Package com.vaadin.server

Examples of com.vaadin.server.UICreateEvent


        String embedId = getEmbedId(request);

        UI retainedUI = session.getUIByEmbedId(embedId);
        if (retainedUI != null) {
            if (vaadinService.preserveUIOnRefresh(provider, new UICreateEvent(
                    request, uiClass))) {
                if (uiClass.isInstance(retainedUI)) {
                    reinitUI(retainedUI, request);
                    return retainedUI;
                } else {
                    getLogger().info(
                            "Not using the preserved UI " + embedId
                                    + " because it is of type "
                                    + retainedUI.getClass() + " but " + uiClass
                                    + " is expected for the request.");
                }
            }
            /*
             * Previous UI without preserve on refresh will be closed when the
             * new UI gets added to the session.
             */
        }

        // No existing UI found - go on by creating and initializing one

        Integer uiId = Integer.valueOf(session.getNextUIid());

        // Explicit Class.cast to detect if the UIProvider does something
        // unexpected
        UICreateEvent event = new UICreateEvent(request, uiClass, uiId);
        UI ui = uiClass.cast(provider.createInstance(event));

        // Initialize some fields for a newly created UI
        if (ui.getSession() != session) {
            // Session already set for LegacyWindow
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        Integer uiId = Integer.valueOf(session.getNextUIid());

        // Explicit Class.cast to detect if the UIProvider does something
        // unexpected
        UICreateEvent event = new UICreateEvent(request, uiClass, uiId);
        UI ui = uiClass.cast(provider.createInstance(event));

        // Initialize some fields for a newly created UI
        if (ui.getSession() != session) {
            // Session already set for LegacyWindow
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