Vincent Wochnik / MbedSmartRestStreaming

A client for the SmartREST protocol from Cumulocity.

Dependencies:   SmartRest

Fork of MbedSmartRest by Vincent Wochnik

ComposedRecord.cpp@0:f76673e7f275, 2014-01-23 (annotated)

Committer:
vwochnik
Date:
Thu Jan 23 14:36:46 2014 +0000
Revision:
0:f76673e7f275
initial commit, only abstraction

Who changed what in which revision?

UserRevisionLine numberNew contents of line
vwochnik 0:f76673e7f275 1 /*
vwochnik 0:f76673e7f275 2 * ComposedRecord.cpp
vwochnik 0:f76673e7f275 3 *
vwochnik 0:f76673e7f275 4 * Created on: Nov 1, 2013
vwochnik 0:f76673e7f275 5 * * Authors: Vincent Wochnik <v.wochnik@gmail.com>
vwochnik 0:f76673e7f275 6 *
vwochnik 0:f76673e7f275 7 * Copyright (c) 2013 Cumulocity GmbH
vwochnik 0:f76673e7f275 8 *
vwochnik 0:f76673e7f275 9 * Permission is hereby granted, free of charge, to any person obtaining
vwochnik 0:f76673e7f275 10 * a copy of this software and associated documentation files (the
vwochnik 0:f76673e7f275 11 * "Software"), to deal in the Software without restriction, including
vwochnik 0:f76673e7f275 12 * without limitation the rights to use, copy, modify, merge, publish,
vwochnik 0:f76673e7f275 13 * distribute, sublicense, and/or sell copies of the Software, and to
vwochnik 0:f76673e7f275 14 * permit persons to whom the Software is furnished to do so, subject to
vwochnik 0:f76673e7f275 15 * the following conditions:
vwochnik 0:f76673e7f275 16 *
vwochnik 0:f76673e7f275 17 * The above copyright notice and this permission notice shall be
vwochnik 0:f76673e7f275 18 * included in all copies or substantial portions of the Software.
vwochnik 0:f76673e7f275 19 *
vwochnik 0:f76673e7f275 20 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
vwochnik 0:f76673e7f275 21 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
vwochnik 0:f76673e7f275 22 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
vwochnik 0:f76673e7f275 23 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
vwochnik 0:f76673e7f275 24 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
vwochnik 0:f76673e7f275 25 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
vwochnik 0:f76673e7f275 26 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
vwochnik 0:f76673e7f275 27 */
vwochnik 0:f76673e7f275 28
vwochnik 0:f76673e7f275 29 #include "ComposedRecord.h"
vwochnik 0:f76673e7f275 30 #include "NullValue.h"
vwochnik 0:f76673e7f275 31 #include <stdlib.h>
vwochnik 0:f76673e7f275 32 #include <string.h>
vwochnik 0:f76673e7f275 33
vwochnik 0:f76673e7f275 34 ComposedRecord::ComposedRecord(bool copy)
vwochnik 0:f76673e7f275 35 {
vwochnik 0:f76673e7f275 36 _alloc = copy;
vwochnik 0:f76673e7f275 37 #ifndef COMPOSED_FIXED_SIZE
vwochnik 0:f76673e7f275 38 _capacity = COMPOSED_INITIAL_CAPACITY;
vwochnik 0:f76673e7f275 39 _values = (Value**)malloc(_capacity*sizeof(Value*));
vwochnik 0:f76673e7f275 40 #endif
vwochnik 0:f76673e7f275 41 _count = 0;
vwochnik 0:f76673e7f275 42 }
vwochnik 0:f76673e7f275 43
vwochnik 0:f76673e7f275 44 ComposedRecord::~ComposedRecord()
vwochnik 0:f76673e7f275 45 {
vwochnik 0:f76673e7f275 46 if (_alloc) {
