Package org.apache.karaf.shell.commands

Examples of org.apache.karaf.shell.commands.Command

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    @Override
    public void printHelp(Action action, ActionMetaData actionMeta, PrintStream out, boolean includeHelpOption) {
        Map<Option, Field> optionsMap = actionMeta.getOptions();
        Map<Argument, Field> argsMap = actionMeta.getArguments();
        Command command = actionMeta.getCommand();
        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());
        if (includeHelpOption)
            options.add(HelpOption.HELP);

        out.println("h1. " + command.scope() + ":" + command.name());
        out.println();

        out.println("h2. Description");
        out.println(command.description());
        out.println();

        StringBuffer syntax = new StringBuffer();
        syntax.append(String.format("%s:%s", command.scope(), command.name()));
        if (options.size() > 0) {
            syntax.append(" \\[options\\]");
        }
        if (arguments.size() > 0) {
            syntax.append(' ');
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    @Override
    public void printHelp(Action action, ActionMetaData actionMeta, PrintStream out, boolean includeHelpOption) {

        Map<Option, Field> optionsMap = actionMeta.getOptions();
        Map<Argument, Field> argsMap = actionMeta.getArguments();
        Command command = action.getClass().getAnnotation(Command.class);
        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());
        if (includeHelpOption)
            options.add(HelpOption.HELP);

        out.println("<section>");
        out.println("  <title>" + command.scope() + ":" + command.name() + "</title>");
        out.println("  <section>");
        out.println("    <title>Description</title>");
        out.println("    <para>");
        out.println(command.description());
        out.println("    </para>");
        out.println("  </section>");

        StringBuffer syntax = new StringBuffer();
        syntax.append(String.format("%s:%s", command.scope(), command.name()));
        if (options.size() > 0) {
            syntax.append(" [options]");
        }
        if (arguments.size() > 0) {
            syntax.append(' ');
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            String commandSuffix = FORMAT_DOCBX.equals(format) ? "xml" : "conf";
            for (Class<?> clazz : classes) {
                try {
                    Action action = (Action) clazz.newInstance();
                    ActionMetaData meta = new ActionMetaDataFactory().create(action.getClass());
                    Command cmd = meta.getCommand();

                    // skip the *-help command
                    if (cmd.scope().equals("*")) continue;

                    File output = new File(targetFolder, cmd.scope() + "-" + cmd.name() + "." + commandSuffix);
                    FileOutputStream outStream = new FileOutputStream(output);
                    PrintStream out = new PrintStream(outStream);
                    helpPrinter.printHelp(action, meta, out, includeHelpOption);
                    out.close();
                    outStream.close();

                    Set<String> cmds = commands.get(cmd.scope());
                    if (cmds == null) {
                        cmds = new TreeSet<String>();
                        commands.put(cmd.scope(), cmds);
                    }
                    cmds.add(cmd.name());
                    getLog().info("Found command: " + cmd.scope() + ":" + cmd.name());
                } catch (Exception e) {
                    getLog().warn("Unable to write help for " + clazz.getName(), e);
                }
            }

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            String line = r.readLine();
            while (line != null) {
                line = line.trim();
                if (line.length() > 0 && line.charAt(0) != '#') {
                    final Class<Action> actionClass = (Class<Action>) cl.loadClass(line);
                    Command cmd = actionClass.getAnnotation(Command.class);
                    Function function = new AbstractCommand() {
                        @Override
                        public Action createNewAction() {
                            try {
                                return ((Class<? extends Action>) actionClass).newInstance();
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    private static boolean nodeNameEquals(Node node, String name) {
        return (name.equals(node.getNodeName()) || name.equals(node.getLocalName()));
    }

    public static String getScope(Class<?> action) {
        Command command = action.getAnnotation(Command.class);
        if (command != null) {
            return command.scope();
        }
        org.apache.felix.gogo.commands.Command command2 = action.getAnnotation(org.apache.felix.gogo.commands.Command.class);
        if (command2 != null) {
            return command2.scope();
        }
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        }
        return null;
    }

    public static String getName(Class<?> action) {
        Command command = action.getAnnotation(Command.class);
        if (command != null) {
            return command.name();
        }
        org.apache.felix.gogo.commands.Command command2 = action.getAnnotation(org.apache.felix.gogo.commands.Command.class);
        if (command2 != null) {
            return command2.name();
        }
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    }

    private static void listCommands() {
        System.out.println("Available commands:");
        for (Map.Entry<String, Class<?>> entry : COMMANDS.entrySet()) {
            Command ann = entry.getValue().getAnnotation(Command.class);
            System.out.printf("  %s - %s\n", entry.getKey(), ann.description());
        }

        System.out.println("Type 'command --help' for more help on the specified command.");
    }
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import org.apache.karaf.shell.commands.Option;

public class ActionMetaDataFactory {

    public ActionMetaData create(Class<? extends Action> actionClass) {
        Command command = getCommand(actionClass);
        Map<Option, Field> options = new HashMap<Option, Field>();
        Map<Argument, Field> arguments = new HashMap<Argument, Field>();
        List<Argument> orderedArguments = new ArrayList<Argument>();

        for (Class<?> type = actionClass; type != null; type = type.getSuperclass()) {
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        return new ActionMetaData(actionClass, command, options, arguments, orderedArguments, null);
    }

    public Command getCommand(Class<? extends Action> actionClass) {
        Command command = actionClass.getAnnotation(Command.class);
        if (command == null) {
            command = getAndConvertDeprecatedCommand(actionClass);
        }
        return command;
    }
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    public Command getAndConvertDeprecatedCommand(Class<? extends Action> actionClass) {
        final org.apache.felix.gogo.commands.Command oldCommand = actionClass.getAnnotation(org.apache.felix.gogo.commands.Command.class);
        if (oldCommand == null) {
            return null;
        }
        return new Command() {
           
            @Override
            public Class<? extends Annotation> annotationType() {
                return Command.class;
            }
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Related Classes of org.apache.karaf.shell.commands.Command

  • org.apache.karaf.instance.main.Execute
  • org.apache.karaf.shell.commands.basic.DefaultActionPreparator
  • org.apache.karaf.shell.commands.basic.SimpleCommand
  • org.apache.karaf.shell.commands.meta.ActionMetaDataFactory
  • org.apache.karaf.shell.compat.CommandTracker
  • org.apache.karaf.shell.console.commands.NamespaceHandler
  • org.apache.karaf.shell.console.impl.Main
  • org.apache.karaf.shell.help.impl.CommandListHelpProvider
  • org.apache.karaf.tooling.commands.DocBookCommandHelpPrinter
  • org.apache.karaf.tooling.commands.GenerateHelpMojo
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