Package org.apache.karaf.shell.commands

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

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        // Command name completer
        commandCompleter = new StringsCompleter(getNames(session, command));
        // Build options completer
        for (Class<?> type = function.getActionClass(); type != null; type = type.getSuperclass()) {
            for (Field field : type.getDeclaredFields()) {
                Option option = field.getAnnotation(Option.class);
                if (option != null) {
                    fields.put(option, field);
                    options.put(option.name(), option);
                    String[] aliases = option.aliases();
                    if (aliases != null) {
                        for (String alias : aliases) {
                            options.put(alias, option);
                        }
                    }
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        if (comp == null) {
            while (index < argIndex && args[index].startsWith("-")) {
                if (!verifyCompleter(optionsCompleter, args[index])) {
                    return -1;
                }
                Option option = options.get(args[index]);
                if (option == null) {
                    return -1;
                }
                Field field = fields.get(option);
                if (field != null && field.getType() != boolean.class && field.getType() != Boolean.class) {
                    if (++index == argIndex) {
                        comp = NullCompleter.INSTANCE;
                    }
                }
                index++;
            }
            if (comp == null && index >= argIndex && index < args.length && args[index].startsWith("-")) {
                comp = optionsCompleter;
            }
        }
        //Now check for if last Option has a completer
        int lastAgurmentIndex = argIndex - 1;
        if (lastAgurmentIndex >= 1) {
            Option lastOption = options.get(args[lastAgurmentIndex]);
            if (lastOption != null) {

                Field lastField = fields.get(lastOption);
                if (lastField != null && lastField.getType() != boolean.class && lastField.getType() != Boolean.class) {
                    Option option = lastField.getAnnotation(Option.class);
                    if (option != null) {
                        Completer optionValueCompleter = null;
                        String name = option.name();
                        if (optionalCompleters != null && name != null) {
                            optionValueCompleter = optionalCompleters.get(name);
                            if (optionValueCompleter == null) {
                                String[] aliases = option.aliases();
                                if (aliases.length > 0) {
                                    for (int i = 0; i < aliases.length && optionValueCompleter == null; i++) {
                                        optionValueCompleter = optionalCompleters.get(option.aliases()[i]);
                                    }
                                }
                            }
                        }
                        if(optionValueCompleter != null) {
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                    name = ((String) param).substring(0, ((String) param).indexOf('='));
                    value = ((String) param).substring(((String) param).indexOf('=') + 1);
                } else {
                    name = (String) param;
                }
                Option option = null;
                for (Option opt : options.keySet()) {
                    if (name.equals(opt.name()) || Arrays.asList(opt.aliases()).contains(name)) {
                        option = opt;
                        break;
                    }
                }
                if (option == null) {
                    throw new CommandException(commandErrorSt +
                                Ansi.ansi()
                                        .a("undefined option ")
                                        .a(Ansi.Attribute.INTENSITY_BOLD)
                                        .a(param)
                                        .a(Ansi.Attribute.INTENSITY_BOLD_OFF)
                                        .newline()
                                        .a("Try <command> --help' for more information.")
