public static String decapitalize(String string) {
        return string == null ? null : string.substring( 0, 1 ).toLowerCase( Locale.ROOT ) + string.substring( 1 );
    }
@Test
    @DefaultLocale("tr")
    public void decapitalizeTurkish() {
        String international = Strings.decapitalize( "International" );
        assertThat( international ).isEqualTo( "international" );
    }