public <T> T get(String viewId, String clientId) {
            return get(viewId, clientId, false, null);
        }
Gets multiview state attached to a component in a specific view.

@param viewId viewId of a page
@param clientId clientId of a component
@param <T> bean state generic

@return multiview state bean attached to a component or null
primefaces/src/main/java/org/primefaces/PrimeFaces.java