@Override
public UI createInstance(UICreateEvent uiCreateEvent) {
Class<? extends UI> type = uiCreateEvent.getUIClass();
int uiId = uiCreateEvent.getUiId();
VaadinRequest request = uiCreateEvent.getRequest();
Bean<?> bean = scanForBeans(type);
String uiMapping = "";
if (bean == null) {
if (type.isAnnotationPresent(CDIUI.class)) {
uiMapping = parseUIMapping(request);
bean = getUIBeanWithMapping(uiMapping);
} else {
throw new IllegalStateException(
"UI class: "
+ type.getName()
+ " with mapping: "
+ uiMapping
+ " is not annotated with CDIUI!");
}
}
UIBean uiBean = new UIBean(bean, uiId);
try {
// Make the UIBean available to UIScopedContext when creating nested
// injected objects
CurrentInstance.set(UIBean.class, uiBean);
return (UI)
getBeanManager()
.getReference(uiBean, type, getBeanManager().createCreationalContext(bean));
} finally {
CurrentInstance.set(UIBean.class, null);
}
}
@Override
public boolean isPreservedOnRefresh(UICreateEvent event) {
if (!SpringApplicationContext.getApplicationContext()
.isPrototype(getUIBeanName(event.getRequest()))) {
return true;
}
return super.isPreservedOnRefresh(event);
}
@Scope("session")
@Override
public UI createInstance(UICreateEvent event) {
return (UI)
SpringApplicationContext.getApplicationContext().getBean(getUIBeanName(event.getRequest()));
}