Using Sping's @Value in SelectorComposer; is it possible

url=server.com
portnumber=2000

<util:properties id="serversettings" location="file:serversettings.properties" ></util:properties>

<window id="win" apply="MyComposer">
   ......
</window>

@VariableResolver(org.zkoss.zkplus.spring.DelegatingVariableResolver.class)
public class MyComposer extends SelectorComposer {
    @Wire
    private Window win;
    @Value("#{serversettings.url}")          // Is it possible to do this with SelectorComposer?
    private String serverUrl;
    @Value("#{serversettings.portnumber}")     // Is it possible to do this with SelectorComposer?
    private String serverPort;
}