Examples with AttributedStringBuilder org.jline.utils.AttributedStringBuilder used on opensource projects

Example 6 with AttributedStringBuilder

use of org.jline.utils.AttributedStringBuilder in project karaf by apache.

the class AnsiSplitter method substring.

public static String substring(String text, int begin, int end, int tabs) throws IOException {
    AttributedStringBuilder sb = new AttributedStringBuilder();
    sb.tabs(tabs);
    sb.appendAnsi(text);
    return sb.columnSubSequence(begin, end).toAnsi();
}

Example 7 with AttributedStringBuilder

use of org.jline.utils.AttributedStringBuilder in project karaf by apache.

the class FileCompleter method getDisplay.

protected String getDisplay(Terminal terminal, Path p) {
    // TODO: use $LS_COLORS for output
    String name = p.getFileName().toString();
    if (Files.isDirectory(p)) {
        AttributedStringBuilder sb = new AttributedStringBuilder();
        sb.style(AttributedStyle.BOLD.foreground(AttributedStyle.RED));
        sb.append(name);
        sb.style(AttributedStyle.DEFAULT);
        sb.append(OS_IS_WINDOWS ? "\\\\" : "/");
        name = sb.toAnsi(terminal);
    } else if (Files.isSymbolicLink(p)) {
        AttributedStringBuilder sb = new AttributedStringBuilder();
        sb.style(AttributedStyle.BOLD.foreground(AttributedStyle.RED));
        sb.append(name);
        sb.style(AttributedStyle.DEFAULT);
        sb.append("@");
        name = sb.toAnsi(terminal);
    }
    return name;
}

Example 8 with AttributedStringBuilder

use of org.jline.utils.AttributedStringBuilder in project felix by apache.

the class Posix method toColumn.

private void toColumn(CommandSession session, Process process, PrintStream out, Stream<String> ansi, boolean horizontal) {
    Terminal terminal = Shell.getTerminal(session);
    int width = process.isTty(1) ? terminal.getWidth() : 80;
    List<AttributedString> strings = ansi.map(AttributedString::fromAnsi).collect(Collectors.toList());
    if (!strings.isEmpty()) {
        int max = strings.stream().mapToInt(AttributedString::columnLength).max().getAsInt();
        int c = Math.max(1, width / max);
        while (c > 1 && c * max + (c - 1) >= width) {
            c--;
        }
        int columns = c;
        int lines = (strings.size() + columns - 1) / columns;
        IntBinaryOperator index;
        if (horizontal) {
            index = (i, j) -> i * columns + j;
        } else {
            index = (i, j) -> j * lines + i;
        }
        AttributedStringBuilder sb = new AttributedStringBuilder();
        for (int i = 0; i < lines; i++) {
            for (int j = 0; j < columns; j++) {
                int idx = index.applyAsInt(i, j);
                if (idx < strings.size()) {
                    AttributedString str = strings.get(idx);
                    boolean hasRightItem = j < columns - 1 && index.applyAsInt(i, j + 1) < strings.size();
                    sb.append(str);
                    if (hasRightItem) {
                        for (int k = 0; k <= max - str.length(); k++) {
                            sb.append(' ');
                        }
                    }
                }
            }
            sb.append('\n');
        }
        out.print(sb.toAnsi(terminal));
    }
}

Example 9 with AttributedStringBuilder

use of org.jline.utils.AttributedStringBuilder in project felix by apache.

the class Shell method runShell.

