Slugify.java

package utils;

import java.io.UnsupportedEncodingException;
import java.net.URLEncoder;
import java.text.Normalizer;
import java.text.Normalizer.Form;
 
/**
 * Class to slugify strings for SEO-friendly urls
 * @author jsk, www.maddemcode.com
 */
public class Slugify {
 
    public static String slugify(String input) {
        if (input == null || input.length() == 0) return "-";
        String toReturn = normalize(input);
        toReturn = toReturn.replace(" ", "-");
        toReturn = toReturn.toLowerCase();
        try {
			toReturn = URLEncoder.encode(toReturn, "UTF-8");
		} catch (UnsupportedEncodingException e) {
			e.printStackTrace();
			return "-";
		}
        return toReturn;
    }
 
    private static String normalize(String input) {
        if (input == null || input.length() == 0) return "";
        return Normalizer.normalize(input, Form.NFD).replaceAll("[^\\p{ASCII}]","");
    }
}