[keycloak-user] Grabbing Keycloak user roles from Android app

Thomas Darimont thomas.darimont at googlemail.com
Mon Mar 7 11:16:07 EST 2016

Hello Aritz,

couldn't you just use a JWT parser library to parse the AccessToken string?
http://jwt.io/ lists quite a few usable ones:

I created a gist with a quick example for parsing a keycloak AccessToken
with jjwt:

To get the roles for a particular application (acme-petclinic) in this
case, you could do the following:



2016-03-07 15:53 GMT+01:00 Aritz Maeztu <amaeztu at tesicnor.com>:

> Hi all,
> I'm managing the keycloak authentication-authorization for my Android app.
> I do it manually since there's no adapter still available as far as I know.
> Currently I am able to log in from a webview, retrieve the access token
> using the code and refresh the token when it's necessary and retrieve the
> user info using the openid-connect compliant endpoints. However, I would
> like to grab the roles available for the token too, in order to show/hide
> specific operations in the screen.
> How to achieve it?
> Thanks in advance.
> --
> Aritz Maeztu Otaño
> Departamento Desarrollo de Software
> <https://www.linkedin.com/profile/preview?vpa=pub&locale=es_ES>
> <http://www.tesicnor.com>
> Pol. Ind. Mocholi. C/Rio Elorz, Nave 13E 31110 Noain (Navarra)
> Telf.: 948 21 40 40
> Fax.: 948 21 40 41
> Antes de imprimir este e-mail piense bien si es necesario hacerlo: El
> medioambiente es cosa de todos.
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