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> Unreal Engine API Reference > Developer > DirectoryWatcher > FUpdateCacheTransaction

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FUpdateCacheTransaction

A transaction issued by [FFileCache](API\Developer\DirectoryWatcher\FFileCache) to describe a change to the cache.

Windows

MacOS

Linux

References

Module	DirectoryWatcher
Header	/Engine/Source/Developer/DirectoryWatcher/Public/FileCache.h
Include	#include "FileCache.h"

Syntax

struct FUpdateCacheTransaction

Remarks

A transaction issued by FFileCache to describe a change to the cache. The change is only committed once the transaction is returned to the cache (see FFileCache::CompleteTransaction).

Variables

	Name	Description
EFileAction	Action	The type of action that prompted this transaction
FFileData	FileData	File data pertaining to this change at the time of dispatch
FImmutableStrin...	Filename	The path of the file to which this transaction relates
FImmutableStrin...	MovedFromFilename	In the case of a moved file, this represents the path the file was moved from

Constructors

	Name	Description
	FUpdateCacheTransaction ( FUpdateCacheTransaction&& In )	Publically moveable

Operators

		Name	Description
	FUpdateCache...	operator= ( FUpdateCacheTransaction&& In )

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