FXOLAT-282: better error handling in the button "Team room utilisation"

src/main/java/com/frentix/olat/vitero/manager/ViteroManager.java

@@ -133,7 +133,8 @@ public class ViteroManager extends BasicManager implements UserDataDeletable {
 		this.viteroModule = module;
 	}
 	
-	public List<ViteroBooking> getBookingByDate(Date start, Date end) {
+	public List<ViteroBooking> getBookingByDate(Date start, Date end) 
+	throws VmsNotAvailableException {
 		try {
 			BookingServiceStub bookingWs = getBookingWebService();
 			BookingServiceStub.GetBookingListByDateRequest dateRequest = new BookingServiceStub.GetBookingListByDateRequest();
@@ -146,8 +147,10 @@ public class ViteroManager extends BasicManager implements UserDataDeletable {
 			Booking[] bookings = bookingList.getBooking();
 			return convert(bookings);
 		} catch(AxisFault f) {
-			String msg = f.getFaultDetailElement().toString();
-			logError(msg, f);
+			int code = handleAxisFault(f);
+			switch(code) {
+				default: logAxisError("Cannot get the list of bookings by date.", f);
+			}
 			return Collections.emptyList();
 		} catch (RemoteException e) {
 			logError("Cannot get bookings by date", e);

src/main/java/com/frentix/olat/vitero/ui/ViteroBookingsEditController.java

@@ -172,13 +172,17 @@ public class ViteroBookingsEditController extends FormBasicController {
 	protected void occupiedRooms(UserRequest ureq) {
 		removeAsListenerAndDispose(bookingController);
 
-		roomsOverviewController = new ViteroRoomsOverviewController(ureq, getWindowControl());			
-		listenTo(roomsOverviewController);
-		
-		removeAsListenerAndDispose(cmc);
-		cmc = new CloseableModalController(getWindowControl(), translate("close"), roomsOverviewController.getInitialComponent(), true, translate("roomsOverview"));
-		listenTo(cmc);
-		cmc.activate();
+		try {
+			roomsOverviewController = new ViteroRoomsOverviewController(ureq, getWindowControl());			
+			listenTo(roomsOverviewController);
+			
+			removeAsListenerAndDispose(cmc);
+			cmc = new CloseableModalController(getWindowControl(), translate("close"), roomsOverviewController.getInitialComponent(), true, translate("roomsOverview"));
+			listenTo(cmc);
+			cmc.activate();
+		} catch (VmsNotAvailableException e) {
+			showError(VmsNotAvailableException.I18N_KEY);
+		}
 	}
 	
 	protected void deleteBooking(UserRequest ureq, ViteroBooking booking) {

src/main/java/com/frentix/olat/vitero/ui/ViteroRoomsOverviewController.java

@@ -35,6 +35,7 @@ import org.olat.core.gui.control.WindowControl;
 import org.olat.core.gui.control.controller.BasicController;
 
 import com.frentix.olat.vitero.manager.ViteroManager;
+import com.frentix.olat.vitero.manager.VmsNotAvailableException;
 import com.frentix.olat.vitero.model.ViteroBooking;
 
 /**
@@ -51,7 +52,8 @@ public class ViteroRoomsOverviewController extends BasicController {
 	private final TableController tableCtr;
 	private final ViteroManager viteroManager;
 	
-	public ViteroRoomsOverviewController(UserRequest ureq, WindowControl wControl) {
+	public ViteroRoomsOverviewController(UserRequest ureq, WindowControl wControl)
+	throws VmsNotAvailableException {
 		super(ureq, wControl);
 		
 		viteroManager = (ViteroManager)CoreSpringFactory.getBean("viteroManager");