                                        .toString(),
                                        "Undefined option: " + param);
                }
                Field field = options.get(option);
                if (value == null && (field.getType() == boolean.class || field.getType() == Boolean.class)) {
                    value = Boolean.TRUE;
                }
                if (value == null && it.hasNext()) {
                    value = it.next();
                }
                if (value == null) {
                        throw new CommandException(commandErrorSt +
                                Ansi.ansi().a("missing value for option ").bold().a(param).boldOff().toString(),
                                "Missing value for option: " + param
                        );
                }
                if (option.multiValued()) {
                    @SuppressWarnings("unchecked")
                    List<Object> l = (List<Object>) optionValues.get(option);
                    if (l == null) {
                        l = new ArrayList<Object>();
                        optionValues.put(option, l);
                    }
                    l.add(value);
                } else {
                    optionValues.put(option, value);
                }
            } else {
                processOptions = false;
                if (argIndex >= orderedArguments.size()) {
                        throw new CommandException(commandErrorSt +
                                Ansi.ansi().a("too many arguments specified").toString(),
                                "Too many arguments specified"
                        );
                }
                Argument argument = orderedArguments.get(argIndex);
                if (!argument.multiValued()) {
                    argIndex++;
                }
                if (argument.multiValued()) {
                    @SuppressWarnings("unchecked")
                    List<Object> l = (List<Object>) argumentValues.get(argument);
                    if (l == null) {
                        l = new ArrayList<Object>();
                        argumentValues.put(argument, l);
                    }
                    l.add(param);
                } else {
                    argumentValues.put(argument, param);
                }
            }
        }
        // Check required arguments / options
        for (Option option : options.keySet()) {
            if (option.required() && optionValues.get(option) == null) {
                    throw new CommandException(commandErrorSt +
                            Ansi.ansi().a("option ").bold().a(option.name()).boldOff().a(" is required").toString(),
                            "Option " + option.name() + " is required"
                    );
            }
        }
        for (Argument argument : arguments.keySet()) {
            if (argument.required() && argumentValues.get(argument) == null) {
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        String[] names = scoped ? new String[] { name } : new String[] { name, scope + ":" + name };
        commandCompleter = new StringsCompleter(names);
        // Build options completer
        for (Class<?> type = function.getActionClass(); type != null; type = type.getSuperclass()) {
            for (Field field : type.getDeclaredFields()) {
                Option option = field.getAnnotation(Option.class);
                if (option != null) {
                    fields.put(option, field);
                    options.put(option.name(), option);
                    String[] aliases = option.aliases();
                    if (aliases != null) {
                        for (String alias : aliases) {
                            options.put(alias, option);
                        }
                    }
                }
                Argument argument = field.getAnnotation(Argument.class);
                if (argument != null) {
                    Integer key = argument.index();
                    if (arguments.containsKey(key)) {
                        LOGGER.warn("Duplicate @Argument annotations on class " + type.getName() + " for index: " + key + " see: " + field);
                    } else {
                        arguments.put(key, field);
                    }
                }
            }
        }
        options.put(HelpOption.HELP.name(), HelpOption.HELP);
        optionsCompleter = new StringsCompleter(options.keySet());

