ZK-JSP and Spring IoC

<%@ page language="java" errorPage="/error.jsp" pageEncoding="UTF-8" contentType="text/html;charset=utf-8" %>
<%@ taglib prefix="zk" uri="http://www.zkoss.org/jsp/zul" %>
<zk:page>
    <zk:variable-resolver use="org.zkoss.zkplus.spring.DelegatingVariableResolver"/>
    <zk:window id="zkWin" apply="${phonePickerHandler}" >
   ... snip ...  
    </zk:window>
</zk:page>

<bean id="phonePickerHandler" class="dk.telmore.app.webapp.action.PhonePickerHandler" scope="prototype">
    <property name="otaOmaService" ref="otaOmaService"/>
</bean>
 
<bean id="otaOmaService" class="dk.telmore.app.service.impl.OtaOmaServiceImpl" scope="singleton">
    <property name="terminalService">
        <bean class="dk.telmore.ws.client.Terminal.TerminalService" />
    </property>
</bean>

public class PhonePickerHandler extends GenericAutowireComposer {
    public PhonePickerHandler() {
        System.out.println("PhonePickerHandler constructor called");
    }

    public void setOtaOmaService(OtaOmaService otaOmaService) {
        this.otaOmaService = otaOmaService;
    }

    @Override
    public void doAfterCompose(Component comp){
        try {
            super.doAfterCompose(comp);
        } catch (Exception e) {
            e.printStackTrace();  //To change body of catch statement use File | Settings | File Templates.
        }
        System.out.println("PhonePickerHandler doAfterCompose called");

}