it.kamaladafrica.codicefiscale.utils.PartUtils Maven / Gradle / Ivy

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package it.kamaladafrica.codicefiscale.utils;

import java.util.Objects;

import it.kamaladafrica.codicefiscale.CodiceFiscale;
import lombok.experimental.UtilityClass;

@UtilityClass
public class PartUtils {

	public static final String EMPTY_STRING = "";
	private static final String PLACEHOLDER = "X";

	private static final String[] DIACRITICS = new String[] {
			"À", "Á", "Â", "Ä", "Æ",
			"Ç", "Č",
			"È", "É", "Ê", "Ë",
			"Ì", "Í", "Î", "Ï",
			"Ò", "Ó", "Ô", "Ö", "Œ",
			"Ù", "Ú", "Û", "Ü",
			"Š",
			"Ž",
			"ß", "ẞ"
	};

	private static final String[] DIACRITICS_TRANSLITERATION = new String[] { //
			"A", "A", "A", "AE", "AE",
			"C", "C",
			"E", "E", "E", "E",
			"I", "I", "I", "I",
			"O", "O", "O", "OE", "OE",
			"U", "U", "U", "UE",
			"S",
			"Z",
			"SS", "SS"
	};

	public static String normalizeString(String s) {
		return RegexUtils.extract(RegexUtils.CF_ALLOWED_CHARS,
				StringUtils.replaceEach(StringUtils.defaultString(s).toUpperCase(CodiceFiscale.LOCALE),DIACRITICS, DIACRITICS_TRANSLITERATION));

	}

	public static String extractConsonants(String s) {
		Objects.requireNonNull(s);
		return RegexUtils.extract(RegexUtils.CONSONANT_PATTERN, s);
	}

	public static String extractVowels(String s) {
		Objects.requireNonNull(s);
		return RegexUtils.extract(RegexUtils.VOWEL_PATTERN, s);
	}

	public static boolean hasVowels(String s) {
		return !extractVowels(s).isEmpty();
	}

	public static String removePlaceholderIfPresent(String s) {
		if (hasVowels(s)) {
			return StringUtils.removeEnd(s, PLACEHOLDER);
		}
		return s;
	}

}