public static List<WorldObject> getOwnedCattle(WorldObject performer, World world) {
int id = performer.getProperty(Constants.ID);
List<WorldObject> ownedCattle =
world.findWorldObjectsByProperty(
Constants.MEAT_SOURCE,
w ->
w.getProperty(Constants.CATTLE_OWNER_ID) != null
&& w.getProperty(Constants.CATTLE_OWNER_ID).intValue() == id);
return ownedCattle;
}
private List<WorldObject> getNonMembersSellingItems(WorldObject performer, World world) {
List<WorldObject> organizations =
GroupPropertyUtils.findOrganizationsUsingLeader(performer, world);
Profession profession = performer.getProperty(Constants.PROFESSION);
if (profession != null) {
List<Item> itemsSoldByProfession = profession.getSellItems();
for (WorldObject organization : organizations) {
return world.findWorldObjectsByProperty(
Constants.STRENGTH, w -> nonMemberSoldItem(organization, w, itemsSoldByProfession));
}
}
return new ArrayList<>();
}