PropertyData aclData =
(PropertyData)dataManager.getItemData(frozen, new QPathEntry(Constants.EXO_PERMISSIONS, 0),
ItemType.PROPERTY);
AccessControlList acl = new AccessControlList();
acl.removePermissions(SystemIdentity.ANY);
for (ValueData value : aclData.getValues())
{
acl.addPermissions(new String(value.getAsByteArray(), Constants.DEFAULT_ENCODING));
}