public synchronized void connect( long timeout ) throws TransportException {
        try {
            switch (state) {
                case 0:
                    break;
                case 3:
                    return; // already connected
                case 4:
                    state = 0;
                    throw new TransportException( "Connection in error", te );
                default:

        IOException ioe = null;

        switch ( this.state ) {
        case 0: /* not connected - just return */
        case 5:
        case 6:
            return false;
        case 2:
            hard = true;
        case 3: /* connected - go ahead and disconnect */
            if ( this.response_map.size() != 0 && !hard && inUse ) {