added possibility to handle session expiration by your own

git-svn-id: http://svn.research-infrastructures.eu/public/d4science/gcube/trunk/portlets/widgets/session-checker@93510 82a268e6-3cf1-43bd-a215-b396298e98cf

src/main/java/org/gcube/portlets/widgets/sessionchecker/client/CheckSession.java

@@ -38,6 +38,9 @@ public class CheckSession {
 	private String scope;
 	private Timer t;
 
+	//we give the user the possibility to show the dialog or not
+	private boolean showSessionExpiredDialog = true;
+
 	//needed to mask the page when session id up!
 	private Div maskDiv = new Div();
 
@@ -92,7 +95,13 @@ public class CheckSession {
 							if (! (userValid && scopeValid) ) {
 								mask(true);
 								stopPolling();
+								if (showSessionExpiredDialog) {
 									showLogoutDialog();									
+								} else {
+									if (eventBus == null)
+										throw new NullPointerException("Hey, it seems you chose to handle yourself session expiration "
+												+ "but also not to get informed about it (eventbus is null) what's the point then?");
+								}
 								if (eventBus != null) {
 									eventBus.fireEvent(new SessionTimeoutEvent(result));
 								}
@@ -166,4 +175,11 @@ public class CheckSession {
 	public void stopPolling() {
 		t.cancel();
 	}	
+
+	public boolean isShowSessionExpiredDialog() {
+		return showSessionExpiredDialog;
+	}
+	public void setShowSessionExpiredDialog(boolean showSessionExpiredDialog) {
+		this.showSessionExpiredDialog = showSessionExpiredDialog;
+	}
 }