public String getLocation() {
        return httpsJwks.getLocation();
    }
Our implementation avoids the blocking call within {@link HttpsJwks#refresh()} that is
sometimes called internal to {@link HttpsJwks#getJsonWebKeys()}. We want to avoid any
blocking I/O as this code is running in the authentication path on the Kafka network thread.
<p>
The list may be stale up to {@link #refreshMs}.

@return {@link List} of {@link JsonWebKey} instances
@throws JoseException Thrown if a problem is encountered parsing the JSON content into JWKs
@throws IOException   Thrown f a problem is encountered making the HTTP request
clients/src/main/java/org/apache/kafka/common/security/oauthbearer/internals/secured/RefreshingHttpsJwks.java