19 #if !defined(ARENABLOCKBASE_INCLUDE_GUARD_1357924680) 20 #define ARENABLOCKBASE_INCLUDE_GUARD_1357924680 30 #if !defined(XALAN_NO_SELECTIVE_TEMPLATE_INSTANTIATION) 35 XALAN_CPP_NAMESPACE_BEGIN
38 #if defined(XALAN_NO_SELECTIVE_TEMPLATE_INSTANTIATION) 41 class ArenaBlockAllocator
46 typedef ptrdiff_t difference_type;
47 typedef Type* pointer;
48 typedef const Type* const_pointer;
49 typedef Type& reference;
50 typedef const Type& const_reference;
51 typedef Type value_type;
53 ArenaBlockAllocator(MemoryManager& theManager) :
54 m_memoryManager(theManager)
58 ~ArenaBlockAllocator()
65 return m_memoryManager;
73 return (pointer)m_memoryManager.allocate(size *
sizeof(Type));
83 m_memoryManager.deallocate(p);
90 ArenaBlockAllocator(
const ArenaBlockAllocator<Type>&);
92 ArenaBlockAllocator<Type>&
93 operator=(
const ArenaBlockAllocator<Type>&);
95 MemoryManager& m_memoryManager;
101 template<
class ObjectType,
102 #if defined(XALAN_NO_DEFAULT_TEMPLATE_ARGUMENTS) 105 class SizeType =
size_t>
113 #if defined(XALAN_NO_SELECTIVE_TEMPLATE_INSTANTIATION) 124 return m_allocator.getMemoryManager();
135 return m_objectCount < m_blockSize ? true :
false;
146 return m_objectCount == 0 ? true :
false;
158 return m_objectCount;
184 return isInBorders(theObject, m_blockSize);
190 MemoryManager& theManager,
191 size_type theBlockSize) :
192 m_allocator(theManager),
194 m_blockSize(theBlockSize),
196 m_objectBlock(m_allocator.allocate(m_blockSize))
198 m_objectBlock(m_allocator.allocate(m_blockSize, 0))
201 assert(theBlockSize > 0);
203 assert(m_objectBlock != 0);
209 m_allocator.deallocate(m_objectBlock, m_blockSize);
222 const ObjectType* theObject,
223 size_type rightBoundary)
const 225 if ( rightBoundary > m_blockSize )
227 rightBoundary = m_blockSize;
232 XALAN_STD_QUALIFIER less<const ObjectType*> functor;
234 if (functor(theObject, m_objectBlock) ==
false &&
235 functor(theObject, m_objectBlock + rightBoundary) ==
true)
256 assert(
size_type( (theObject - m_objectBlock) /
sizeof(ObjectType) ) < m_blockSize);
258 return theObject - m_objectBlock;
273 assert(theOffset < m_blockSize);
275 return m_objectBlock + theOffset;
293 operator=(
const ThisType&);
299 XALAN_CPP_NAMESPACE_END
303 #endif // !defined(ARENABLOCKBASE_INCLUDE_GUARD_1357924680) bool isInBorders(const ObjectType *theObject, size_type rightBoundary) const
ArenaBlockBase(MemoryManager &theManager, size_type theBlockSize)
ArenaBlockBase< ObjectType, SizeType > ThisType
XalanAllocator< ObjectType > AllocatorType
ObjectType * m_objectBlock
ObjectType * getBlockAddress(size_type theOffset) const
XALAN_CPP_NAMESPACE_BEGIN typedef size_t size_type
MemoryManager & getMemoryManager()
AllocatorType m_allocator
bool blockAvailable() const
bool operator==(const ElemAttributeSet &theLHS, const ElemAttributeSet &theRHS)
size_type getBlockOffset(const ObjectType *theObject) const
size_type getBlockSize() const
const size_type m_blockSize
bool ownsBlock(const ObjectType *theObject) const
size_type getCountAllocated() const
#define XALAN_NEW_STD_ALLOCATOR