public static DateTime parse(CharSequence dateStr, DateFormat dateFormat) {
		return new DateTime(dateStr, dateFormat);
	}
@Test
	public void parseUTCTest4() {
		final String dateStr = "2023-02-07T00:02:16.12345+08:00";
		final DateTime dateTime = DateUtil.parse(dateStr);
		assertNotNull(dateTime);
		assertEquals("2023-02-07 00:02:16", dateTime.toString());

		final String dateStr2 = "2023-02-07T00:02:16.12345-08:00";
		final DateTime dateTime2 = DateUtil.parse(dateStr2);
		assertNotNull(dateTime2);
		assertEquals("2023-02-07 00:02:16", dateTime2.toString());

		final String dateStr3 = "2021-03-17T06:31:33.9999";
		final DateTime dateTime3 = DateUtil.parse(dateStr3);
		assertNotNull(dateTime3);
		assertEquals("2021-03-17 06:31:33", dateTime3.toString());
	}