FConcertFileCache | Unreal Engine 5.7 Documentation

Maintains an in-memory cache of file data, attempting to keep the cache within the given upper memory threshold.

Will automatically re-cache files if they are changed on disk (via a timestamp change), and un-cache files that are deleted from disk.


Name	FConcertFileCache
Type	class
Header File	/Engine/Plugins/Developer/Concert/ConcertSync/ConcertSyncCore/Source/ConcertSyncCore/Public/ConcertFileCache.h
Include Path	#include "ConcertFileCache.h"

Syntax

class FConcertFileCache

Name	Remarks	Include Path	Unreal Specifiers
FConcertFileCache ( const FConcertFileCache& )	Non-copyable.	ConcertFileCache.h
FConcertFileCache ( const int32 InMinimumNumberOfFilesToCache, const uint64 InMaximumNumberOfBytesToCache )		ConcertFileCache.h

Name	Remarks	Include Path	Unreal Specifiers
~FConcertFileCache()		ConcertFileCache.h

Name	Remarks
FInternalCacheEntry	Internal cache entry that scopes counting the cached file size into the outer file-cache

Name	Type	Include Path
InternalCache	TLruCache< FString, TSharedPtr< FInternalCacheEntry > >	ConcertFileCache.h
MaximumNumberOfBytesToCache	const uint64	ConcertFileCache.h
MinimumNumberOfFilesToCache	const int32	ConcertFileCache.h
TotalCachedFileDataBytes	uint64	ConcertFileCache.h

Name	Remarks	Include Path
bool CacheFile ( const FString& InFilename )	Cache the given file (if valid).	ConcertFileCache.h
bool FindFile ( const FString& InFilename, TArray< uint8 >& OutFileData ) const	Find the given file, and get its data.	ConcertFileCache.h
bool FindOrCacheFile ( const FString& InFilename, TArray< uint8 >& OutFileData )	Find or cache the given file, and get its data.	ConcertFileCache.h
bool HasCachedFile ( const FString& InFilename ) const	Is the given file cached?	ConcertFileCache.h
bool SaveAndCacheFile ( const FString& InFilename, TArray< uint8 >&& InFileData )	Save the given file and add it to the cache.	ConcertFileCache.h
void UncacheFile ( const FString& InFilename )	Uncache the given file.	ConcertFileCache.h

Name	Remarks	Include Path	Unreal Specifiers
FConcertFileCache & operator= ( const FConcertFileCache& )		ConcertFileCache.h