public static Coordinate bd09toWgs84(double lng, double lat) {
		final Coordinate gcj02 = bd09ToGcj02(lng, lat);
		return gcj02ToWgs84(gcj02.lng, gcj02.lat);
	}
@Test
	public void bd09toWgs84Test() {
		final CoordinateUtil.Coordinate coordinate = CoordinateUtil.bd09toWgs84(116.404, 39.915);
		assertEquals(116.3913836995125D, coordinate.getLng(), 0);
		assertEquals(39.907253214522164D, coordinate.getLat(), 0);
	}