        // Build arguments completers
        List<Completer> argsCompleters = null;
        Map<String, Completer> optionalCompleters = null;

        if (function instanceof CompletableFunction) {
            Map<String, Completer> focl = ((CompletableFunction) function).getOptionalCompleters();
            List<Completer> fcl = ((CompletableFunction) function).getCompleters();
            if (focl != null || fcl != null) {
                argsCompleters = new ArrayList<Completer>();
                if (fcl != null) {
                    for (Completer c : fcl) {
                        argsCompleters.add(c == null ? NullCompleter.INSTANCE : c);
                    }
                }
                optionalCompleters = focl;
            }
        }
        if (argsCompleters == null) {
            final Map<Integer, Object> values = getCompleterValues(function);
            argsCompleters = new ArrayList<Completer>();
            boolean multi = false;
            for (int key = 0; key < arguments.size(); key++) {
                Completer completer = null;
                Field field = arguments.get(key);
                if (field != null) {
                    Argument argument = field.getAnnotation(Argument.class);
                    multi = (argument != null && argument.multiValued());
                    org.apache.karaf.shell.commands.Completer ann = field.getAnnotation(org.apache.karaf.shell.commands.Completer.class);
                    if (ann != null) {
                        Class clazz = ann.value();
                        String[] value = ann.values();
                        if (clazz != null) {
                            if (value.length > 0 && clazz == StringsCompleter.class) {
                                completer = new StringsCompleter(value, ann.caseSensitive());
                            } else {
                                BundleContext context = FrameworkUtil.getBundle(function.getClass()).getBundleContext();
                                completer = new ProxyServiceCompleter(context, clazz);
                            }
                        }
                    } else if (values.containsKey(key)) {
                        Object value = values.get(key);
                        if (value instanceof String[]) {
                            completer = new StringsCompleter((String[]) value);
                        } else if (value instanceof Collection) {
                            completer = new StringsCompleter((Collection<String>) value);
                        } else {
                            LOGGER.warn("Could not use value " + value + " as set of completions!");
                        }
                    } else {
                        completer = getDefaultCompleter(field);
                    }
                }
                if (completer == null) {
                    completer = NullCompleter.INSTANCE;
                }
                argsCompleters.add(completer);
            }
            if (argsCompleters.isEmpty() || !multi) {
                argsCompleters.add(NullCompleter.INSTANCE);
            }
            optionalCompleters = new HashMap<String, Completer>();
            for (Option option : fields.keySet()) {
                Completer completer = null;
                Field field = fields.get(option);
                if (field != null) {
                    org.apache.karaf.shell.commands.Completer ann = field.getAnnotation(org.apache.karaf.shell.commands.Completer.class);
                    if (ann != null) {
                        Class clazz = ann.value();
                        String[] value = ann.values();
                        if (clazz != null) {
                            if (value.length > 0 && clazz == StringsCompleter.class) {
                                completer = new StringsCompleter(value, ann.caseSensitive());
                            } else {
                                BundleContext context = FrameworkUtil.getBundle(function.getClass()).getBundleContext();
                                completer = new ProxyServiceCompleter(context, clazz);
                            }
                        }
                    }
                }
                if (completer == null) {
                    completer = NullCompleter.INSTANCE;
                }
                optionalCompleters.put(option.name(), completer);
                if (option.aliases() != null) {
                    for (String alias : option.aliases()) {
                        optionalCompleters.put(alias, completer);
                    }
                }
            }
        }
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        if (comp == null) {
            while (index < argIndex && args[index].startsWith("-")) {
                if (!verifyCompleter(optionsCompleter, args[index])) {
                    return -1;
                }
                Option option = options.get(args[index]);
                if (option == null) {
                    return -1;
                }
                Field field = fields.get(option);
                if (field != null && field.getType() != boolean.class && field.getType() != Boolean.class) {
                    if (++index == argIndex) {
                        comp = NullCompleter.INSTANCE;
                    }
                }
                index++;
            }
            if (comp == null && index >= argIndex && index < args.length && args[index].startsWith("-")) {
                comp = optionsCompleter;
            }
        }
        //Now check for if last Option has a completer
        int lastAgurmentIndex = argIndex - 1;
        if (lastAgurmentIndex >= 1) {
            Option lastOption = options.get(args[lastAgurmentIndex]);
            if (lastOption != null) {

                Field lastField = fields.get(lastOption);
                if (lastField != null && lastField.getType() != boolean.class && lastField.getType() != Boolean.class) {
                    Option option = lastField.getAnnotation(Option.class);
                    if (option != null) {
                        Completer optionValueCompleter = null;
                        String name = option.name();
                        if (optionalCompleters != null && name != null) {
                            optionValueCompleter = optionalCompleters.get(name);
                            if (optionValueCompleter == null) {
                                String[] aliases = option.aliases();
                                if (aliases.length > 0) {
                                    for (int i = 0; i < aliases.length && optionValueCompleter == null; i++) {
                                        optionValueCompleter = optionalCompleters.get(option.aliases()[i]);
                                    }
                                }
                            }
                        }
                        if(optionValueCompleter != null) {
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        // Command name completer
        commandCompleter = new StringsCompleter(getNames(session, command));
        // Build options completer
        for (Class<?> type = function.getActionClass(); type != null; type = type.getSuperclass()) {
            for (Field field : type.getDeclaredFields()) {
                Option option = field.getAnnotation(Option.class);
                if (option != null) {
                    fields.put(option, field);
                    options.put(option.name(), option);
                    String[] aliases = option.aliases();
                    if (aliases != null) {
                        for (String alias : aliases) {
                            options.put(alias, option);
                        }
                    }
                }
                Argument argument = field.getAnnotation(Argument.class);
                if (argument != null) {
                    Integer key = argument.index();
                    if (arguments.containsKey(key)) {
                        LOGGER.warn("Duplicate @Argument annotations on class " + type.getName() + " for index: " + key + " see: " + field);
                    } else {
                        arguments.put(key, field);
                    }
                }
            }
        }
        options.put(HelpOption.HELP.name(), HelpOption.HELP);
        optionsCompleter = new StringsCompleter(options.keySet());

