lc.login();

            Subject s = lc.getSubject();
            if ( log.isDebugEnabled() ) {
                log.debug("Got subject: " + s.getPrincipals());
            }
            if ( log.isTraceEnabled() ) {
                log.trace("Got subject " + s);
            }

            this.cachedSubject = s;
            return this.cachedSubject;
        }
        catch ( LoginException e ) {

        if ( this.wordCount != 0 ) {
            int n;
            if ( ( n = readParameterWordsWireFormat(buffer, bufferIndex) ) != this.wordCount * 2 ) {
                if ( log.isTraceEnabled() ) {
                    log.trace("wordCount * 2=" + ( this.wordCount * 2 ) + " but readParameterWordsWireFormat returned " + n);
                }
            }
            bufferIndex += this.wordCount * 2;