this.fieldSeparator = fieldSeparator;
    }

    /**
     * Sets the line separator for text output.
     *
     * @param lineSeparator the line separator
     */
    public void setLineSeparator(final String lineSeparator) {
        this.lineSeparator = lineSeparator;
    }

    /**
     * Sets the separator for header-value association in text output.
     *

        this.fieldSeparator = fieldSeparator;
    }

    /**
     * Sets the line separator between fields.
     *
     * @param lineSeparator the line separator
     */
    public void setLineSeparator(final String lineSeparator) {
        this.lineSeparator = lineSeparator;
    }

    /**
     * Sets whether to extract top-level fields as metadata.
     *
     * @param extractMetadata true to extract metadata

                    + "You have the following options to resolve this:" + System.lineSeparator()
                    + "  1. Preserve the model version by setting 'preserve.model.version=true' to generate a consumer POM with <modelVersion>4.2.0</modelVersion>, which supports mixins"
                    + System.lineSeparator()

                try (Writer writer = Files.newBufferedWriter(outputFile, StandardCharsets.UTF_8)) {
                    writer.write(result);
                    if (!result.isEmpty()) {
                        writer.write(System.lineSeparator());
                    }
                }
            } else {
                System.out.print(result);
                System.out.flush();
            }
        } catch (IOException e) {

    // System and UI Constants
    // ============================================================

    /** System line separator character sequence. */
    public static final String LINE_SEPARATOR = System.lineSeparator();

    /** Default page number for admin interface pagination. */
    public static final int DEFAULT_ADMIN_PAGE_NUMBER = 1;

    /** String constant representing boolean true value. */

            try {
                if (item == null || item.getId() != oldItem.getId() || !item.isUpdated()) {
                    writer.write(oldItem.toLineString());
                    writer.write(Constants.LINE_SEPARATOR);
                    return oldItem;
                }
                if (!item.equals(oldItem)) {
                    throw new DictionaryException("Mapping file was updated: old=" + oldItem + " : new=" + item);

            try {
                if (item == null || item.getId() != oldItem.getId() || !item.isUpdated()) {
                    writer.write(oldItem.toLineString());
                    writer.write(Constants.LINE_SEPARATOR);
                    return oldItem;
                }
                if (!item.equals(oldItem)) {
                    throw new DictionaryException("Kuromoji file was updated: old=" + oldItem + " : new=" + item);

            try {
                if (item == null || item.getId() != oldItem.getId() || !item.isUpdated()) {
                    writer.write(oldItem.toLineString());
                    writer.write(Constants.LINE_SEPARATOR);
                    return oldItem;
                }
                if (!item.equals(oldItem)) {
                    throw new DictionaryException("Protwords file was updated: old=" + oldItem + " : new=" + item);

            try {
                if (item == null || item.getId() != oldItem.getId() || !item.isUpdated()) {
                    writer.write(oldItem.toLineString());
                    writer.write(Constants.LINE_SEPARATOR);
                    return oldItem;
                }
                if (!item.equals(oldItem)) {
                    throw new DictionaryException("Stopwords file was updated: old=" + oldItem + " : new=" + item);

            try {
                if (item == null || item.getId() != oldItem.getId() || !item.isUpdated()) {
                    writer.write(oldItem.toLineString());
                    writer.write(Constants.LINE_SEPARATOR);
                    return oldItem;
                }
                if (!item.equals(oldItem)) {