public static boolean isHttp(String url) {
		return StrUtil.startWithIgnoreCase(url, "http:");
	}
@Test
	public void isHttpTest(){
		assertTrue(HttpUtil.isHttp("Http://aaa.bbb"));
		assertTrue(HttpUtil.isHttp("HTTP://aaa.bbb"));
		assertFalse(HttpUtil.isHttp("FTP://aaa.bbb"));
	}