Package jline

Examples of jline.Terminal

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                } catch (Exception e) {
                    // Ignore
                }
            }
        };
        final Terminal terminal = terminalFactory.getTerminal();
        this.console = new Console(commandProcessor,
                                   in,
                                   wrap(out),
                                   wrap(err),
                                   terminal,
                                   callback);
        CommandSession session = console.getSession();
        session.put("USER", user);
        session.put("APPLICATION", System.getProperty("karaf.name", "root"));
        session.put("#LINES", new Function() {
            public Object execute(CommandSession session, List<Object> arguments) throws Exception {
                return Integer.toString(terminal.getHeight());
            }
        });
        session.put("#COLUMNS", new Function() {
            public Object execute(CommandSession session, List<Object> arguments) throws Exception {
                return Integer.toString(terminal.getWidth());
            }
        });
        session.put(".jline.terminal", terminal);
        new Thread(console, "Karaf Shell Console Thread").start();
    }
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    @Option(name = "--lines", description = "stop after N lines")
    int lines;

    @Override
    protected Object doExecute() throws Exception {
        Terminal term = (Terminal) session.get(".jline.terminal");
        if (term == null || !isTty(System.out)) {
            BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
            String line;
            while ((line = reader.readLine()) != null) {
                System.out.println(line);
            }
            return null;
        } else {
            boolean echo = term.isEchoEnabled();
            term.setEchoEnabled(false);
            try {
                if (lines == 0) {
                    lines = term.getHeight();
                }
                LineSplitter reader = new LineSplitter(new BufferedReader(new InputStreamReader(System.in)), term.getWidth());
                int count = 0;
                int c;
                do {
                    do {
                        String line;
                        if ((line = reader.readLine()) == null) {
                            return null;
                        }
                        System.out.println(line);
                    } while (++count < lines - 2);
                    c = -1;
                    while (c == -1) {
                        System.out.flush();
                        System.out.print("--More--");
                        System.out.flush();
                        c = term.readVirtualKey(session.getKeyboard());
                        switch (c) {
                            case 'q':
                            case -1:
                                c = 'q';
                                break;
                            case '\r':
                            case '\n':
                            case 14: // Down arrow
                                count--;
                                System.out.print("\r          \r");
                                break;
                            case ' ':
                                count = 0;
                                System.out.print("\r          \r");
                                break;
                            case 16: // Up arrow
                                // fall through
                            default:
                                c = -1;
                                System.out.print("\r          \r");
                                break;
                        }
                        if (c == 'q') {
                            break;
                        }
                    }
                } while (c != 'q');
                return null;
            } finally {
                term.setEchoEnabled(echo);
            }
        }
    }
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    }

    protected void doStart(String user) throws Exception {
        String agentId = startAgent(user);

        final Terminal terminal = terminalFactory.getTerminal();
        // unwrap stream so it can be recognized by the terminal and wrapped to get
        // special keys in windows
        InputStream unwrappedIn = unwrapBIS(unwrap(System.in));
        InputStream in = terminal.wrapInIfNeeded(unwrappedIn);
        PrintStream out = unwrap(System.out);
        PrintStream err = unwrap(System.err);
        Runnable callback = new Runnable() {
            public void run() {
                try {
                    bundleContext.getBundle(0).stop();
                } catch (Exception e) {
                    // Ignore
                }
            }
        };
        String ctype = System.getenv("LC_CTYPE");
        String encoding = ctype;
        if (encoding != null && encoding.indexOf('.') > 0) {
            encoding = encoding.substring(encoding.indexOf('.') + 1);
        } else {
            encoding = System.getProperty("input.encoding", Charset.defaultCharset().name());
        }
        this.console = new Console(commandProcessor,
                                   in,
                                   wrap(out),
                                   wrap(err),
                                   terminal,
                                   encoding,
                                   callback);
        CommandSession session = console.getSession();
        session.put("USER", user);
        session.put("APPLICATION", System.getProperty("karaf.name", "root"));
        session.put("#LINES", new Function() {
            public Object execute(CommandSession session, List<Object> arguments) throws Exception {
                return Integer.toString(terminal.getHeight());
            }
        });
        session.put("#COLUMNS", new Function() {
            public Object execute(CommandSession session, List<Object> arguments) throws Exception {
                return Integer.toString(terminal.getWidth());
            }
        });
        if (ctype != null) {
            session.put("LC_CTYPE", ctype);
        }
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    }

