public static String nullifyIfEmptyTrimmed(final String input) {
        if (input == null) {
            return null;
        }
        String trimmed = input.trim();
        if (trimmed.length() == 0) {
            return null;
        }
        return trimmed;
    }
@Test
    public void testNullifyIfEmptyTrimmed() {
        assertNull(JOrphanUtils.nullifyIfEmptyTrimmed(null));
        assertNull(JOrphanUtils.nullifyIfEmptyTrimmed("\u0001"));
        assertEquals("1234", JOrphanUtils.nullifyIfEmptyTrimmed("1234"));
    }