String workingDirectory;

    File multiModuleProjectDirectory;

    Path rootDirectory;

    Path topDirectory;

    boolean verbose;

    boolean quiet;

    boolean showErrors = true;

    Properties userProperties = new Properties();

    Properties systemProperties = new Properties();

    MavenExecutionRequest request;

    CliRequest(String[] args, ClassWorld classWorld) {

    }

    @Override
    public Optional<Boolean> verbose() {
        return returnFirstPresentOrEmpty(Options::verbose);
    }

    @Override
    public Optional<Boolean> showErrors() {
        return returnFirstPresentOrEmpty(Options::showErrors);
    }

    @Override
    public Optional<String> failOnSeverity() {
        return returnFirstPresentOrEmpty(Options::failOnSeverity);
    }

    @Override

            context.terminal.writer().println("Goal canceled by user.");
            return CANCELED;
        } catch (Exception e) {
            if (context.invokerRequest.options().showErrors().orElse(false)) {
                context.terminal.writer().println(e.getMessage());
                e.printStackTrace(context.terminal.writer());
            } else {

    /**
     * Indicates whether to show error stack traces.
     *
     * @return an {@link Optional} containing the boolean flag, or empty if not set
     */
    @Nonnull
    Optional<Boolean> showErrors();

    /**
     * Returns the severity level at which the build should fail.
     *
     * @return an {@link Optional} containing the fail-on-severity string, or empty if not set
     */
    @Nonnull

            cmdAndArguments.add("--quiet");
        }
        if (mavenOptions.verbose().orElse(false)) {
            cmdAndArguments.add("--verbose");
        }
        if (mavenOptions.showErrors().orElse(false)) {
            cmdAndArguments.add("--errors");
        }
        if (mavenOptions.failOnSeverity().isPresent()) {
            cmdAndArguments.add("--fail-on-severity");

        } catch (IOException e) {
            System.err.println("Unable determine version from JAR file: " + e.getMessage());
        }

        return properties;
    }

    public static void showError(Logger logger, String message, Throwable e, boolean showStackTrace) {
        if (logger == null) {
            System.err.println(message);
            if (showStackTrace && e != null) {