*/
package org.codelibs.fess.suggest.normalizer;

/**
 * An interface for normalizing text.
 * Implementations of this interface should provide a method to normalize
 * a given text based on the specified field and optional language parameters.
 */
public interface Normalizer {
    /**
     * Normalizes the given text.
     * @param text The text to normalize
     * @param field The field name

                chain.add(new LangAnalyzerNormalizer(lang));
            }
            normalizer = chain;
        }
        return normalizer.normalize(text, field);
    }

    /**
     * Language-specific analyzer normalizer.
     */
    protected class LangAnalyzerNormalizer implements Normalizer {
        /**
         * The language used for normalization.
         */
        protected final String lang;

    }

    /**
     * Normalizes the string representation of a number.
     *
     * @param s
     *            A string representing a number
     * @return The normalized string
     * @see #normalize(String, Locale)
     */
    public static String normalize(final String s) {
        return normalize(s, LocaleUtil.getDefault());
    }

    /**

    public static String toString(final BigDecimal dec) {
        return dec.toPlainString();
    }

    /**
     * Normalizes a {@link BigDecimal}.
     *
     * @param dec
     *            The {@link BigDecimal} to normalize
     * @return The normalized data
     */
    private static BigDecimal normalize(final BigDecimal dec) {
        return new BigDecimal(dec.toPlainString());
    }

 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.suggest.normalizer;

/**
 * Normalizes full-width alphanumeric characters to half-width alphanumeric characters.
 */
public class FullWidthToHalfWidthAlphabetNormalizer implements Normalizer {
    /**
     * Constructs a new {@link FullWidthToHalfWidthAlphabetNormalizer}.
     */

     */
    public EncodingHelper() {
        // Default constructor
    }

    /**
     * Normalizes an encoding string to its preferred form.
     *
     * @param enc the encoding string to normalize
     * @return the normalized encoding or the default encoding if the input is blank
     */
    public String normalize(final String enc) {
        if (StringUtil.isBlank(enc)) {
            return defaultEncoding;
        }

     * Truncates and normalizes content to create a summary suitable for display.
     *
     * @param responseData the response data from crawling (not currently used)
     * @param content the content to create a digest from
     * @param dataMap additional data map (not currently used)
     * @param maxWidth the maximum width of the digest
     * @return the abbreviated and normalized digest, or empty string if content is null

            throw new MimeTypeException("Could not detect a content type.", e);
        }
    }

    /**
     * Normalizes the filename by replacing special characters.
     * @param filename The filename to normalize.
     * @return The normalized filename.
     */
    protected String normalizeFilename(final String filename) {
        if (StringUtil.isBlank(filename)) {
            return filename;

            this.spaceChars = spaceChars;
            return this;
        }
    }

    /**
     * Normalizes the text from the given Reader.
     *
     * @param reader the Reader from which to read the text to be normalized
     * @return a TextNormalizeContext containing the normalized text
     */
    public static TextNormalizeContext normalizeText(final Reader reader) {

            return buf.toString();
        } catch (final UnsupportedEncodingException e) {
            return path;
        }
    }

    /**
     * Normalizes a configuration path.
     *
     * @param path The path to normalize.
     * @return The normalized path.
     */
    public String normalizeConfigPath(final String path) {

        if (StringUtil.isBlank(path)) {
            return StringUtils.EMPTY;