gistfile1.txt

@SuppressWarnings("unchecked")
    void onCommandExecuted(final @Observes CanvasCommandExecutedEvent commandExecutedEvent) {
        checkNotNull("commandExecutedEvent",
                     commandExecutedEvent);
        Command command = commandExecutedEvent.getCommand();
        if (command instanceof UpdateElementPropertyCommand) {
            UpdateElementPropertyCommand propertyCommand = (UpdateElementPropertyCommand) command;
            Element<View<?>> element = propertyCommand.getElement();
            String propertyId = propertyCommand.getPropertyId();
            Object value = propertyCommand.getValue();
            if (null != element.asNode()) {
                Object bean = element.getContent().getDefinition();
                // Check if the bean is a DataObject
                if (bean instanceof DataOject ) {
                    
                }
                
            }
        }