private Object runShell(final CommandSession session, Terminal terminal, LineReader reader) throws InterruptedException {
    AtomicBoolean reading = new AtomicBoolean();
    session.setJobListener((job, previous, current) -> {
        if (previous == Status.Background || current == Status.Background || previous == Status.Suspended || current == Status.Suspended) {
            int width = terminal.getWidth();
            String status = current.name().toLowerCase();
            terminal.writer().write(getStatusLine(job, width, status));
            terminal.flush();
            if (reading.get() && !stopping.get()) {
                reader.callWidget(LineReader.REDRAW_LINE);
                reader.callWidget(LineReader.REDISPLAY);
            }
        }
    });
    SignalHandler intHandler = terminal.handle(Signal.INT, s -> {
        Job current = session.foregroundJob();
        if (current != null) {
            current.interrupt();
        }
    });
    SignalHandler suspHandler = terminal.handle(Signal.TSTP, s -> {
        Job current = session.foregroundJob();
        if (current != null) {
            current.suspend();
        }
    });
    Object result = null;
    try {
        while (!stopping.get()) {
            try {
                reading.set(true);
                try {
                    String prompt = Shell.getPrompt(session);
                    String rprompt = Shell.getRPrompt(session);
                    if (stopping.get()) {
                        break;
                    }
                    reader.readLine(prompt, rprompt, null, null);
                } finally {
                    reading.set(false);
                }
                ParsedLine parsedLine = reader.getParsedLine();
                if (parsedLine == null) {
                    throw new EndOfFileException();
                }
                try {
                    result = session.execute(((ParsedLineImpl) parsedLine).program());
                    // set $_ to last result
                    session.put(Shell.VAR_RESULT, result);
                    if (result != null && !Boolean.FALSE.equals(session.get(".Gogo.format"))) {
                        System.out.println(session.format(result, Converter.INSPECT));
                    }
                } catch (Exception e) {
                    AttributedStringBuilder sb = new AttributedStringBuilder();
                    sb.style(sb.style().foreground(AttributedStyle.RED));
                    sb.append(e.toString());
                    sb.style(sb.style().foregroundDefault());
                    terminal.writer().println(sb.toAnsi(terminal));
                    terminal.flush();
                    session.put(Shell.VAR_EXCEPTION, e);
                }
                waitJobCompletion(session);
            } catch (UserInterruptException e) {
            // continue;
            } catch (EndOfFileException e) {
                reader.getHistory().save();
                break;
            }
        }
    } finally {
        terminal.handle(Signal.INT, intHandler);
        terminal.handle(Signal.TSTP, suspHandler);
    }
    return result;
}

Example 10 with AttributedStringBuilder

use of org.jline.utils.AttributedStringBuilder in project karaf by apache.

the class InfoFeatureCommand method colorize.

private static String colorize(Session session, String xml) {
    Terminal terminal = (Terminal) session.get(".jline.terminal");
    Map<String, String> colorMap = getColorMap(session, "XML", DEFAULT_XML_COLORS);
    Map<Pattern, String> patternColors = new LinkedHashMap<>();
    patternColors.put(Pattern.compile("(</?[a-z]*)\\s?>?"), "el");
    patternColors.put(Pattern.compile("(/?>)"), "el");
    patternColors.put(Pattern.compile("\\s([a-z-]*)\\="), "at");
    patternColors.put(Pattern.compile("[a-z-]*\\=(\"[^\"]*\")"), "av");
    patternColors.put(Pattern.compile("(<!--.*-->)"), "cm");
    patternColors.put(Pattern.compile("(\\<!\\[CDATA\\[).*"), "cd");
    patternColors.put(Pattern.compile(".*(]]>)"), "cd");
    String[] styles = new String[xml.length()];
    // Match all regexes on this snippet, store positions
    for (Map.Entry<Pattern, String> entry : patternColors.entrySet()) {
        Matcher matcher = entry.getKey().matcher(xml);
        while (matcher.find()) {
            int s = matcher.start(1);
            int e = matcher.end();
            String c = entry.getValue();
            Arrays.fill(styles, s, e, c);
        }
    }
    AttributedStringBuilder asb = new AttributedStringBuilder();
    String prev = null;
    for (int i = 0; i < xml.length(); i++) {
        String s = styles[i];
        if (!Objects.equals(s, prev)) {
            applyStyle(asb, colorMap, s);
            prev = s;
        }
        asb.append(xml.charAt(i));
    }
    return asb.toAnsi(terminal);
}