[keycloak-user] KeycloakPrincipal ClassCastException

[Brent Vaughn]

Yes.  But it is an Ear file instead of a War file.  A separate jar in an Ear file.
________________________________
From: keycloak-user-bounces at lists.jboss.org <keycloak-user-bounces at lists.jboss.org> on behalf of Bill Burke <bburke at redhat.com>
Sent: Thursday, March 9, 2017 7:06:00 PM
To: keycloak-user at lists.jboss.org
Subject: Re: [keycloak-user] KeycloakPrincipal ClassCastException

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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