[keycloak-user] KeycloakPrincipal ClassCastException

[Bill Burke]

What do you mean "separate jar"?  A jar in the WAR?


On 3/9/17 6:49 PM, Brent Vaughn wrote:
> Using KeyCloak 2.5.4 and Wildfly 10.1.0
>
> I am attempting to create a JSF component that involves Keycloak.  I am getting this exception:
>
> java.lang.ClassCastException: org.keycloak.KeycloakPrincipal cannot be cast to org.keycloak.KeycloakPrincipal
>
>
> Below is the line of code that throws the exception.
>
> public void encodeBegin(FacesContext context) {
> ..........
> KeycloakPrincipal<KeycloakSecurityContext> kp = (KeycloakPrincipal<KeycloakSecurityContext>) context.getExternalContext().getUserPrincipal();
> ..........
> }
>
>
> Funny thing is this.  The exception is only thrown when the JSF Component is in a separate jar and then added to the project.  If I put the code in question directly in the project, it doesn't throw the exception.
>
> Can anyone help me with this?
>
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