Detect whether current language is Korean, Japanese or Others

LanguageDetector.java

/**
 * Created by TheFinestArtist on 2014. 9. 2..
 */
public class LanguageDetector {

    public enum Language {Korean, Japanese, English}

    public static boolean isEnglish(CharSequence charSequence) {
        boolean isEnglish = true;
        for (char c : charSequence.toString().toCharArray()) {
            if (Character.UnicodeBlock.of(c) != Character.UnicodeBlock.BASIC_LATIN) {
                isEnglish = false;
                break;
            }
        }

        return isEnglish;
    }

    public static boolean hasKorean(CharSequence charSequence) {
        boolean hasKorean = false;
        for (char c : charSequence.toString().toCharArray()) {
            if (Character.UnicodeBlock.of(c) == Character.UnicodeBlock.HANGUL_JAMO
                    || Character.UnicodeBlock.of(c) == Character.UnicodeBlock.HANGUL_COMPATIBILITY_JAMO
                    || Character.UnicodeBlock.of(c) == Character.UnicodeBlock.HANGUL_SYLLABLES) {
                hasKorean = true;
                break;
            }
        }

        return hasKorean;
    }

    public static boolean hasJapanese(CharSequence charSequence) {
        boolean hasJapanese = false;
        for (char c : charSequence.toString().toCharArray()) {
            if (Character.UnicodeBlock.of(c) == Character.UnicodeBlock.CJK_UNIFIED_IDEOGRAPHS
                    || Character.UnicodeBlock.of(c) == Character.UnicodeBlock.HIRAGANA
                    || Character.UnicodeBlock.of(c) == Character.UnicodeBlock.KATAKANA
                    || Character.UnicodeBlock.of(c) == Character.UnicodeBlock.HALFWIDTH_AND_FULLWIDTH_FORMS
                    || Character.UnicodeBlock.of(c) == Character.UnicodeBlock.HALFWIDTH_AND_FULLWIDTH_FORMS
                    || Character.UnicodeBlock.of(c) == Character.UnicodeBlock.CJK_SYMBOLS_AND_PUNCTUATION) {
                hasJapanese = true;
                break;
            }
        }

        return hasJapanese;
    }

}