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  3. FConcertFileCache

FConcertFileCache

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

Unreal Engine C++ API Reference > Plugins > ConcertSyncCore

References

   
Module ConcertSyncCore
Header /Engine/Plugins/Developer/Concert/ConcertSync/ConcertSyncCore/Source/ConcertSyncCore/Public/ConcertFileCache.h
Include #include "ConcertFileCache.h"

Syntax

class FConcertFileCache

Remarks

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.

Constructors

  Type Name Description
Public function   Non-copyable.
Public function  

FConcertFileCache ( const int32 InMinimumNumberOfFilesToCache,
const uint64 InMaximumNumberOfBytesToCache
)

  

Destructors

  Type Name Description
Public function    

Functions

  Type Name Description
Public function bool

CacheFile ( const FString& InFilename
)

 Cache the given file (if valid).
Public function Const bool

FindFile ( const FString& InFilename,
TArray< uint8 >& OutFileData
)

 Find the given file, and get its data.
Public function bool

FindOrCacheFile ( const FString& InFilename,
TArray< uint8 >& OutFileData
)

 Find or cache the given file, and get its data.
Public function Const bool

HasCachedFile ( const FString& InFilename
)

 Is the given file cached?
Public function bool

SaveAndCacheFile ( const FString& InFilename,
TArray< uint8 >&& InFileData
)

 Save the given file and add it to the cache.
Public function void

UncacheFile ( const FString& InFilename
)

 Uncache the given file.

Operators

  Type Name Description
Public function FConcertFileCache &  

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