applicationContext.xml

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
  xmlns:p="http://www.springframework.org/schema/p" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xmlns:context="http://www.springframework.org/schema/context" xmlns:tx="http://www.springframework.org/schema/tx"
	xsi:schemaLocation="
           http://www.springframework.org/schema/beans
           http://www.springframework.org/schema/beans/spring-beans-3.0.xsd
           http://www.springframework.org/schema/context
           http://www.springframework.org/schema/context/spring-context-3.0.xsd
           http://www.springframework.org/schema/tx
                   http://www.springframework.org/schema/tx/spring-tx-3.0.xsd">

	<bean id="dataSource"
		class="org.springframework.jdbc.datasource.DriverManagerDataSource">
		<property name="driverClassName" value="com.mysql.jdbc.Driver" />
		<property name="url" value="jdbc:mysql://localhost:3306/ZKExamples" />
		<property name="username" value="root" />
		<property name="password" value="1234" />
	</bean>

	<bean id="entityManagerFactory"
		class="org.springframework.orm.jpa.LocalEntityManagerFactoryBean">
		<property name="persistenceUnitName" value="ZKExamples" />
	</bean>


	<bean id="transactionManager" class="org.springframework.orm.jpa.JpaTransactionManager">
		<property name="entityManagerFactory" ref="entityManagerFactory" />
	</bean>

 
	
	<tx:annotation-driven />
	<context:annotation-config/>
	<context:component-scan base-package="ZKExamples" />
	
	
</beans>

exampleListingPage VM

package ZKExamples.VMs;

import java.util.List;

import org.zkoss.bind.annotation.AfterCompose;
import org.zkoss.bind.annotation.Command;
import org.zkoss.bind.annotation.ContextParam;
import org.zkoss.bind.annotation.ContextType;
import org.zkoss.bind.annotation.ExecutionArgParam;
import org.zkoss.zk.ui.Component;
import org.zkoss.zk.ui.select.Selectors;
import org.zkoss.zk.ui.select.annotation.VariableResolver;
import org.zkoss.zk.ui.select.annotation.WireVariable;
import org.zkoss.zul.Messagebox;
import ZKExamples.Domain.examplesList;
import ZKExamples.Service.examplesListService;

@VariableResolver(org.zkoss.zkplus.spring.DelegatingVariableResolver.class) // wire with Spring
public class exampleListingPage {

  @WireVariable
	private examplesListService examplesListService =null;
	 

	public examplesListService getExamplesListService() {
		return examplesListService;
	}

	public void setExamplesListService(examplesListService examplesListService) {
		this.examplesListService = examplesListService;
	}

	@AfterCompose
	public void initSetup(@ContextParam(ContextType.VIEW) Component view,
			@ExecutionArgParam("exampleTag") String exampleTag) {
		Selectors.wireComponents(view, this, false);
	}

	@Command
	public void showrecordcount()
	{
		List<examplesList> result = examplesListService.findAll();
		Messagebox.show(" Count is " + result.size());
	}

 
}

examplesListDao

package ZKExamples.dao;

import java.util.List;
import ZKExamples.Domain.examplesList;
 
public interface examplesListDao {
  public List<examplesList> findAll();
	public List<examplesList> findByTag(String tag);
}

examplesListDaoImpl

package ZKExamples.daoImpl;

import java.util.LinkedList;
import java.util.List;
import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;
import javax.persistence.Query;

import org.springframework.stereotype.Repository;
import org.springframework.transaction.annotation.Transactional;
import org.zkoss.zul.Messagebox;

import ZKExamples.Domain.examplesList;
import ZKExamples.dao.examplesListDao;

@Repository
public class examplesListDaoImpl  implements examplesListDao {

  @PersistenceContext
	private EntityManager em;

 
	@SuppressWarnings("unchecked")
	public List<examplesList> findAll() {
		Messagebox.show("asdsad");
		List<examplesList> exList = new LinkedList<examplesList>();
		Query query = em.createQuery("from examplesList as ex");
		exList = query.getResultList();
		return exList;
	}

 
	@Transactional(readOnly=true)
	public List<examplesList> findByTag(String tag) {
		return null;
	}

