assertNull(result);
    }

    @Test
    void testGetSecurityWithDACL() throws Exception {
        // Setup ShareInfo502 with a security descriptor containing a DACL with no ACEs
        srvsvc.ShareInfo502 info502 = new srvsvc.ShareInfo502();

        // Create a security descriptor with DACL at offset 20
        byte[] securityDescriptorBytes = new byte[28];

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

            return aces;
        }
    }

    @Override
    public SID getOwnerUser() throws IOException {
        return getOwnerUser(true);

     * <p>
     * Alternatively <code>getSecurity(true)</code> may be used to resolve all
     * SIDs together and detect network failures.
     *
     * @return array of ACEs
     * @throws IOException if an I/O error occurs
     */
    ACE[] getSecurity() throws IOException;

    /**
     * Return an array of Access Control Entry (ACE) objects representing