tinyxml2::MemPoolT< SIZE > Class Template Reference

#include <tinyxml2.h>

Inheritance diagram for tinyxml2::MemPoolT< SIZE >:

Classes
struct	Block
union	Chunk

Public Member Functions
	MemPoolT ()
	~MemPoolT ()
virtual int	ItemSize () const
int	CurrentAllocs () const
virtual void *	Alloc ()
virtual void	Free (void *mem)
void	Trace (const char *name)

Private Types
enum	{ COUNT = 1024/SIZE }

Private Attributes
DynArray< Block *, 10 >	blockPtrs
Chunk *	root
int	currentAllocs
int	nAllocs
int	maxAllocs

Detailed Description

template<int SIZE>
class tinyxml2::MemPoolT< SIZE >

Definition at line 259 of file tinyxml2.h.

Member Enumeration Documentation

template<int SIZE>

anonymous enum

private

Enumerator
COUNT

Definition at line 309 of file tinyxml2.h.

{ COUNT = 1024/SIZE };

Constructor & Destructor Documentation

template<int SIZE>

tinyxml2::MemPoolT< SIZE >::MemPoolT ( )

inline

Definition at line 262 of file tinyxml2.h.

: root(0), currentAllocs(0), nAllocs(0), maxAllocs(0)   {}

template<int SIZE>

tinyxml2::MemPoolT< SIZE >::~MemPoolT ( )

inline

Definition at line 263 of file tinyxml2.h.

                    {
                // Delete the blocks.
                for( int i=0; i<blockPtrs.Size(); ++i ) {
                        delete blockPtrs[i];
                }
        }

Member Function Documentation

template<int SIZE>

virtual void* tinyxml2::MemPoolT< SIZE >::Alloc ( )

inlinevirtual

Implements tinyxml2::MemPool.

Definition at line 273 of file tinyxml2.h.

                              {
                if ( !root ) {
                        // Need a new block.
                        Block* block = new Block();
                        blockPtrs.Push( block );

                        for( int i=0; i<COUNT-1; ++i ) {
                                block->chunk[i].next = &block->chunk[i+1];
                        }
                        block->chunk[COUNT-1].next = 0;
                        root = block->chunk;
                }
                void* result = root;
                root = root->next;

                ++currentAllocs;
                if ( currentAllocs > maxAllocs ) maxAllocs = currentAllocs;
                nAllocs++;
                return result;
        }

template<int SIZE>

int tinyxml2::MemPoolT< SIZE >::CurrentAllocs ( ) const

inline

Definition at line 271 of file tinyxml2.h.

{ return currentAllocs; }

template<int SIZE>

virtual void tinyxml2::MemPoolT< SIZE >::Free ( void *  mem )

inlinevirtual

Implements tinyxml2::MemPool.

Definition at line 293 of file tinyxml2.h.

                                       {
                if ( !mem ) return;
                --currentAllocs;
                Chunk* chunk = (Chunk*)mem;
#ifdef DEBUG
                memset( chunk, 0xfe, sizeof(Chunk) );
#endif
                chunk->next = root;
                root = chunk;
        }

template<int SIZE>

virtual int tinyxml2::MemPoolT< SIZE >::ItemSize ( ) const

inlinevirtual

Implements tinyxml2::MemPool.

Definition at line 270 of file tinyxml2.h.

{ return SIZE; }

template<int SIZE>

void tinyxml2::MemPoolT< SIZE >::Trace ( const char *  name )

inline

Definition at line 303 of file tinyxml2.h.

                                       {
                printf( "Mempool %s watermark=%d [%dk] current=%d size=%d nAlloc=%d blocks=%d\n",
                                 name, maxAllocs, maxAllocs*SIZE/1024, currentAllocs, SIZE, nAllocs, blockPtrs.Size() );
        }

Member Data Documentation

template<int SIZE>

DynArray< Block*, 10 > tinyxml2::MemPoolT< SIZE >::blockPtrs

private

Definition at line 317 of file tinyxml2.h.

Referenced by tinyxml2::MemPoolT< sizeof(tinyxml2::XMLElement) >::Alloc(), tinyxml2::MemPoolT< sizeof(tinyxml2::XMLElement) >::Trace(), and tinyxml2::MemPoolT< sizeof(tinyxml2::XMLElement) >::~MemPoolT().

template<int SIZE>

int tinyxml2::MemPoolT< SIZE >::currentAllocs

private

Definition at line 320 of file tinyxml2.h.

Referenced by tinyxml2::MemPoolT< sizeof(tinyxml2::XMLElement) >::Alloc(), tinyxml2::MemPoolT< sizeof(tinyxml2::XMLElement) >::CurrentAllocs(), tinyxml2::MemPoolT< sizeof(tinyxml2::XMLElement) >::Free(), and tinyxml2::MemPoolT< sizeof(tinyxml2::XMLElement) >::Trace().

template<int SIZE>

int tinyxml2::MemPoolT< SIZE >::maxAllocs

private

Definition at line 322 of file tinyxml2.h.

Referenced by tinyxml2::MemPoolT< sizeof(tinyxml2::XMLElement) >::Alloc(), and tinyxml2::MemPoolT< sizeof(tinyxml2::XMLElement) >::Trace().

template<int SIZE>

int tinyxml2::MemPoolT< SIZE >::nAllocs

private

Definition at line 321 of file tinyxml2.h.

Referenced by tinyxml2::MemPoolT< sizeof(tinyxml2::XMLElement) >::Alloc(), and tinyxml2::MemPoolT< sizeof(tinyxml2::XMLElement) >::Trace().

template<int SIZE>

Chunk* tinyxml2::MemPoolT< SIZE >::root

private

Definition at line 318 of file tinyxml2.h.

Referenced by tinyxml2::MemPoolT< sizeof(tinyxml2::XMLElement) >::Alloc(), and tinyxml2::MemPoolT< sizeof(tinyxml2::XMLElement) >::Free().

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The documentation for this class was generated from the following file:

• src/parsing/include/antioch/tinyxml2.h