* </ul>
         */
        private void deleteOldDocs() {
            if (Constants.FALSE.equals(initParamMap.getAsString(DELETE_OLD_DOCS))) {
                return;
            }
            final String sessionId = initParamMap.getAsString(Constants.SESSION_ID);
            if (StringUtil.isBlank(sessionId)) {
                logger.warn("Invalid sessionId at {}", dataConfig);

 */
public interface Converter {

    /**
     * Returns the value as a string.
     *
     * @param value
     *            the value
     * @return the value as a string
     */
    String getAsString(Object value);

    /**
     * Returns the value as an object.
     *
     * @param value
     *            the value
     * @return the value as an object
     */
    Object getAsObject(String value);

        if (StringUtil.isEmpty(value)) {
            return null;
        }
        return DateConversionUtil.toSqlDate(value, pattern);
    }

    @Override
    public String getAsString(final Object value) {
        if (value == null) {
            return null;
        }
        return StringConversionUtil.toString((Date) value, pattern);
    }

    @Override

        final DateConverter converter = new DateConverter("yyyy/MM/dd");
        final Date result = (Date) converter.getAsObject("2008/01/16");
        System.out.println(result);
        assertThat(converter.getAsString(result), is("2008/01/16"));
    }

    /**
     * @throws Exception
     */
    @Test
    public void testIsTarget() throws Exception {
        final DateConverter converter = new DateConverter("yyyy/MM/dd");

        final TimeConverter converter = new TimeConverter("HH:mm:ss");
        final java.sql.Time result = (java.sql.Time) converter.getAsObject("12:34:56");
        System.out.println(result);
        assertThat(converter.getAsString(result), is("12:34:56"));
    }

    /**
     * @throws Exception
     */
    public void testIsTarget() throws Exception {
        final TimeConverter converter = new TimeConverter("yyyy/MM/dd");

        badWords = settings.badword().get(true);
        tagFieldNames = settings.getAsString(SuggestSettings.DefaultKeys.TAG_FIELD_NAME, StringUtil.EMPTY).split(",");
        roleFieldName = settings.getAsString(SuggestSettings.DefaultKeys.ROLE_FIELD_NAME, StringUtil.EMPTY);
        langFieldName = settings.getAsString(SuggestSettings.DefaultKeys.LANG_FIELD_NAME, StringUtil.EMPTY);

     * @param key The key of the setting.
     * @param defaultValue The default value if the setting is not found.
     * @return The setting value as a String.
     */
    public String getAsString(final String key, final String defaultValue) {
        final Object obj = get(key);

        final String value;
        if (obj == null) {
            value = defaultValue;
        } else {

            }
        }
        try {
            if (value.getClass() == String.class) {
                return converter.getAsObject((String) value);
            }
            return converter.getAsString(value);
        } catch (final Throwable cause) {
            throw new ConverterRuntimeException(destPropertyName, value, cause);
        }
    }

    /**

        this.readingConverter = readingConverter;
        this.contentsReadingConverter = contentsReadingConverter;
        this.normalizer = normalizer;
        this.analyzer = analyzer;
        index = settings.getAsString(SuggestSettings.DefaultKeys.INDEX, StringUtil.EMPTY);
        this.threadPool = threadPool;

        if (logger.isDebugEnabled()) {
            logger.debug("Create suggester instance for {}", index);
        }

     * @return the parameter value as a string, or the default value if not found
     */
    protected String getParamValue(final DataStoreParams paramMap, final String key, final String defaultValue) {
        return paramMap.getAsString(key, defaultValue);
    }

    /**
     * Adds a document to the search index by crawling the specified URL and processing the content.