FDerivedDataIoResponse | Unreal Engine 5.7 Documentation

API > API/Runtime > API/Runtime/CoreUObject

Tracks one or more associated requests dispatched by FDerivedDataIoBatch.

Any const member functions are thread-safe, while any non-const member functions are not.

Asserts that requests are complete upon destruction or assignment.


Name	FDerivedDataIoResponse
Type	class
Header File	/Engine/Source/Runtime/CoreUObject/Public/Serialization/DerivedData.h
Include Path	#include "Serialization/DerivedData.h"

Syntax

class FDerivedDataIoResponse

Variables

Protected

Name	Type	Remarks	Include Path	Unreal Specifiers
Response	TPimplPtr< DerivedData::Private::FIoResponse >		Serialization/DerivedData.h

Functions

Public

Name	Remarks	Include Path
bool Cancel()	Cancels the associated requests if they are not complete.	Serialization/DerivedData.h
const DerivedData::FCacheKey * GetCacheKey ( FDerivedDataIoRequest Handle ) const	Returns the cache key for the request. Null if not applicable, executing, failed, or canceled.	Serialization/DerivedData.h
const DerivedData::FValueId * GetCacheValueId ( FDerivedDataIoRequest Handle ) const	Returns the cache value ID for the request. Null if not applicable, executing, failed, or canceled.	Serialization/DerivedData.h
const FCompressedBuffer * GetCompressedData ( FDerivedDataIoRequest Handle ) const	Returns the compressed data for the request.	Serialization/DerivedData.h
FSharedBuffer GetData ( FDerivedDataIoRequest Handle ) const	Returns the data for the request. Null if executing, failed, or canceled.	Serialization/DerivedData.h
const FIoHash * GetHash ( FDerivedDataIoRequest Handle ) const	Returns the hash of the entire derived data. Null if not available, executing, failed, or canceled.	Serialization/DerivedData.h
EDerivedDataIoStatus GetOverallStatus ()	Returns the overall status of the requests.	Serialization/DerivedData.h
uint64 GetSize ( FDerivedDataIoRequest Handle ) const	Returns the size for the request. Zero if not available, executing, failed, or canceled.	Serialization/DerivedData.h
EDerivedDataIoStatus GetStatus ( FDerivedDataIoRequest Handle ) const	Returns the status of the request. See EDerivedDataIoStatus.	Serialization/DerivedData.h
bool IsNull()	Returns true if this is a null response .	Serialization/DerivedData.h
bool Poll()	Returns true if the associated requests are complete and the optional callback was invoked.	Serialization/DerivedData.h
void Reset()	Resets this to a null response. Asserts that requests are complete.	Serialization/DerivedData.h
void SetPriority ( FDerivedDataIoPriority Priority )	Sets the priority of the associated requests if they are not complete.	Serialization/DerivedData.h

Operators

Name	Remarks	Include Path	Unreal Specifiers
operator bool()	Returns true if this is a non-null response.	Serialization/DerivedData.h