}

examplesListService

package ZKExamples.Service;

import java.util.List;
import ZKExamples.Domain.examplesList;


public interface examplesListService {

  /**
	 * Retrieve all examplesList in the DB.
	 * @return all examplesList
	 */
	public List<examplesList> findAll();
	public List<examplesList> findByTag(String tag);
	
}

examplesListServiceImp

package ZKExamples.ServiceImpl;

import java.util.List;
import ZKExamples.Domain.examplesList;
import ZKExamples.Service.examplesListService;
import ZKExamples.dao.examplesListDao;
 
 
public class examplesListServiceImp implements examplesListService {

   
	private examplesListDao examplesListDao;
	public List<examplesList> findAll() {
		return examplesListDao.findAll();
	}
	public List<examplesList> findByTag(String tag) {
		return examplesListDao.findByTag(tag);
	}


}

index.zul

<zk>
  <window apply="org.zkoss.bind.BindComposer"
		viewModel="@id('vm')@init('ZKExamples.VMs.exampleListingPage')"
		validationMessages="@id('vmsgs')">

		<button label="click here to see the record count" onClick="@command('showrecordcount')"/>
	</window>
</zk>

web.xml

<?xml version="1.0" encoding="UTF-8"?>

<web-app version="2.4" xmlns="http://java.sun.com/xml/ns/j2ee"
  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd">

	<description><![CDATA[My ZK Application]]></description>
	<display-name>ZKSpringJPA</display-name>

	<context-param>
		<param-name>contextConfigLocation</param-name>
		<param-value>
                        /WEB-INF/applicationContext.xml
                </param-value>
	</context-param>
	<!-- Loads the Spring web application context -->
	<listener>
		<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
	</listener>

	<!-- Spring filter -->
	<filter>
		<filter-name>OpenEntityManagerInViewFilter</filter-name>
		<filter-class>org.springframework.orm.jpa.support.OpenEntityManagerInViewFilter</filter-class>
	</filter>
	<filter-mapping>
		<filter-name>OpenEntityManagerInViewFilter</filter-name>
		<url-pattern>/*</url-pattern>
	</filter-mapping>
	<!-- //// -->
	<!-- ZK -->
	<listener>
		<description>ZK listener for session cleanup</description>
		<listener-class>org.zkoss.zk.ui.http.HttpSessionListener</listener-class>
	</listener>
	<servlet>
		<description>ZK loader for ZUML pages</description>
		<servlet-name>zkLoader</servlet-name>
		<servlet-class>org.zkoss.zk.ui.http.DHtmlLayoutServlet</servlet-class>

		<!-- Must. Specifies URI of the update engine (DHtmlUpdateServlet). It 
			must be the same as <url-pattern> for the update engine. -->
		<init-param>
			<param-name>update-uri</param-name>
			<param-value>/zkau</param-value>
		</init-param>
		<!-- Optional. Specifies whether to compress the output of the ZK loader. 
			It speeds up the transmission over slow Internet. However, if you configure 
			a filter to post-processing the output, you might have to disable it. Default: 
			true <init-param> <param-name>compress</param-name> <param-value>true</param-value> 
			</init-param> -->
		<!-- [Optional] Specifies the default log level: OFF, ERROR, WARNING, INFO, 
			DEBUG and FINER. If not specified, the system default is used. <init-param> 
			<param-name>log-level</param-name> <param-value>OFF</param-value> </init-param> -->
		<load-on-startup>1</load-on-startup><!-- Must -->
	</servlet>
	<servlet-mapping>
		<servlet-name>zkLoader</servlet-name>
		<url-pattern>*.zul</url-pattern>
	</servlet-mapping>
	<servlet-mapping>
		<servlet-name>zkLoader</servlet-name>
		<url-pattern>*.zhtml</url-pattern>
	</servlet-mapping>
	<!-- [Optional] Uncomment it if you want to use richlets. <servlet-mapping> 
		<servlet-name>zkLoader</servlet-name> <url-pattern>/zk/*</url-pattern> </servlet-mapping> -->
	<servlet>
		<description>The asynchronous update engine for ZK</description>
		<servlet-name>auEngine</servlet-name>
		<servlet-class>org.zkoss.zk.au.http.DHtmlUpdateServlet</servlet-class>

