public boolean authenticate(AuthToken token){
public boolean authenticate(AuthToken token, Message msg){
    public boolean authenticate(AuthToken token){        if((token != null) && (token instanceof MD5Token)){            //Found a valid Token to authenticate against            MD5Token serverToken = (MD5Token) token;            if((this.token != null) && (serverToken.token != null) && (this.token.equalsIgnoreCase(serverToken.token))){                //validated                log.debug("MD5Token match");                return true;            }else{                if(log.isWarnEnabled()){                    log.warn("Authentication failed on MD5Token");                }                return false;            }        }        log.warn("Invalid AuthToken instance - wrong type or null");        return false;    }