*/
    public static Class<?> getElementTypeOfCollection(final Field field) {
        assertArgumentNotNull("field", field);

        final Type type = field.getGenericType();
        return GenericsUtil.getRawClass(GenericsUtil.getElementTypeOfCollection(type));
    }

    /**
     * パラメタ化されたマップ型のフィールドのキー型を返します。
     *
     * @param field
     *            パラメタ化されたマップ型のフィールド。{@literal null}であってはいけません

                    type: boolean
                    example: false
                  start_record_number:
                    type: integer
                    example: 1
                  end_record_number:
                    type: integer
                    example: 20
                  page_numbers:
                    type: array
                    items:
                      type: string

        String result =
                "{\"bool\":{\"should\":[{\"geo_distance\":{\"location\":[151.0,35.0],\"distance\":1000.0,\"distance_type\":\"arc\",\"validation_method\":\"STRICT\",\"ignore_unmapped\":false,\"boost\":1.0}},{\"geo_distance\":{\"location\":[150.0,34.0],\"distance\":10000.0,\"distance_type\":\"arc\",\"validation_method\":\"STRICT\",\"ignore_unmapped\":false,\"boost\":1.0}}],\"adjust_pure_negative\":true,\"boost\":1.0}}";

    protected static final String USER_AGENT = "user-agent";

    protected static final String USER_AGENT_TYPE = "ViewHelper.UserAgent";

    public UserAgentType getUserAgentType() {
        return LaRequestUtil.getOptionalRequest().map(request -> {
            UserAgentType uaType = (UserAgentType) request.getAttribute(USER_AGENT_TYPE);
            if (uaType == null) {
                final String userAgent = request.getHeader(USER_AGENT);

     * 適切な {@link Number}に変換します。
     *
     * @param type
     *            変換先の型
     * @param o
     *            変換元のオブジェクト
     * @return {@literal type}に変換された{@link Number}
     */
    public static Object convertNumber(final Class<?> type, final Object o) {
        if (type == Integer.class) {
            return IntegerConversionUtil.toInteger(o);
        } else if (type == BigDecimal.class) {

    public static final String MAPPING_TYPE_ARRAY = "array";

    public static final String MAPPING_TYPE_STRING = "string";

    public static final String MAPPING_TYPE_LONG = "long";

    public static final String MAPPING_TYPE_DOUBLE = "double";

    public static final String MAPPING_TYPE_DATE = "date";

    public static final String MAPPING_TYPE_PDF_DATE = "pdf_date";

            public static final String PIPELINE = "pipeline";
            public static final String IGNORE_ROBOTS_TAGS = "ignore.robots.tags";
            public static final String SCRIPT_TYPE = "script.type";
        }

        // meta.*
        // meta.<field>=<value>

        // value.*
        // value.<field>=<value>

        // script.*
        // script.<field>=<value>

            }
            final Object accessType = r.getAttribute(Constants.SEARCH_LOG_ACCESS_TYPE);
            if (Constants.SEARCH_LOG_ACCESS_TYPE_JSON.equals(accessType)) {
                return processJsonSearchPreference(r, query);
            }
            if (Constants.SEARCH_LOG_ACCESS_TYPE_GSA.equals(accessType)) {
                return processGsaSearchPreference(r, query);
            }

    public static final String ERRORS_property_type_integer = "{errors.property_type_integer}";

    /** The key of the message: {0} should be numeric. */
    public static final String ERRORS_property_type_long = "{errors.property_type_long}";

    /** The key of the message: {0} should be numeric. */
    public static final String ERRORS_property_type_float = "{errors.property_type_float}";

        StreamUtil.split(slackWebhookUrls, "[,\\s]").of(stream -> stream.filter(StringUtil::isNotBlank).forEach(url -> {
            try (CurlResponse response = Curl.post(url).header("Content-Type", "application/json").body(body).execute()) {
                if (response.getHttpStatusCode() == 200) {
                    if (logger.isDebugEnabled()) {
                        logger.debug("Sent {} to {}.", body, url);