Xalan-C++ API Reference  1.12.0
XalanElemVariableAllocator.hpp
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18 
19 #if !defined(XALANELEMVARIABLEALLOCATOR_INCLUDE_GUARD_12455133)
20 #define XALANELEMVARIABLEALLOCATOR_INCLUDE_GUARD_12455133
21 
22 
23 
24 // Base include file. Must be first.
26 
27 
28 
30 
31 
32 
34 
35 
36 
37 namespace XALAN_CPP_NAMESPACE {
38 
39 
40 
42 {
43 public:
44 
46 
47 #if defined(XALAN_NO_DEFAULT_TEMPLATE_ARGUMENTS)
48  typedef ArenaBlock<data_type> ArenaBlockType;
49  typedef ArenaAllocator<data_type,
50  ArenaBlockType> ArenaAllocatorType;
51 #else
53 #endif
54 
56 
57  /**
58  * Construct an instance that will allocate blocks of the specified size.
59  *
60  * @param theBlockSize The block size.
61  */
63  MemoryManager& theManager,
64  size_type theBlockCount);
65 
67 
68  /**
69  * Construct an instance
70  *
71  * @param constructionContext context for construction of object
72  * @param stylesheetTree stylesheet containing element
73  * @param atts list of attributes for element
74  * @param lineNumber line number in document
75  * @param columnNumber column number in document
76  *
77  * @return A pointer to the new instance.
78  */
79  data_type*
80  create(
81  StylesheetConstructionContext& constructionContext,
82  Stylesheet& stylesheetTree,
83  const AttributeListType& atts,
84  XalanFileLoc lineNumber,
85  XalanFileLoc columnNumber);
86 
87  /**
88  * Determine if an object is owned by the allocator...
89  */
90  bool
91  ownsObject(const data_type* theObject)
92  {
93  return m_allocator.ownsObject(theObject);
94  }
95 
96  /**
97  * Delete all objects from the allocator.
98  */
99  void
101  {
102  m_allocator.reset();
103  }
104 
105  /**
106  * Get the number of ArenaBlocks currently allocated.
107  *
108  * @return The number of blocks.
109  */
110  size_type
112  {
113  return m_allocator.getBlockCount();
114  }
115 
116  /**
117  * Get size of an ArenaBlock, that is, the number
118  * of objects in each block.
119  *
120  * @return The size of the block
121  */
122  size_type
123  getBlockSize() const
124  {
125  return m_allocator.getBlockSize();
126  }
127 
128 private:
129 
130  // Not implemented...
132 
134  operator=(const XalanElemVariableAllocator&);
135 
136  // Data members...
137  ArenaAllocatorType m_allocator;
138 };
139 
140 
141 
142 }
143 
144 
145 
146 #endif // XALANELEMVARIABLEALLOCATOR_INCLUDE_GUARD_12455133
xalanc::XalanElemVariableAllocator::getBlockSize
size_type getBlockSize() const
Get size of an ArenaBlock, that is, the number of objects in each block.
Definition: XalanElemVariableAllocator.hpp:123
xalanc::ArenaAllocator< data_type >::size_type
ArenaBlock< data_type > ::size_type size_type
Definition: ArenaAllocator.hpp:55
xalanc::XalanElemVariableAllocator::reset
void reset()
Delete all objects from the allocator.
Definition: XalanElemVariableAllocator.hpp:100
xalanc::XalanElemVariableAllocator
Definition: XalanElemVariableAllocator.hpp:41
XALAN_CPP_NAMESPACE
#define XALAN_CPP_NAMESPACE
Xalan-C++ namespace, including major and minor version.
Definition: XalanVersion.hpp:76
xalanc::AttributeListType
xercesc::AttributeList AttributeListType
Definition: AttributeListImpl.hpp:41
XALAN_XSLT_EXPORT
#define XALAN_XSLT_EXPORT
Definition: XSLTDefinitions.hpp:27
xalanc::XalanElemVariableAllocator::size_type
ArenaAllocatorType::size_type size_type
Definition: XalanElemVariableAllocator.hpp:55
xalanc::size_type
size_t size_type
Definition: XalanMap.hpp:46
xalanc::XalanElemVariableAllocator::getBlockCount
size_type getBlockCount() const
Get the number of ArenaBlocks currently allocated.
Definition: XalanElemVariableAllocator.hpp:111
xalanc::ArenaBlock< data_type >
xalanc::ArenaAllocator
Definition: ArenaAllocator.hpp:47
ArenaAllocator.hpp
xalanc::StylesheetConstructionContext
Definition: StylesheetConstructionContext.hpp:83
xalanc::XalanElemVariableAllocator::ownsObject
bool ownsObject(const data_type *theObject)
Determine if an object is owned by the allocator...
Definition: XalanElemVariableAllocator.hpp:91
ElemVariable.hpp
xalanc::ElemVariable
Definition: ElemVariable.hpp:47
xalanc::XalanElemVariableAllocator::data_type
ElemVariable data_type
Definition: XalanElemVariableAllocator.hpp:45
XSLTDefinitions.hpp
xalanc::Stylesheet
This class represents the base stylesheet or an "import" stylesheet.
Definition: Stylesheet.hpp:86
xalanc::XalanElemVariableAllocator::ArenaAllocatorType
ArenaAllocator< data_type > ArenaAllocatorType
Definition: XalanElemVariableAllocator.hpp:52