public Translation addTranslation(String locale, String value, boolean isApproximate) {
        LocaleCodeSpecification.assertCode(locale);
        if (isBlank(value)) {
            throw new IllegalArgumentException("The translation can't be blank");
        }
        Translation translation = createOrUpdateTranslation(locale, value, isApproximate);
        checkOutdatedStatus();
        return translation;
    }
public Translation addTranslation ( String locale , String value , boolean isApproximate ) { LocaleCodeSpecification . assertCode ( locale ) ; if ( isBlank ( value ) ) { throw new IllegalArgumentException ( "The translation can't be blank" ) ; } Translation translation = createOrUpdateTranslation ( locale , value , isApproximate ) ; checkOutdatedStatus ( ) ; return translation ; }
Saves or updates the translation for the specified locale.
If the key was outdated, checks if the key is still outdated.

@param locale        specified the translation locale
@param value         translation value
@param isApproximate true if the translation is not exact.
@return the new translation
@throws java.lang.IllegalArgumentException if the locale is null or empty
or contains other characters than letters and "-".