        // Build arguments completers
        List<Completer> argsCompleters = null;
        Map<String, Completer> optionalCompleters = null;

        if (function instanceof CompletableFunction) {
            Map<String, Completer> focl = ((CompletableFunction) function).getOptionalCompleters();
            List<Completer> fcl = ((CompletableFunction) function).getCompleters();
            if (focl != null || fcl != null) {
                argsCompleters = new ArrayList<Completer>();
                if (fcl != null) {
                    for (Completer c : fcl) {
                        argsCompleters.add(c == null ? NullCompleter.INSTANCE : c);
                    }
                }
                optionalCompleters = focl;
            }
        }
        if (argsCompleters == null) {
            final Map<Integer, Object> values = getCompleterValues(function);
            argsCompleters = new ArrayList<Completer>();
            boolean multi = false;
            for (int key = 0; key < arguments.size(); key++) {
                Completer completer = null;
                Field field = arguments.get(key);
                if (field != null) {
                    Argument argument = field.getAnnotation(Argument.class);
                    multi = (argument != null && argument.multiValued());
                    org.apache.karaf.shell.commands.Completer ann = field.getAnnotation(org.apache.karaf.shell.commands.Completer.class);
                    if (ann != null) {
                        Class clazz = ann.value();
                        String[] value = ann.values();
                        if (clazz != null) {
                            if (value.length > 0 && clazz == StringsCompleter.class) {
                                completer = new StringsCompleter(value, ann.caseSensitive());
                            } else {
                                BundleContext context = FrameworkUtil.getBundle(function.getClass()).getBundleContext();
                                completer = new ProxyServiceCompleter(context, clazz);
                            }
                        }
                    } else if (values.containsKey(key)) {
                        Object value = values.get(key);
                        if (value instanceof String[]) {
                            completer = new StringsCompleter((String[]) value);
                        } else if (value instanceof Collection) {
                            completer = new StringsCompleter((Collection<String>) value);
                        } else {
                            LOGGER.warn("Could not use value " + value + " as set of completions!");
                        }
                    } else {
                        completer = getDefaultCompleter(session, field);
                    }
                }
                if (completer == null) {
                    completer = NullCompleter.INSTANCE;
                }
                argsCompleters.add(completer);
            }
            if (argsCompleters.isEmpty() || !multi) {
                argsCompleters.add(NullCompleter.INSTANCE);
            }
            optionalCompleters = new HashMap<String, Completer>();
            for (Option option : fields.keySet()) {
                Completer completer = null;
                Field field = fields.get(option);
                if (field != null) {
                    org.apache.karaf.shell.commands.Completer ann = field.getAnnotation(org.apache.karaf.shell.commands.Completer.class);
                    if (ann != null) {
                        Class clazz = ann.value();
                        String[] value = ann.values();
                        if (clazz != null) {
                            if (value.length > 0 && clazz == StringsCompleter.class) {
                                completer = new StringsCompleter(value, ann.caseSensitive());
                            } else {
                                BundleContext context = FrameworkUtil.getBundle(function.getClass()).getBundleContext();
                                completer = new ProxyServiceCompleter(context, clazz);
                            }
                        }
                    }
                }
                if (completer == null) {
                    completer = NullCompleter.INSTANCE;
                }
                optionalCompleters.put(option.name(), completer);
                if (option.aliases() != null) {
                    for (String alias : option.aliases()) {
                        optionalCompleters.put(alias, completer);
                    }
                }
            }
        }
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        if (comp == null) {
            while (index < argIndex && args[index].startsWith("-")) {
                if (!verifyCompleter(optionsCompleter, args[index])) {
                    return -1;
                }
                Option option = options.get(args[index]);
                if (option == null) {
                    return -1;
                }
                Field field = fields.get(option);
                if (field != null && field.getType() != boolean.class && field.getType() != Boolean.class) {
                    if (++index == argIndex) {
                        comp = NullCompleter.INSTANCE;
                    }
                }
                index++;
            }
            if (comp == null && index >= argIndex && index < args.length && args[index].startsWith("-")) {
                comp = optionsCompleter;
            }
        }
        //Now check for if last Option has a completer
        int lastAgurmentIndex = argIndex - 1;
        if (lastAgurmentIndex >= 1) {
            Option lastOption = options.get(args[lastAgurmentIndex]);
            if (lastOption != null) {

