if (aceCount > 0) {
                assertNotNull(sd.getAces());
                assertEquals(aceCount, sd.getAces().length);
            } else {
                // When DACL header exists with 0 ACEs, we get an empty array
                assertNotNull(sd.getAces());
                assertEquals(0, sd.getAces().length);
            }
        }
    }

    @Test

        if (info502.security_descriptor != null) {
            SecurityDescriptor sd;
            sd = new SecurityDescriptor(info502.security_descriptor, 0, info502.sd_size);
            return sd.getAces();
        }
        return null;
    }

        return this.type;
    }

    /**
     * Gets the access control entries (ACEs) from this security descriptor.
     *
     * @return the array of access control entries
     */
    public final ACE[] getAces() {
        return this.aces;
    }

    /**
     * Gets the owner group SID of this security descriptor.
     *
     * @return the security identifier of the owner group
     */

        try (SmbTreeHandleImpl th = ensureTreeConnected()) {
            final SecurityDescriptor desc = querySecurity(th, SecurityInfo.DACL_SECURITY_INFO);
            final ACE[] aces = desc.getAces();
            if (aces != null) {
                processAces(aces, resolveSids);
            }

            return aces;
        }
    }

    @Override

     *
     * @param key
     *            7 or 8 byte DES key
     * @return DES cipher in encryption mode
     */
    public static Cipher getDES(final byte[] key) {
        if (key.length == 7) {
            return getDES(des7to8(key));
        }

        try {
            final Cipher c = Cipher.getInstance("DES/ECB/NoPadding");

        // Given
        byte[] key = "testkey1".getBytes(); // 8 bytes for DES
        byte[] plaintext = "12345678".getBytes(); // 8 bytes (DES block size)

        // When
        Cipher desCipher = Crypto.getDES(key);
        desCipher.init(Cipher.ENCRYPT_MODE, new SecretKeySpec(key, "DES"));
        byte[] encrypted = desCipher.doFinal(plaintext);

        // Then
        assertNotNull(encrypted);

        final byte[] e8 = new byte[8];

        for (int i = 0; i < key.length / 7; i++) {
            System.arraycopy(key, i * 7, key7, 0, 7);
            final Cipher des = Crypto.getDES(key7);
            des.update(data, 0, data.length, e8);
            System.arraycopy(e8, 0, e, i * 8, 8);
        }
    }