    protected void printUsage(CommandSession session, Action action, Map<Option, Field> optionsMap, Map<Argument, Field> argsMap, PrintStream out) {
        Command command = action.getClass().getAnnotation(Command.class);
        if (command != null) {
            Terminal term = session != null ? (Terminal) session.get(".jline.terminal") : null;
            List<Argument> arguments = new ArrayList<Argument>(argsMap.keySet());
            Collections.sort(arguments, new Comparator<Argument>() {
                public int compare(Argument o1, Argument o2) {
                    return Integer.valueOf(o1.index()).compareTo(Integer.valueOf(o2.index()));
                }
            });
            Set<Option> options = new HashSet<Option>(optionsMap.keySet());
            options.add(HELP);
            boolean globalScope = NameScoping.isGlobalScope(session, command.scope());
            if (command != null && (command.description() != null || command.name() != null)) {
                out.println(Ansi.ansi().a(Ansi.Attribute.INTENSITY_BOLD).a("DESCRIPTION").a(Ansi.Attribute.RESET));
                out.print("        ");
                if (command.name() != null) {
                    if (globalScope) {
                        out.println(Ansi.ansi().a(Ansi.Attribute.INTENSITY_BOLD).a(command.name()).a(Ansi.Attribute.RESET));
                    } else {
                        out.println(Ansi.ansi().a(command.scope()).a(":").a(Ansi.Attribute.INTENSITY_BOLD).a(command.name()).a(Ansi.Attribute.RESET));
                    }
                    out.println();
                }
                out.print("\t");
                out.println(command.description());
                out.println();
            }
            StringBuffer syntax = new StringBuffer();
            if (command != null) {
                if (globalScope) {
                    syntax.append(command.name());
                } else {
                    syntax.append(String.format("%s:%s", command.scope(), command.name()));
                }
            }
            if (options.size() > 0) {
                syntax.append(" [options]");
            }
            if (arguments.size() > 0) {
                syntax.append(' ');
                for (Argument argument : arguments) {
                    if (!argument.required()) {
                        syntax.append(String.format("[%s] ", argument.name()));
                    } else {
                        syntax.append(String.format("%s ", argument.name()));
                    }
                }
            }

            out.println(Ansi.ansi().a(Ansi.Attribute.INTENSITY_BOLD).a("SYNTAX").a(Ansi.Attribute.RESET));
            out.print("        ");
            out.println(syntax.toString());
            out.println();
            if (arguments.size() > 0) {
                out.println(Ansi.ansi().a(Ansi.Attribute.INTENSITY_BOLD).a("ARGUMENTS").a(Ansi.Attribute.RESET));
                for (Argument argument : arguments) {
                    out.print("        ");
                    out.println(Ansi.ansi().a(Ansi.Attribute.INTENSITY_BOLD).a(argument.name()).a(Ansi.Attribute.RESET));
                    printFormatted("                ", argument.description(), term != null ? term.getWidth() : 80, out);
                    if (!argument.required()) {
                        if (argument.valueToShowInHelp() != null && argument.valueToShowInHelp().length() != 0) {
                            try {
                                if (Argument.DEFAULT_STRING.equals(argument.valueToShowInHelp())) {
                                    argsMap.get(argument).setAccessible(true);
                                    Object o = argsMap.get(argument).get(action);
                                    printObjectDefaultsTo(out, o);
                                } else {
                                    printDefaultsTo(out, argument.valueToShowInHelp());
                                }
                            } catch (Throwable t) {
                                // Ignore
                            }
                        }
                    }
                }
                out.println();
            }
            if (options.size() > 0) {
                out.println(Ansi.ansi().a(Ansi.Attribute.INTENSITY_BOLD).a("OPTIONS").a(Ansi.Attribute.RESET));
                for (Option option : options) {
                    String opt = option.name();
                    for (String alias : option.aliases()) {
                        opt += ", " + alias;
                    }
                    out.print("        ");
                    out.println(Ansi.ansi().a(Ansi.Attribute.INTENSITY_BOLD).a(opt).a(Ansi.Attribute.RESET));
                    printFormatted("                ", option.description(), term != null ? term.getWidth() : 80, out);
                    if (option.valueToShowInHelp() != null && option.valueToShowInHelp().length() != 0) {
                        try {
                            if (Option.DEFAULT_STRING.equals(option.valueToShowInHelp())) {
                                optionsMap.get(option).setAccessible(true);
                                Object o = optionsMap.get(option).get(action);
                                printObjectDefaultsTo(out, o);
                            } else {
                                printDefaultsTo(out, option.valueToShowInHelp());
                            }
                        } catch (Throwable t) {
                            // Ignore
                        }
                    }
                }
                out.println();
            }
            if (command.detailedDescription().length() > 0) {
                out.println(Ansi.ansi().a(Ansi.Attribute.INTENSITY_BOLD).a("DETAILS").a(Ansi.Attribute.RESET));
                String desc = loadDescription(action.getClass(), command.detailedDescription());
                printFormatted("        ", desc, term != null ? term.getWidth() : 80, out);
            }
        }
    }
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            formatter.post(clause, builder);
        }
    }

