ModelChoiceFieldProperties mcfp = (ModelChoiceFieldProperties)annotation;
this.setModel(mcfp.modelClass());
try {
QuerySet<?> qs = null;
if (mcfp.filters().length > 0) {
qs = managers.forClass(getModel()).all();
for(Filter f : mcfp.filters()) {
String[] value = f.value();
if (value != null && value.length > 0) {
if (value != null && value.length == 1) {