/* * ClientAuthenticationMethod.java * * Created on January 8, 2003, 9:49 AM */package gov.nist.applet.phone.ua.authentication;/** * Get this interface from the nist-sip IM * @author  olivier deruelle */public interface ClientAuthenticationMethod {        /**     * Initialize the Client authentication method. This has to be     * done outside the constructor.     * @throws Exception if the parameters are not correct.     */    public void initialize(String realm,String userName,String uri,String nonce    ,String password,String method,String cnonce,String algorithm) throws Exception;            /**     * generate the response     * @returns null if the parameters given in the initialization are not     * correct.     */    public String generateResponse();    }