulocity 0:099f76422485 40 _count = 0;
Cumulocity 0:099f76422485 41 }
Cumulocity 0:099f76422485 42
Cumulocity 0:099f76422485 43 ComposedRecord::~ComposedRecord()
Cumulocity 0:099f76422485 44 {
Cumulocity 0:099f76422485 45 if (_alloc) {
Cumulocity 0:099f76422485 46 for (size_t n = 0; n < _count; n++)
Cumulocity 0:099f76422485 47 delete _values[n];
Cumulocity 0:099f76422485 48 }
Cumulocity 0:099f76422485 49 #ifndef SMARTREST_COMPOSED_FIXED_SIZE
Cumulocity 0:099f76422485 50 if (_values != NULL)
Cumulocity 0:099f76422485 51 free(_values);
Cumulocity 0:099f76422485 52 #endif
Cumulocity 0:099f76422485 53 }
Cumulocity 0:099f76422485 54
Cumulocity 0:099f76422485 55 bool ComposedRecord::add(const Value& value)
Cumulocity 0:099f76422485 56 {
Cumulocity 0:099f76422485 57 #ifndef SMARTREST_COMPOSED_FIXED_SIZE
Cumulocity 0:099f76422485 58 if (_capacity == _count) {
Cumulocity 0:099f76422485 59 size_t capacity;
Cumulocity 0:099f76422485 60 if (_capacity == 0)
Cumulocity 0:099f76422485 61 capacity = SMARTREST_COMPOSED_INITIAL_CAPACITY;
Cumulocity 0:099f76422485 62 else
Cumulocity 0:099f76422485 63 capacity = _capacity + SMARTREST_COMPOSED_MEMORY_INCREMENT;
Cumulocity 0:099f76422485 64
Cumulocity 0:099f76422485 65 const Value **values = (const Value**)realloc(_values,
Cumulocity 0:099f76422485 66 capacity*sizeof(Value*));
Cumulocity 0:099f76422485 67 if (values == NULL)
Cumulocity 0:099f76422485 68 return false;
Cumulocity 0:099f76422485 69 _values = values;
Cumulocity 0:099f76422485 70 _capacity = capacity;
Cumulocity 0:099f76422485 71 }
Cumulocity 0:099f76422485 72 #else
Cumulocity 0:099f76422485 73 if (_count == SMARTREST_COMPOSED_FIXED_SIZE)
Cumulocity 0:099f76422485 74 return false;
Cumulocity 0:099f76422485 75 #endif
Cumulocity 0:099f76422485 76
Cumulocity 0:099f76422485 77 if (_alloc) {
Cumulocity 0:099f76422485 78 Value *copy = value.copy();
Cumulocity 0:099f76422485 79 if (copy == NULL)
Cumulocity 0:099f76422485 80 return false;
Cumulocity 0:099f76422485 81 _values[_count++] = copy;
Cumulocity 0:099f76422485 82 } else {
Cumulocity 0:099f76422485 83 _values[_count++] = &value;
Cumulocity 0:099f76422485 84 }
Cumulocity 0:099f76422485 85 return true;
Cumulocity 0:099f76422485 86 }
Cumulocity 0:099f76422485 87
Cumulocity 0:099f76422485 88 void ComposedRecord::clear()
Cumulocity 0:099f76422485 89 {
Cumulocity 0:099f76422485 90 if (_alloc) {
Cumulocity 0:099f76422485 91 for (size_t n = 0; n < _count; n++)
Cumulocity 0:099f76422485 92 delete _values[n];
Cumulocity 0:099f76422485 93 }
Cumulocity 0:099f76422485 94 _count = 0;
Cumulocity 0:099f76422485 95
Cumulocity 0:099f76422485 96 #ifndef SMARTREST_COMPOSED_FIXED_SIZE
Cumulocity 0:099f76422485 97 if (_values != NULL)
Cumulocity 0:099f76422485 98 free(_values);
Cumulocity 0:099f76422485 99 _values = NULL;
Cumulocity 0:099f76422485 100 _capacity = 0;
Cumulocity 0:099f76422485 101 #endif
Cumulocity 0:099f76422485 102 }
Cumulocity 0:099f76422485 103
Cumulocity 0:099f76422485 104 size_t ComposedRecord::values() const
Cumulocity 0:099f76422485 105 {
Cumulocity 0:099f76422485 106 return _count;
Cumulocity 0:099f76422485 107 }
Cumulocity 0:099f76422485 108
Cumulocity 0:099f76422485 109 const Value& ComposedRecord::value(size_t index) const
Cumulocity 0:099f76422485 110 {
Cumulocity 0:099f76422485 111 return *_values[index];
Cumulocity 0:099f76422485 112 }
Cumulocity 0:099f76422485 113
Cumulocity 4:059b8b90e0d9 114 ComposedRecord* ComposedRecord::copy() const
Cumulocity 0:099f76422485 115 {
Cumulocity 0:099f76422485 116 ComposedRecord *copy = new ComposedRecord(true);
Cumulocity 0:099f76422485 117 for (size_t n = 0; n < _count; n++)
Cumulocity 0:099f76422485 118 copy->add(*_values[n]);
Cumulocity 0:099f76422485 119 return copy;
Cumulocity 0:099f76422485 120 }
Cumulocity 0:099f76422485 121