public void run()

in gshell-wisdom/gshell-wisdom-core/src/main/java/org/apache/geronimo/gshell/wisdom/shell/ShellImpl.java [189:259]
46 lines of code
7 McCabe index (conditional complexity)

    public void run(final Object... args) throws Exception {
        assert args != null;

        ensureOpened();

        log.debug("Starting interactive console; args: {}", args);

        loadUserScript(application.getModel().getBranding().getInteractiveScriptName());

        // Setup 2 final refs to allow our executor to pass stuff back to us
        final AtomicReference<ExitNotification> exitNotifHolder = new AtomicReference<ExitNotification>();
        final AtomicReference<Object> lastResultHolder = new AtomicReference<Object>();

        // Whip up a tiny console executor that will execute shell command-lines
        Console.Executor executor = new Console.Executor() {
            public Result execute(final String line) throws Exception {
                assert line != null;

                try {
                    Object result = ShellImpl.this.execute(line);

                    lastResultHolder.set(result);
                }
                catch (ExitNotification n) {
                    exitNotifHolder.set(n);

                    return Result.STOP;
                }

                return Result.CONTINUE;
            }
        };

        IO io = getContext().getIo();

        // Setup the console runner
        JLineConsole console = new JLineConsole(executor, io);
        console.setPrompter(getPrompter());
        console.setErrorHandler(getErrorHandler());
        console.setHistory(getHistory());

        // Attach completers if there are any
        if (completers != null) {
            // Have to use aggregate here to get the completion list to update properly
            console.addCompleter(new AggregateCompleter(completers));
        }

        // Unless the user wants us to shut up, then display a nice welcome banner
        if (!io.isQuiet()) {
            String message = application.getModel().getBranding().getWelcomeMessage();
            if (message != null) {
                io.out.print(message);
                io.out.println(repeat("-", io.getTerminal().getTerminalWidth() - 1));
                io.out.flush();
            }
        }

        // Check if there are args, and run them and then enter interactive
        if (args.length != 0) {
            execute(args);
        }

        // And then spin up the console and go for a jog
        console.run();

        // If any exit notification occured while running, then puke it up
        ExitNotification n = exitNotifHolder.get();
        if (n != null) {
            throw n;
        }
    }