// java.text.DateFormatSymbols)
DateFormatSymbols symbols = new DateFormatSymbols(Locale.ENGLISH);
symbols.setEras(new String[] { "Before", "After" });
SimpleDateFormat f2 = new SimpleDateFormat("y'y'yy", symbols);
assertTrue("Wrong class", f2.getClass() == SimpleDateFormat.class);
assertEquals("Wrong pattern", "y'y'yy", f2.toPattern());
assertTrue("Wrong symbols", f2.getDateFormatSymbols().equals(symbols));
assertTrue("Doesn't work",
f2.format(new Date()).getClass() == String.class);
}