    protected int getTermWidth() {
        Terminal term = (Terminal) session.get(".jline.terminal");
        return term != null ? term.getWidth() : 80;

    }
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      try
      {
         final OutputStream ansiOut = AnsiConsole.wrapOutputStream(outputStream);

         TerminalFactory.configure(Type.WINDOWS);
         Terminal terminal = TerminalFactory.get();
         ConsoleReader consoleReader = new ConsoleReader(inputStream, new PrintWriter(
                             new OutputStreamWriter(ansiOut, System.getProperty(
                                      "jline.WindowsTerminal.output.encoding", System.getProperty("file.encoding")))),
                    null, terminal);
         return consoleReader;
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        }

        @Override
        protected void printUsage(CommandSession session, Command command, Set<Option> options, Set<Argument> args, PrintStream out)
        {
            Terminal term = (Terminal) session.get(".jline.terminal");
            List<Argument> arguments = new ArrayList<Argument>(args);
            Collections.sort(arguments, new Comparator<Argument>() {
                public int compare(Argument o1, Argument o2) {
                    return Integer.valueOf(o1.index()).compareTo(Integer.valueOf(o2.index()));
                }
            });
            options = new HashSet<Option>(options);
            options.add(HELP);
            if (command != null && (command.description() != null || command.name() != null))
            {
                out.println(Ansi.ansi().a(Ansi.Attribute.INTENSITY_BOLD).a("DESCRIPTION").a(Ansi.Attribute.RESET));
                out.print("        ");
                if (command.name() != null) {
                    out.println(Ansi.ansi().a(command.scope()).a(":").a(Ansi.Attribute.INTENSITY_BOLD).a(command.name()).a(Ansi.Attribute.RESET));
                    out.println();
                }
                out.print("\t");
                out.println(command.description());
                out.println();
            }
            StringBuffer syntax = new StringBuffer();
            if (command != null)
            {
                syntax.append(String.format("%s:%s", command.scope(), command.name()));
            }
            if (options.size() > 0)
            {
                syntax.append(" [options]");
            }
            if (arguments.size() > 0)
            {
              syntax.append(' ');
                for (Argument argument : arguments)
                {
                    if (!argument.required())
                    {
                        syntax.append(String.format("[%s] ", argument.name()));
                    }
                    else
                    {
                        syntax.append(String.format("%s ", argument.name()));
                    }
                }
            }