                Field lastField = fields.get(lastOption);
                if (lastField != null && lastField.getType() != boolean.class && lastField.getType() != Boolean.class) {
                    Option option = lastField.getAnnotation(Option.class);
                    if (option != null) {
                        Completer optionValueCompleter = null;
                        String name = option.name();
                        if (optionalCompleters != null && name != null) {
                            optionValueCompleter = optionalCompleters.get(name);
                            if (optionValueCompleter == null) {
                                String[] aliases = option.aliases();
                                if (aliases.length > 0) {
                                    for (int i = 0; i < aliases.length && optionValueCompleter == null; i++) {
                                        optionValueCompleter = optionalCompleters.get(option.aliases()[i]);
                                    }
                                }
                            }
                        }
                        if(optionValueCompleter != null) {
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                    name = ((String) param).substring(0, ((String) param).indexOf('='));
                    value = ((String) param).substring(((String) param).indexOf('=') + 1);
                } else {
                    name = (String) param;
                }
                Option option = null;
                for (Option opt : options.keySet()) {
                    if (name.equals(opt.name()) || Arrays.asList(opt.aliases()).contains(name)) {
                        option = opt;
                        break;
                    }
                }
                if (option == null) {
                    throw new CommandException(commandErrorSt
                                + "undefined option " + INTENSITY_BOLD + param + INTENSITY_NORMAL + "\n"
                                + "Try <command> --help' for more information.",
                                        "Undefined option: " + param);
                }
                Field field = options.get(option);
                if (value == null && (field.getType() == boolean.class || field.getType() == Boolean.class)) {
                    value = Boolean.TRUE;
                }
                if (value == null && it.hasNext()) {
                    value = it.next();
                }
                if (value == null) {
                        throw new CommandException(commandErrorSt
                                + "missing value for option " + INTENSITY_BOLD + param + INTENSITY_NORMAL,
                                "Missing value for option: " + param
                        );
                }
                if (option.multiValued()) {
                    @SuppressWarnings("unchecked")
                    List<Object> l = (List<Object>) optionValues.get(option);
                    if (l == null) {
                        l = new ArrayList<Object>();
                        optionValues.put(option, l);
                    }
                    l.add(value);
                } else {
                    optionValues.put(option, value);
                }
            } else {
                processOptions = false;
                if (argIndex >= orderedArguments.size()) {
                        throw new CommandException(commandErrorSt +
                                "too many arguments specified",
                                "Too many arguments specified"
                        );
                }
                Argument argument = orderedArguments.get(argIndex);
                if (!argument.multiValued()) {
                    argIndex++;
                }
                if (argument.multiValued()) {
                    @SuppressWarnings("unchecked")
                    List<Object> l = (List<Object>) argumentValues.get(argument);
                    if (l == null) {
                        l = new ArrayList<Object>();
                        argumentValues.put(argument, l);
                    }
                    l.add(param);
                } else {
                    argumentValues.put(argument, param);
                }
            }
        }
        // Check required arguments / options
        for (Option option : options.keySet()) {
            if (option.required() && optionValues.get(option) == null) {
                    throw new CommandException(commandErrorSt +
                            "option " + INTENSITY_BOLD + option.name() + INTENSITY_NORMAL + " is required",
                            "Option " + option.name() + " is required"
                    );
            }
        }
        for (Argument argument : orderedArguments) {
            if (argument.required() && argumentValues.get(argument) == null) {
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