FConcertDataStore::FetchOrAdd

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API > API/Plugins > API/Plugins/ConcertSyncCore > API/Plugins/ConcertSyncCore/FConcertDataStore

References

FConcertDataStoreResult FetchOrAdd  
&40;  
    const FName & Key,  
    const FName & TypeName,  
    const FConcertSessionSerializedPayload & SerializedValue  
&41;  
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FConcertDataStoreResult FetchOrAdd &40;     const FName & Key,     const FName & TypeName,     const FConcertSessionSerializedPayload & SerializedValue &41;

Remarks

Searches the store for the specified key, if not found, adds a new key/value pair, otherwise, if the stored value type matches the initial value type, fetches the stored value. The store always sets the value version to 1 when the value is added. The operation result. The possible result codes are:

• EConcertDataStoreResultCode::Added if the key/value was added. The result holds a pointer on the newly added value.
• EConcertDataStoreResultCode::Fetched if the key was already taken and type matched. The result holds a pointer on the fetched value.
• EConcertDataStoreResultCode::TypeMismatch if the key was already taken but the types did not match. The result holds a null pointer.

Parameters