vwochnik 0:f76673e7f275 47 for (size_t n = 0; n < _count; n++)
vwochnik 0:f76673e7f275 48 delete _values[n];
vwochnik 0:f76673e7f275 49 }
vwochnik 0:f76673e7f275 50 #ifndef COMPOSED_FIXED_SIZE
vwochnik 0:f76673e7f275 51 free(_values);
vwochnik 0:f76673e7f275 52 #endif
vwochnik 0:f76673e7f275 53 }
vwochnik 0:f76673e7f275 54
vwochnik 0:f76673e7f275 55 ComposedRecord& ComposedRecord::add(Value& value)
vwochnik 0:f76673e7f275 56 {
vwochnik 0:f76673e7f275 57 #ifndef COMPOSED_FIXED_SIZE
vwochnik 0:f76673e7f275 58 if (_capacity == _count) {
vwochnik 0:f76673e7f275 59 size_t capacity = _capacity + COMPOSED_MEMORY_INCREMENT;
vwochnik 0:f76673e7f275 60 Value **values = (Value**)realloc(_values,
vwochnik 0:f76673e7f275 61 capacity*sizeof(Value*));
vwochnik 0:f76673e7f275 62 if (values == NULL)
vwochnik 0:f76673e7f275 63 return *this;
vwochnik 0:f76673e7f275 64 _values = values;
vwochnik 0:f76673e7f275 65 _capacity = capacity;
vwochnik 0:f76673e7f275 66 }
vwochnik 0:f76673e7f275 67 #else
vwochnik 0:f76673e7f275 68 if (_count == COMPOSED_FIXED_SIZE)
vwochnik 0:f76673e7f275 69 return *this;
vwochnik 0:f76673e7f275 70 #endif
vwochnik 0:f76673e7f275 71
vwochnik 0:f76673e7f275 72 if (_alloc) {
vwochnik 0:f76673e7f275 73 Value *copy = value.copy();
vwochnik 0:f76673e7f275 74 if (copy == NULL)
vwochnik 0:f76673e7f275 75 return *this;
vwochnik 0:f76673e7f275 76 _values[_count++] = copy;
vwochnik 0:f76673e7f275 77 } else {
vwochnik 0:f76673e7f275 78 _values[_count++] = &value;
vwochnik 0:f76673e7f275 79 }
vwochnik 0:f76673e7f275 80 return *this;
vwochnik 0:f76673e7f275 81 }
vwochnik 0:f76673e7f275 82
vwochnik 0:f76673e7f275 83 void ComposedRecord::clear()
vwochnik 0:f76673e7f275 84 {
vwochnik 0:f76673e7f275 85 _count = 0;
vwochnik 0:f76673e7f275 86 #ifndef COMPOSED_FIXED_SIZE
vwochnik 0:f76673e7f275 87 if (_capacity > COMPOSED_INITIAL_CAPACITY) {
vwochnik 0:f76673e7f275 88 Value** values = (Value**)realloc(_values,
vwochnik 0:f76673e7f275 89 COMPOSED_INITIAL_CAPACITY*sizeof(Value*));
vwochnik 0:f76673e7f275 90 if (values == NULL)
vwochnik 0:f76673e7f275 91 return;
vwochnik 0:f76673e7f275 92 _capacity = COMPOSED_INITIAL_CAPACITY;
vwochnik 0:f76673e7f275 93 }
vwochnik 0:f76673e7f275 94 #endif
vwochnik 0:f76673e7f275 95 }
vwochnik 0:f76673e7f275 96
vwochnik 0:f76673e7f275 97 size_t ComposedRecord::values() const
vwochnik 0:f76673e7f275 98 {
vwochnik 0:f76673e7f275 99 return _count;
vwochnik 0:f76673e7f275 100 }
vwochnik 0:f76673e7f275 101
vwochnik 0:f76673e7f275 102 Value& ComposedRecord::value(size_t index) const
vwochnik 0:f76673e7f275 103 {
vwochnik 0:f76673e7f275 104 if (index >= _count)
vwochnik 0:f76673e7f275 105 return aNullValue;
vwochnik 0:f76673e7f275 106 return *_values[index];
vwochnik 0:f76673e7f275 107 }
vwochnik 0:f76673e7f275 108
vwochnik 0:f76673e7f275 109 DataGenerator* ComposedRecord::copy() const
vwochnik 0:f76673e7f275 110 {
vwochnik 0:f76673e7f275 111 ComposedRecord *copy = new ComposedRecord(true);
vwochnik 0:f76673e7f275 112 for (size_t n = 0; n < _count; n++)
vwochnik 0:f76673e7f275 113 copy->add(*_values[n]);
vwochnik 0:f76673e7f275 114 return copy;
vwochnik 0:f76673e7f275 115 }
vwochnik 0:f76673e7f275 116