static String getAlgorithmForOid(String oid) throws NoSuchAlgorithmException {
		if ("1.2.840.10045.2.1".equals(oid)) {
			return "EC";
		} else if ("1.2.840.113549.1.1.1".equals(oid)) {
			return "RSA";
		} else if ("1.2.840.10040.4.1".equals(oid)) {
			return "DSA";
		} else {
			throw new NoSuchAlgorithmException("Unknown algorithm OID " + oid);
		}
	}
@Test
	@Ignore
	public void getAlgorithmForOid_Dsa() throws Exception {
		assertEquals("DSA", PubkeyUtils.getAlgorithmForOid("1.2.840.10040.4.1"));
	}