com.vaadin.util.CurrentInstance Java Examples

The following examples show how to use com.vaadin.util.CurrentInstance. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example #1
Source File: SockJSPushHandler.java    From vertx-vaadin with MIT License 6 votes vote down vote up 
private void onConnect(SockJSSocket sockJSSocket) {
    RoutingContext routingContext = CurrentInstance.get(RoutingContext.class);

    String uuid = sockJSSocket.writeHandlerID();
    connectedSocketsLocalMap.put(uuid, sockJSSocket);
    PushSocket socket = new PushSocketImpl(sockJSSocket);

    initSocket(sockJSSocket, routingContext, socket);

    // Send an ACK
    socket.send("ACK-CONN|" + uuid);

    sessionHandler.handle(new SockJSRoutingContext(routingContext, rc ->
        callWithUi(new PushEvent(socket, routingContext, null), establishCallback)
    ));
}
Example #2
Source File: CustomSpringUIProvider.java    From cia with Apache License 2.0 6 votes vote down vote up 
@Override
public UI createInstance(final UICreateEvent event) {
	final Class<UIID> key = UIID.class;
	final UIID identifier = new UIID(event);
	CurrentInstance.set(key, identifier);
	try {
		logger.debug("Creating a new UI bean of class [{}] with identifier [{}]",
				event.getUIClass().getCanonicalName(), identifier);
		final UI ui = getWebApplicationContext().getBean(event.getUIClass());

		getSpringViewDisplayRegistrationBean().setBeanClass(event.getUIClass());

		configureNavigator(ui);
		return ui;
	} finally {
		CurrentInstance.set(key, null);
	}
}
Example #3
Source File: VaadinScope.java    From jdal with Apache License 2.0 6 votes vote down vote up 
/**
 * {@inheritDoc}
 */
public String getConversationId() {
	Integer uiId = null;
	
	UI ui =  UI.getCurrent();
	if (ui == null) {
		UIid id = CurrentInstance.get(UIid.class);
		if (id != null) {
			uiId = id.getUiId();
		}
	}
	else if (ui != null) {
		if (!sessions.containsKey(ui)) {
			ui.addDetachListener(this);
			sessions.put(ui, VaadinSession.getCurrent().getSession().getId());
		}

		uiId = ui.getUIId();
	}
	
	return uiId != null ? getConversationId(uiId) : null;
}
Example #4
Source File: SockJSPushHandler.java    From vertx-vaadin with MIT License 5 votes vote down vote up 
@Override
public void handle(RoutingContext routingContext) {
    CurrentInstance.set(RoutingContext.class, routingContext);
    try {
        sockJSHandler.handle(routingContext);
    } finally {
        CurrentInstance.set(RoutingContext.class, null);
    }
}
Example #5
Source File: SpringUIProvider.java    From jdal with Apache License 2.0 5 votes vote down vote up 
@Override
public UI createInstance(UICreateEvent event) {
	ApplicationContext ctx = VaadinUtils.getApplicationContext();
	CurrentInstance.set(UIid.class, new UIid(event.getUiId()));
	UI ui = this.uiMapping.getUi(event.getRequest());
	
	if (ui == null)
		ui =  ctx.getBean(event.getUIClass());
	
	CurrentInstance.set(UIid.class, null);
	
	return ui;
}