public static boolean isS3Url(String prefix) {
        return prefix.startsWith("oss://") || prefix.startsWith("s3n://") || prefix.startsWith("s3a://") ||
                prefix.startsWith("s3://") || prefix.startsWith("cos://") || prefix.startsWith("cosn://") ||
                prefix.startsWith("obs://") || prefix.startsWith("ks3://") || prefix.startsWith("tos://");
    }
@Test
    public void testIsS3Url() {
        Assert.assertTrue(HiveWriteUtils.isS3Url("obs://"));
    }