*            the substring to find
     * @return true if the string contains the substring, false otherwise
     */
    public static boolean contains(final String s1, final String s2) {
        if (isEmpty(s1)) {
            return false;
        }
        return s1.indexOf(s2) >= 0;
    }

    /**
     * Returns whether two strings are equal. If both are null, returns <code>true</code>.
     *
     * @param target1

     *
     * @return the threshold
     */
    public int threshold() {
        return threshold;
    }

    /**
     * Returns the HTTP method for the request.
     *
     * @return the method
     */
    public Method method() {
        return method;
    }

    /**
     * Returns the body content of the request.
     *
     * @return the body
     */

// as a string. If the [Buffer] is a nil pointer, it returns "<nil>".
//
// To build strings more efficiently, see the [strings.Builder] type.
func (b *Buffer) String() string {
	if b == nil {
		// Special case, useful in debugging.
		return "<nil>"
	}
	return string(b.buf[b.off:])
}

// Peek returns the next n bytes without advancing the buffer.
// If Peek returns fewer than n bytes, it also returns [io.EOF].

            return true;
        }
        if (requestLocale == null || !requestLocale.getLanguage().equals(targetLocale.getLanguage())
                || targetLocale.getCountry().length() > 0 && !requestLocale.getCountry().equals(targetLocale.getCountry())) {
            return false;
        }
        return true;
    }

    /**
     * Returns a set of matched label values.
     *

     *
     * @return HTML response for the list page
     */
    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse index() {
        return asListHtml();
    }

    /**
     * Displays the file authentication list with pagination.
     *
     * @param pageNumber the page number
     * @param form the search form
     * @return HTML response for the list page
     */

        String value = joiner.toString();
        if (value.isEmpty()) {
            return new String[0];
        }
        return new String[] {option, value};
    }

    /**
     * {@return a string representation of this path type for debugging purposes}.
     */
    @Override
    public String toString() {
        return "PathType[" + id() + ']';
    }

    /**

        final String url = requestData.getUrl();
        if (url.endsWith("/")) {
            requestData.setUrl(url.substring(0, url.length() - 1));
        } else {
            requestData.setUrl(url + "/");
        }
        return requestData;
    }

    /**
     * Creates and configures a DOM parser with the specified features and properties.
     *
     * @return a configured DOM parser

    }

    /**
     * Returns the Fess configuration instance.
     *
     * @return the Fess configuration
     */
    @Override
    public FessConfig getFessConfig() {
        return fessConfig;
    }

    /**
     * Returns the logger instance for this class.
     *
     * @return the logger instance
     */
    @Override

                    return true;
                }
            }
            for (final UrlQueue<String> urlQueue : waitingQueue) {
                if (sessionId.equals(urlQueue.getSessionId()) && url.equals(urlQueue.getUrl())) {
                    return true;
                }
            }
        }
        return ret;
    }

    /**

            return effectiveModel;
        }

        @Override
        public Model getRawModel() {
            return rawModel;
        }

        @Override
        public Model getFileModel() {
            return fileModel;
        }

        @Override
        public ModelBuilderRequest getRequest() {
            return null;
        }