Class CPageCache

CPageCache

Support

Supported from 5.0

Description

Provides a cache for page pools.

Persistent page pools rely on a cache to provide in-memory space for their pages and to cache frequently accessed pages.

Derivation

CBase Base class for all classes to be instantiated on the heap CPageCache Provides a cache for page pools

Defined in CPageCache:
Anonymous, CPageCache(), ConstructL(), EDefaultPages, NewL(), NewLC(), ~CPageCache()

Inherited from CBase:
operator new()

static CPageCache* NewL(TInt aPages=EDefaultPages);

Description

Allocates and constructs a new page cache.

Parameters

TInt aPages=EDefaultPages Number of pages in the cache

Return value

CPageCache* New page cache object

static CPageCache* NewLC(TInt aPages=EDefaultPages);

Description

Allocates and constructs a new page cache, and leaves it on the cleanup stack.

Parameters

TInt aPages=EDefaultPages Number of pages in the cache

Return value

CPageCache* New page cache object

CPageCache();

Description

Default constructor.

void ConstructL(TInt aPages=EDefaultPages);

Description

Second phase construction.

Parameters

TInt aPages=EDefaultPages Number of pages in the cache

~CPageCache();

Description

Destructor.

All cache pages are deleted.

enum {EDefaultPages=20};

Description

Defines the default number of pages in the cache.

EDefaultPages Default number of pages in the cache.