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DWR spring 管理 DEMO

 
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<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
    <title>My JSP 'MyJsp.jsp' starting page</title>
	<script type='text/javascript' src='<%=path %>/dwr/interface/userService.js'></script>
	<script type='text/javascript' src='<%=path %>/dwr/engine.js'></script>
	<script type='text/javascript' src='<%=path %>/dwr/util.js'></script>
	
	<script type="text/javascript">
		
		function test()
		{
			userService.testDWR(function(data){
				alert(data);
			});
		}
		
		function testdwr()
		{
			//var data ={id:3,userName:"yonghuming",psw:"mima"};
			var data = {};
			data.id = 3;
			data.userName = 'chengrenyin';
			data.psw = '123456';
			
			userService.testDWR2(data,function(res){
				alert(res.id+' '+res.psw);
			});
		}
		
		function testdwrStr()
		{
			var name = DWRUtil.getValue("nameID");
			userService.testDWR3(name,function(res){
				alert(res);
			});
		}
	</script>
  </head>
  
  <body onload="test()">
    This is my JSP page. <br>
    <input type="button" value="button1" onclick="testdwr()">
    <input type="button" value="button2" onclick="testdwrStr()">
    <input type="hidden" value="xman" id="nameID">
  </body>
</html>



/**
 * UserServiceImpl.java
 * com.isoftstone.ssh.user.service
 *
 * Function: TODO 
 *
 *   ver     date      		author
 * ──────────────────────────────────
 *   		 May 16, 2011 		程仁银
 *
 * Copyright (c) 2011,  All Rights Reserved.
*/

package com.zte.ace.user.service;

import com.zte.ace.po.TbUser;
import com.zte.ace.user.dao.UserDao;
import com.zte.ace.vo.TestUser;

/**
 * ClassName:UserServiceImpl
 * Project: 
 * Company: isoftStone
 *
 * @author   程仁银
 * @version  
 * @since    Ver 1.1
 * @Date	 May 16, 2011		2:30:15 AM
 * @see 	 
 */
public class UserServiceImpl implements UserService {
	private UserDao userDao;
	
	public void insertUser(String userName, String psw) 
	{
		try {
			TbUser user = new TbUser();
			user.setUserName(userName);
			user.setPwd(psw);
			this.userDao.insertUser(user);
//		test 事物
			TbUser user2 = new TbUser();
			user2.setUserName(userName+"2");
			user2.setPwd(psw+"2");
			this.userDao.insertUser(user2);
//		-----------------------------ERROR
//			TbUser user3 = new TbUser();
//			user3.setUserName("超过四个字");
//			this.userDao.insertUser(user3);
		} catch (RuntimeException e) {
			System.out.println("RuntimeException ......... ");
			e.printStackTrace();
		}
	}
	
	public String testDWR(){
		System.out.println("################# dwr ###############");
		return "return params";
	}
	
	public TestUser testDWR2(TestUser user){
		System.out.println(user.getId()+" "+user.getUserName()+" "+user.getPsw());
		TestUser tb = new TestUser();
		tb.setId(8);
		tb.setUserName("888");
		tb.setPsw("88888");
		return tb;
	}
	
	public String testDWR3(String str){
		System.out.println("testDWR3 = "+str);
		return str+"love";
	}
	
//	UserDao IOC
	public void setUserDao(UserDao userDao) {
		this.userDao = userDao;
	}
}




<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xmlns:dwr="http://www.directwebremoting.org/schema/spring-dwr"
	xsi:schemaLocation="http://www.springframework.org/schema/beans
           http://www.springframework.org/schema/beans/spring-beans-2.5.xsd
           http://www.directwebremoting.org/schema/spring-dwr
           http://www.directwebremoting.org/schema/spring-dwr-2.0.xsd">

<dwr:configuration>
    	<dwr:convert type="bean" class="com.zte.ace.vo.TestUser"></dwr:convert>
    </dwr:configuration><!-- 必须要configuration -->

<bean id="userService" class="com.zte.ace.user.service.UserServiceImpl">
		<property name="userDao" ref="userDao"></property>
		<dwr:remote javascript="userService"></dwr:remote>
	</bean>

。。。。。。
。。。。。





<!-- 配置dwrSpring -->
	<servlet>
		<servlet-name>dwrSpring</servlet-name>
		<servlet-class>org.directwebremoting.spring.DwrSpringServlet</servlet-class>
		<init-param>
			<param-name>debug</param-name>
			<param-value>true</param-value>
		</init-param>
	</servlet>
	<servlet-mapping>
		<servlet-name>dwrSpring</servlet-name>
		<url-pattern>/dwr/*</url-pattern>
	</servlet-mapping>
	<!-- 加载DWR end -->



如果不交给spring管理,在WEB-INF同级别下面新建个dwr.xml,然后bean参数传递用
<dwr:convert type="bean" class="com.zte.ace.vo.TestUser"></dwr:convert>
有个子标签 <param ...即可,不用再配置dwr:configuration
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