            out.println(Ansi.ansi().a(Ansi.Attribute.INTENSITY_BOLD).a("SYNTAX").a(Ansi.Attribute.RESET));
            out.print("        ");
            out.println(syntax.toString());
            out.println();
            if (arguments.size() > 0)
            {
                out.println(Ansi.ansi().a(Ansi.Attribute.INTENSITY_BOLD).a("ARGUMENTS").a(Ansi.Attribute.RESET));
                for (Argument argument : arguments)
                {
                    out.print("        ");
                    out.println(Ansi.ansi().a(Ansi.Attribute.INTENSITY_BOLD).a(argument.name()).a(Ansi.Attribute.RESET));
                    printFormatted("                ", argument.description(), term != null ? term.getTerminalWidth() : 80, out);
                }
                out.println();
            }
            if (options.size() > 0)
            {
                out.println(Ansi.ansi().a(Ansi.Attribute.INTENSITY_BOLD).a("OPTIONS").a(Ansi.Attribute.RESET));
                for (Option option : options)
                {
                    String opt = option.name();
                    for (String alias : option.aliases())
                    {
                        opt += ", " + alias;
                    }
                    out.print("        ");
                    out.println(Ansi.ansi().a(Ansi.Attribute.INTENSITY_BOLD).a(opt).a(Ansi.Attribute.RESET));
                    printFormatted("                ", option.description(), term != null ? term.getTerminalWidth() : 80, out);
                }
                out.println();
            }
        }
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                    } catch (Exception e) {
                        // Ignore
                    }
                }
            };
            Terminal terminal = terminalFactory.getTerminal();
            this.console = new Console(commandProcessor,
                                       in,
                                       wrap(out),
                                       wrap(err),
                                       terminal,
                                       new AggregateCompleter(completers),
                                       callback);
            CommandSession session = console.getSession();
            session.put("USER", "karaf");
            session.put("APPLICATION", System.getProperty("karaf.name", "root"));
            session.put("LINES", Integer.toString(terminal.getTerminalHeight()));
            session.put("COLUMNS", Integer.toString(terminal.getTerminalWidth()));
            session.put(".jline.terminal", terminal);
            new Thread(console, "Karaf Shell Console Thread").start();
        }
    }
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            }
        }
        SimpleLogger.setLevel(level);

        SshClient client = null;
        Terminal terminal = null;
        try {
            client = SshClient.setUpDefaultClient();
            client.start();
            int retries = 0;
            ClientSession session = null;
            do {
                ConnectFuture future = client.connect(host, port);
                future.await();
                try {
                    session = future.getSession();
                } catch (RuntimeSshException ex) {
                    if (retries++ < retryAttempts) {
                        Thread.sleep(retryDelay * 1000);
                        System.out.println("retrying (attempt " + retries + ") ...");
                    } else {
                        throw ex;
                    }
                }
            } while (session == null);
            if (!session.authPassword(user, password).await().isSuccess()) {
                throw new Exception("Authentication failure");
            }
            ClientChannel channel;
      if (sb.length() > 0) {
                channel = session.createChannel("exec", sb.append("\n").toString());
                channel.setIn(new ByteArrayInputStream(new byte[0]));
      } else {
                terminal = new TerminalFactory().getTerminal();
         channel = session.createChannel("shell");
                channel.setIn(System.in);
                ((ChannelShell) channel).setupSensibleDefaultPty();
            }
            channel.setOut(AnsiConsole.wrapOutputStream(System.out));
            channel.setErr(AnsiConsole.wrapOutputStream(System.err));
            channel.open();
            channel.waitFor(ClientChannel.CLOSED, 0);
        } catch (Throwable t) {
            if (level > 1) {
                t.printStackTrace();
            } else {
                System.err.println(t.getMessage());
            }
            System.exit(1);
        } finally {
            try {
                client.stop();
            } catch (Throwable t) { }
            try {
                if (terminal != null) {
                    terminal.restoreTerminal();
                }
            } catch (Throwable t) { }
        }
        System.exit(0);
    }
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            this.callback = callback;
        }

        public void start(final Environment env) throws IOException {
            try {
                final Terminal terminal = new SshTerminal(env);
                Console console = new Console(commandProcessor,
                                              in,
                                              new PrintStream(new LfToCrLfFilterOutputStream(out), true),
                                              new PrintStream(new LfToCrLfFilterOutputStream(err), true),
                                              terminal,
                                              new AggregateCompleter(completers),
                                              new Runnable() {
                                                  public void run() {
                                                      destroy();
                                                  }
                                              });
                final CommandSession session = console.getSession();
                session.put("APPLICATION", System.getProperty("karaf.name", "root"));
                for (Map.Entry<String,String> e : env.getEnv().entrySet()) {
                    session.put(e.getKey(), e.getValue());
                }
                session.put("LINES", Integer.toString(terminal.getTerminalHeight()));
                session.put("COLUMNS", Integer.toString(terminal.getTerminalWidth()));
                env.addSignalListener(new SignalListener() {
                    public void signal(Signal signal) {
                        session.put("LINES", Integer.toString(terminal.getTerminalHeight()));
                        session.put("COLUMNS", Integer.toString(terminal.getTerminalWidth()));
                    }
                }, Signal.WINCH);
                session.put(".jline.terminal", terminal);
                new Thread(console).start();
            } catch (Exception e) {
View Full Code Here
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