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Version: SDK-5.9.6


public BackendReturnObject RefreshTheBackendToken();


BACKND SDK requires an unexpired access_token or refresh_token stored in the device.
When reissuing is successful, access_token and refresh_token are updated to new values.





Backend.BMember.RefreshTheBackendToken((callback) =>
// Post-process


SendQueue.Enqueue(Backend.BMember.RefreshTheBackendToken, (callback) =>
// Post-process


Success cases

When the update is successful
statusCode : 201
message : Success

Error cases

When the user tries token login but there is no local access token in the device
statusCode : 400
errorCode : accessTokenError
message : accessToken not exist

When there is an attempt without customLogin
statusCode : 400
errorCode : UndefinedParameterException
message : undefined refresh_token, refresh_token cannot be checked

When the refresh_token expired because the user logged in to another device
statusCode : 401
errorCode : BadUnauthorizedException
message : bad refreshToken, Invalid refreshToken

When the user is blocked
statusCode : 403
errorCode : Reason for blocking entered in the console message : forbidden blocked user, Blocked user

When the refresh_token has expired after one year
statusCode: 410 errorCode: GoneResourceException, message : Gone expired refreshToken, refreshToken does not exist