four

public LinkedList<TerminEntity> getTerminByDateAndClientName(StaffEntity staff, Date startDate, Date endDate, String clientName) {
        if (couchDbOrg == null) {
            EventBus.getDefault().post(new DbNotInitializedEvent());
            return new LinkedList<>();
        }
        synchronized (viewFactory.terminByClientNameView) {
            TerminByClientNameView view = viewFactory.terminByClientNameView;
            view.setDescending(true);
            LinkedList<TerminEntity> results = (LinkedList<TerminEntity>) view.getData();
            return new LinkedList(results);
        }
    }

public LinkedList<StaffEntity> getStaffAll() {
        try {
            if (couchDbOrg == null) {
                EventBus.getDefault().post(new DbNotInitializedEvent());
                return new LinkedList<>();
            }
            synchronized (viewFactory.staffByIdView) {
                StaffByIdView view = viewFactory.staffByIdView;
                view.setStartKey(null);
                view.setEndKey(null);
                LinkedList<StaffEntity> results = (LinkedList<StaffEntity>) view.getData();
                Log.d(TAG, "Staff fetched - count = " + (results != null ? results.size() : 0));
                return new LinkedList(results);
            }
        } catch (Exception ex) {
            LogUtil.reportToDevelopers(ex);
            return new LinkedList<>();
        }
    }

public ServiceEntity getServiceById(String id) {
        try {
            if (couchDbOrg == null) {
                EventBus.getDefault().post(new DbNotInitializedEvent());
                return null;
            }
            if (id == null) return null;
            synchronized (viewFactory.serviceByIdView) {
                ServiceByIdView view = viewFactory.serviceByIdView;
                view.setStartKey(id);
                view.setEndKey(id);
                LinkedList<ServiceEntity> results = (LinkedList<ServiceEntity>) view.getData();
                return results.isEmpty() ? null : results.get(0);
            }
        } catch (Exception ex) {
            LogUtil.reportToDevelopers(ex);
            return null;
        }
    }

public LinkedList<ServiceEntity> getServicesActiveAll() {
        try {
            if (couchDbOrg == null) {
                EventBus.getDefault().post(new DbNotInitializedEvent());
                return null;
            }
            synchronized (viewFactory.serviceActiveByNameView) {
                ServiceActiveByNameView view = viewFactory.serviceActiveByNameView;
                view.setStartKey(null);
                view.setEndKey(null);
                view.setDescending(false);
                LinkedList<ServiceEntity> results = (LinkedList<ServiceEntity>) view.getData();
                return new LinkedList(results);
            }
        } catch (Exception ex) {
            LogUtil.reportToDevelopers(ex);
            return new LinkedList<>();
        }
    }