		<!-- [Optional] Specifies whether to compress the output of the ZK loader. 
			It speeds up the transmission over slow Internet. However, if your server 
			will do the compression, you might have to disable it. Default: true <init-param> 
			<param-name>compress</param-name> <param-value>true</param-value> </init-param> -->
		<!-- [Optional] Specifies the AU extension for particular prefix. <init-param> 
			<param-name>extension0</param-name> <param-value>/upload=com.my.MyUploader</param-value> 
			</init-param> -->
	</servlet>
	<servlet-mapping>
		<servlet-name>auEngine</servlet-name>
		<url-pattern>/zkau/*</url-pattern>
	</servlet-mapping>

	<!-- [Optional] Uncomment if you want to use the ZK filter to post process 
		the HTML output generated by other technology, such as JSP and velocity. 
		<filter> <filter-name>zkFilter</filter-name> <filter-class>org.zkoss.zk.ui.http.DHtmlLayoutFilter</filter-class> 
		<init-param> <param-name>extension</param-name> <param-value>html</param-value> 
		</init-param> <init-param> <param-name>compress</param-name> <param-value>true</param-value> 
		</init-param> </filter> <filter-mapping> <filter-name>zkFilter</filter-name> 
		<url-pattern>your URI pattern</url-pattern> </filter-mapping> -->
	<!-- //// -->

	<!-- ///////////// -->
	<!-- DSP (optional) Uncomment it if you want to use DSP However, it is turned 
		on since zksandbox uses DSP to generate CSS. <servlet> <servlet-name>dspLoader</servlet-name> 
		<servlet-class>org.zkoss.web.servlet.dsp.InterpreterServlet</servlet-class> 
		<init-param> <param-name>class-resource</param-name> <param-value>true</param-value> 
		</init-param> </servlet> <servlet-mapping> <servlet-name>dspLoader</servlet-name> 
		<url-pattern>*.dsp</url-pattern> </servlet-mapping> -->

	<!-- /////////// -->
	<!-- [Optional] Session timeout -->
	<session-config>
		<session-timeout>60</session-timeout>
	</session-config>

	<!-- [Optional] MIME mapping -->
	<mime-mapping>
		<extension>doc</extension>
		<mime-type>application/vnd.ms-word</mime-type>
	</mime-mapping>
	<mime-mapping>
		<extension>gif</extension>
		<mime-type>image/gif</mime-type>
	</mime-mapping>
	<mime-mapping>
		<extension>htm</extension>
		<mime-type>text/html</mime-type>
	</mime-mapping>
	<mime-mapping>
		<extension>html</extension>
		<mime-type>text/html</mime-type>
	</mime-mapping>
	<mime-mapping>
		<extension>jpeg</extension>
		<mime-type>image/jpeg</mime-type>
	</mime-mapping>
	<mime-mapping>
		<extension>jpg</extension>
		<mime-type>image/jpeg</mime-type>
	</mime-mapping>
	<mime-mapping>
		<extension>js</extension>
		<mime-type>text/javascript</mime-type>
	</mime-mapping>
	<mime-mapping>
		<extension>pdf</extension>
		<mime-type>application/pdf</mime-type>
	</mime-mapping>
	<mime-mapping>
		<extension>png</extension>
		<mime-type>image/png</mime-type>
	</mime-mapping>
	<mime-mapping>
		<extension>txt</extension>
		<mime-type>text/plain</mime-type>
	</mime-mapping>
	<mime-mapping>
		<extension>xls</extension>
		<mime-type>application/vnd.ms-excel</mime-type>
	</mime-mapping>
	<mime-mapping>
		<extension>xml</extension>
		<mime-type>text/xml</mime-type>
	</mime-mapping>
	<mime-mapping>
		<extension>zhtml</extension>
		<mime-type>text/html</mime-type>
	</mime-mapping>
	<mime-mapping>
		<extension>zul</extension>
		<mime-type>text/html</mime-type>
	</mime-mapping>

	<welcome-file-list>
		<welcome-file>index.zul</welcome-file>
		<welcome-file>index.zhtml</welcome-file>
		<welcome-file>index.html</welcome-file>
		<welcome-file>index.htm</welcome-file>
	</welcome-file-list>
</web-app>