public static Coordinate wgs84ToBd09(double lng, double lat) {
		final Coordinate gcj02 = wgs84ToGcj02(lng, lat);
		return gcj02ToBd09(gcj02.lng, gcj02.lat);
	}
@Test
	public void wgs84toBd09Test() {
		final CoordinateUtil.Coordinate coordinate = CoordinateUtil.wgs84ToBd09(116.404, 39.915);
		assertEquals(116.41662724378733D, coordinate.getLng(), 0);
		assertEquals(39.922699552216216D, coordinate.getLat(), 0);
	}