Examples of com.vaadin.service.ApplicationContext

com.vaadin.service.ApplicationContext
ApplicationContext provides information about the running context of the application. Each context is shared by all applications that are open for one user. In a web-environment this corresponds to a HttpSession. @author IT Mill Ltd. @version 6.4.8 @since 3.1

                response.setHeader("Retry-After", "" + RETRY_AFTER_MILLISECONDS);
                return;
            }


            // de-serialize or create application context, store in session
            ApplicationContext ctx = getApplicationContext(request, memcache);


            super.service(request, response);


            // serialize
            started = new Date().getTime();

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        if (serializedAC != null) {
            ByteArrayInputStream bais = new ByteArrayInputStream(serializedAC);
            ObjectInputStream ois;
            try {
                ois = new ObjectInputStream(bais);
                ApplicationContext applicationContext = (ApplicationContext) ois
                        .readObject();
                session.setAttribute(WebApplicationContext.class.getName(),
                        applicationContext);
            } catch (IOException e) {
                logger.log(Level.WARNING,

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    @Override
    public void init() {
        final Window mainWindow = new Window();
        setMainWindow(mainWindow);
        ApplicationContext applicationContext = getContext();
        if (applicationContext instanceof PortletApplicationContext2) {
            PortletApplicationContext2 portletCtx = (PortletApplicationContext2) applicationContext;
            portletCtx.addPortletListener(this, this);
        } else {
            mainWindow.addComponent(new Label(getMessage("please.use.from.a.portlet")));

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