MIEName targ = new MIEName(this.gssContext.getTargName().export());

        ASN1ObjectIdentifier mech = ASN1ObjectIdentifier.getInstance(this.gssContext.getMech().getDER());
        for ( KerberosTicket ticket : subject.getPrivateCredentials(KerberosTicket.class) ) {
            MIEName client = new MIEName(mech, ticket.getClient().getName());

        dest.setBbb("bbb");
        dest.setDdd("ddd");

        BeanUtil.copyBeanToBean(src, dest);
        assertThat(dest.getAaa(), is("111"));
        assertThat(dest.getBbb(), is(nullValue()));
        assertThat(dest.getDdd(), is("ddd"));
    }

    /**
     * @throws Exception
     */
    @Test
    public void testCopy_BeanToBean_ExcludeNull() throws Exception {
        final MyClass src = new MyClass();