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29  */
30 #include "MappingContext.h"
31 #include <assert.h>
32 #include <string.h>
33 #include <stdlib.h>
34 
35 using std::string;
36 
CMappingContext(size_t uiNbItemTypes)37 CMappingContext::CMappingContext(size_t uiNbItemTypes) : _pstItemArray(new CMappingContext::SItem[uiNbItemTypes]), _uiNbItemTypes(uiNbItemTypes)
38 {
39     // Clear items
40     memset(_pstItemArray, 0, sizeof(*_pstItemArray) * uiNbItemTypes);
41 }
42 
~CMappingContext()43 CMappingContext::~CMappingContext()
44 {
45     delete [] _pstItemArray;
46 }
47 
48 // Copy constructor
CMappingContext(const CMappingContext & from)49 CMappingContext::CMappingContext(const CMappingContext& from) : _pstItemArray(new CMappingContext::SItem[from._uiNbItemTypes]), _uiNbItemTypes(from._uiNbItemTypes)
50 {
51     // Copy content items
52     memcpy(_pstItemArray, from._pstItemArray, sizeof(*_pstItemArray) * _uiNbItemTypes);
53 }
54 
55 // Affectation
operator =(const CMappingContext & right)56 CMappingContext& CMappingContext::operator=(const CMappingContext& right)
57 {
58     if (&right != this) {
59 
60         // Size
61         _uiNbItemTypes = right._uiNbItemTypes;
62 
63         // Content
64         // Delete previous array
65         delete [] _pstItemArray;
66 
67         // Reallocate it
68         _pstItemArray = new CMappingContext::SItem[_uiNbItemTypes];
69 
70         // Copy content items
71         memcpy(_pstItemArray, right._pstItemArray, sizeof(*_pstItemArray) * _uiNbItemTypes);
72     }
73     return *this;
74 }
75 
76 // Item access
setItem(uint32_t uiItemType,const string * pStrKey,const string * pStrItem)77 bool CMappingContext::setItem(uint32_t uiItemType, const string* pStrKey, const string* pStrItem)
78 {
79     size_t uiIndex;
80 
81     // Do some checks
82     for (uiIndex = 0; uiIndex < _uiNbItemTypes; uiIndex++) {
83 
84         // Does key already exist ?
85         assert(_pstItemArray[uiIndex].strKey != pStrKey);
86     }
87 
88     if (_pstItemArray[uiItemType].bSet) {
89 
90         // Already set!
91         return false;
92     }
93 
94     // Set item key
95     _pstItemArray[uiItemType].strKey = pStrKey;
96 
97     // Set item value
98     _pstItemArray[uiItemType].strItem = pStrItem;
99 
100     // Now is set
101     _pstItemArray[uiItemType].bSet = true;
102 
103     return true;
104 }
105 
getItem(uint32_t uiItemType) const106 const string&  CMappingContext::getItem(uint32_t uiItemType) const
107 {
108     return *_pstItemArray[uiItemType].strItem;
109 }
110 
getItemAsInteger(uint32_t uiItemType) const111 uint32_t CMappingContext::getItemAsInteger(uint32_t uiItemType) const
112 {
113     if (!_pstItemArray[uiItemType].strItem) {
114 
115         return 0;
116     }
117 
118     return strtoul(_pstItemArray[uiItemType].strItem->c_str(), NULL, 0);
119 }
120 
getItem(const string & strKey) const121 const string* CMappingContext::getItem(const string& strKey) const
122 {
123     size_t uiItemType;
124 
125     for (uiItemType = 0; uiItemType < _uiNbItemTypes; uiItemType++) {
126 
127         if (_pstItemArray[uiItemType].strKey != NULL &&
128             strKey == *_pstItemArray[uiItemType].strKey) {
129 
130             return _pstItemArray[uiItemType].strItem;
131         }
132     }
133 
134     return NULL;
135 }
136 
iSet(uint32_t uiItemType) const137 bool CMappingContext::iSet(uint32_t uiItemType) const
138 {
139     return _pstItemArray[uiItemType].bSet;
140 }
141