fixed bug happenign with firefox and Chrome when click back browser button (let previous scope set)

git-svn-id: http://svn.research-infrastructures.eu/public/d4science/gcube/trunk/portlets/user/vre-members@100221 82a268e6-3cf1-43bd-a215-b396298e98cf

src/main/java/org/gcube/portlets/user/vremembers/client/panels/VREMembersPanel.java

@@ -23,11 +23,11 @@ public class VREMembersPanel  extends Composite {
 	 * Create a remote service proxy to talk to the server-side Greeting service.
 	 */
 	private final MembersServiceAsync vreMemberService = GWT.create(MembersService.class);
-	
+
 	public static final String loading = GWT.getModuleBaseURL() + "../images/members-loader.gif";
-	
+
 	private Image loadingImage;
-	
+
 	private VerticalPanel mainPanel = new VerticalPanel();
 	public VREMembersPanel() {
 		super();
@@ -35,33 +35,37 @@ public class VREMembersPanel  extends Composite {
 		mainPanel.add(loadingImage);
 		showLoader();
 		vreMemberService.getOrganizationUsers(new AsyncCallback<ArrayList<BelongingUser>>() {
-			
+
 			@Override
 			public void onSuccess(ArrayList<BelongingUser> users) {
 				mainPanel.clear();
 				mainPanel.setHorizontalAlignment(HasAlignment.ALIGN_LEFT);
 				mainPanel.setVerticalAlignment(HasVerticalAlignment.ALIGN_TOP);
-				Grid grid = new Grid(users.size()/4+1, 4);
-				mainPanel.add(grid);
-					
-				for (int i = 0; i < users.size(); i++) {
-					grid.setWidget(i/4, i%4, new DisplayBadge(users.get(i)));
+				if (users == null || users.isEmpty()) {
+					mainPanel.add(new HTML("<div class=\"frame\" style=\"font-size: 16px;\">Ops, something went wrong. Please <a href=\"javascript: location.reload();\">reload<a/> this page.</div>"));
+				} else {
+					Grid grid = new Grid(users.size()/4+1, 4);
+					mainPanel.add(grid);
+
+					for (int i = 0; i < users.size(); i++) {
+						grid.setWidget(i/4, i%4, new DisplayBadge(users.get(i)));
+					}
 				}
 			}
-			
+
 			@Override
 			public void onFailure(Throwable caught) {
 				mainPanel.add(new HTML("<div class=\"nofeed-message\">" +
 						"Sorry, looks like something is broken with the server connection<br> " +
 						"Please check your connection and try refresh this page.</div>"));
-				
+
 			}
 		});
 		initWidget(mainPanel);
 
 	}
-	
-	
+
+
 	private void showLoader() {
 		mainPanel.clear();
 		mainPanel.setWidth("100%");

src/main/java/org/gcube/portlets/user/vremembers/server/MembersServiceImpl.java

@@ -44,6 +44,7 @@ public class MembersServiceImpl extends RemoteServiceServlet implements MembersS
 			user = getDevelopmentUser();
 			SessionManager.getInstance().getASLSession(sessionID, user).setScope("/gcube");
 		}		
+		System.out.println("\n\n\n RealPath->" + this.getServletContext().getRealPath(""));
 		return SessionManager.getInstance().getASLSession(sessionID, user);
 	}
 	/**
@@ -88,8 +89,10 @@ public class MembersServiceImpl extends RemoteServiceServlet implements MembersS
 				ScopeBean sb = new ScopeBean(scope);
 				List<UserModel> users = null;
 
-				if (sb.is(Type.INFRASTRUCTURE)) 
-					users = um.listUsersByGroup(gm.getRootVO().getGroupId());
+				if (sb.is(Type.INFRASTRUCTURE)) {
+					users = new ArrayList<UserModel>();
+					return new ArrayList<BelongingUser>();
+				}
 				else if (sb.is(Type.VRE)) { //must be in VRE
 					//get the name from the scope
 					String orgName = scope.substring(scope.lastIndexOf("/")+1, scope.length());
@@ -137,4 +140,5 @@ public class MembersServiceImpl extends RemoteServiceServlet implements MembersS
 	}
 	
 	
+	
 }

src/main/webapp/VreMembers.css

@@ -11,6 +11,17 @@
 	border: 1px solid #DBDBDB;
 }
 
+.frame {
+	font-family: 'Helvetica Neue', Arial, sans-serif;
+	padding: 10px;
+	margin: 10px;
+	background: #FFF;
+	border-radius: 6px !important;
+	-moz-border-radius: 6px !important;
+	-webkit-border-radius: 6px !important;
+	border: 1px solid #DBDBDB;
+}
+
 .user-photo {
 	padding: 5px;
 	border: 1px solid #E6E6E6;