UE::IoStore::IOnDemandInstallCache Class Reference

#include <OnDemandInstallCache.h>

Inheritance diagram for UE::IoStore::IOnDemandInstallCache:

Public Member Functions
virtual	~IOnDemandInstallCache ()=default
virtual bool	IsChunkCached (const FIoHash &ChunkHash)=0
virtual bool	TryPinChunks (const FSharedOnDemandContainer &Container, TConstArrayView< int32 > EntryIndices, FOnDemandContentHandle ContentHandle, TArray< int32 > &OutMissing)=0
virtual FResult	PutChunk (FIoBuffer &&Chunk, const FIoHash &ChunkHash)=0
virtual FResult	Purge (uint64 BytesToInstall)=0
virtual FResult	PurgeAllUnreferenced (bool bDefrag, const uint64 *BytesToPurge=nullptr)=0
virtual FResult	DefragAll (const uint64 *BytesToFree=nullptr)=0
virtual FResult	Verify ()=0
virtual FResult	Flush ()=0
virtual FResult	FlushLastAccess ()=0
virtual void	UpdateLastAccess (TConstArrayView< FIoHash > ChunkHashes)=0
virtual FOnDemandInstallCacheUsage	GetCacheUsage ()=0
Public Member Functions inherited from IIoDispatcherBackend
virtual void	Initialize (TSharedRef< const FIoDispatcherBackendContext > Context)=0
virtual void	Shutdown ()
virtual void	ResolveIoRequests (FIoRequestList Requests, FIoRequestList &OutUnresolved)=0
virtual FIoRequestImpl *	GetCompletedIoRequests ()=0
virtual void	CancelIoRequest (FIoRequestImpl *Request)=0
virtual void	UpdatePriorityForIoRequest (FIoRequestImpl *Request)=0
virtual bool	DoesChunkExist (const FIoChunkId &ChunkId) const =0
virtual bool	DoesChunkExist (const FIoChunkId &ChunkId, const FIoOffsetAndLength &ChunkRange) const
virtual TIoStatusOr< uint64 >	GetSizeForChunk (const FIoChunkId &ChunkId) const =0
virtual TIoStatusOr< uint64 >	GetSizeForChunk (const FIoChunkId &ChunkId, const FIoOffsetAndLength &ChunkRange, uint64 &OutAvailable) const
virtual TIoStatusOr< FIoMappedRegion >	OpenMapped (const FIoChunkId &ChunkId, const FIoReadOptions &Options)=0
virtual const TCHAR *	GetName () const =0

Constructor & Destructor Documentation

~IOnDemandInstallCache()

virtual UE::IoStore::IOnDemandInstallCache::~IOnDemandInstallCache ( )

virtualdefault

Member Function Documentation

DefragAll()

virtual FResult UE::IoStore::IOnDemandInstallCache::DefragAll ( const uint64 *  BytesToFree = nullptr )

pure virtual

Implemented in UE::IoStore::FOnDemandInstallCache.

Flush()

virtual FResult UE::IoStore::IOnDemandInstallCache::Flush ( )

pure virtual

Implemented in UE::IoStore::FOnDemandInstallCache.

FlushLastAccess()

virtual FResult UE::IoStore::IOnDemandInstallCache::FlushLastAccess ( )

pure virtual

Implemented in UE::IoStore::FOnDemandInstallCache.

GetCacheUsage()

virtual FOnDemandInstallCacheUsage UE::IoStore::IOnDemandInstallCache::GetCacheUsage ( )

pure virtual

Implemented in UE::IoStore::FOnDemandInstallCache.

IsChunkCached()

virtual bool UE::IoStore::IOnDemandInstallCache::IsChunkCached ( const FIoHash &  ChunkHash )

pure virtual

Implemented in UE::IoStore::FOnDemandInstallCache.

Purge()

virtual FResult UE::IoStore::IOnDemandInstallCache::Purge ( uint64  BytesToInstall )

pure virtual

Implemented in UE::IoStore::FOnDemandInstallCache.

PurgeAllUnreferenced()

virtual FResult UE::IoStore::IOnDemandInstallCache::PurgeAllUnreferenced ( bool  bDefrag, const uint64 *  BytesToPurge = nullptr  )

pure virtual

Implemented in UE::IoStore::FOnDemandInstallCache.

PutChunk()

virtual FResult UE::IoStore::IOnDemandInstallCache::PutChunk ( FIoBuffer &&  Chunk, const FIoHash &  ChunkHash  )

pure virtual

Implemented in UE::IoStore::FOnDemandInstallCache.

TryPinChunks()

virtual bool UE::IoStore::IOnDemandInstallCache::TryPinChunks ( const FSharedOnDemandContainer &  Container, TConstArrayView< int32 >  EntryIndices, FOnDemandContentHandle  ContentHandle, TArray< int32 > &  OutMissing  )

pure virtual

Implemented in UE::IoStore::FOnDemandInstallCache.

UpdateLastAccess()

virtual void UE::IoStore::IOnDemandInstallCache::UpdateLastAccess ( TConstArrayView< FIoHash >  ChunkHashes )

pure virtual

Implemented in UE::IoStore::FOnDemandInstallCache.

Verify()

virtual FResult UE::IoStore::IOnDemandInstallCache::Verify ( )

pure virtual

Implemented in UE::IoStore::FOnDemandInstallCache.

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

• Engine/Source/Runtime/Experimental/IoStore/OnDemand/Private/OnDemandInstallCache.h