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最新评论
-
lt26w:
理解成门面模式应该比较容易明白吧
FacadePattern-Java代码实例讲解 -
lt26w:
看下面的例子比较明白.
FacadePattern-Java代码实例讲解 -
javaloverkehui:
这也叫文档,别逗我行吗,也就自己看看。
HtmlCleaner API -
SE_XiaoFeng:
至少也应该写个注释吧。
HtmlCleaner API -
jfzshandong:
...
org.springframework.web.filter.CharacterEncodingFilter 配置
最近一直都在看EXTJS的东西,然后自己实践了下,界面倒是
蛮漂亮的,但是一旦涉及到与服务器端进行数据互动麻烦就出来了,本来下了个例子确发现是用DWR的,觉得我既然用了STRUTS2作为MVC的框架,我觉
得这个框架还是很不错的,觉得还是把EXTJS整合到一起更好些,找了相关的资料,跟着前辈做了下例子,发现完全不是那么回事,只好自己慢慢摸索,终于把
数据交互的问题解决了,所以记录之以便查阅!
还是从底层开始说吧,拿最经典的例子来解说吧,订单和客户的关系显然是n:1的关系,我hibernate不是用的声明方式所以就用的xml方式做的那么相应的hbm.xml文件如下:
ORDER.XML
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CUSTOM.XML
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相应的MODEL的JAVA我就不写了,只是做个例子而已,呵呵!相应的DAO SERVICE
我都不写了,这个不是我讨论的范围,那么我想在页面上显示所有的信息,那么在OrderAction中我定义了一个getAllOrder的方法,然后通
过struts2配置action让EXTJS与服务器数据进行数据交互。因为EXTJS是支持JSON数据格式的,所以我用了JSON-
LIB(json-lib-2.2.1-jdk15.jar)这个东东,它还依赖另外的3个包:commons-beanutils-
1.7.1-20061106.jar,commons-collections-3.2.1.jar,ezmorph-1.0.4.jar。好了万事俱
备只欠东风了,我的getAllOrder方法如下:
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接下来再是什么,哦,是的,应该是STRUTS的配置了,哈哈
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好的,看到jsondata.jsp了么,这里就是要放数据的地方,看看是什么吧!
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是的,就是这么简单的一个代码!终于要到前台了,该露脸了,呵呵,前台代码最关键的也就是JS代码,那么我也就只贴JS了相信大家看过后都会自己弄清楚的!
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root: 'results',
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{name:'desn'},
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{name:'customId' ,mapping:'custom.customId'},
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好的,从后台到前台就是这么多了,大家慢慢来,一定要细心,当你的页面在firefox华丽的运行后IE却不露脸的话好好的找找是不是哪儿偷偷多了一个","号呢!
欢迎到http://www.tutu6.com
来看看
posted on 2008-05-25 21:48 Cloud kensin 阅读(6655) 评论(5) 编辑 收藏
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2. **Action配置**:在Struts2中,需要为ExtJS的请求定义对应的Action,例如设置Action的方法返回类型为`json`,并在配置文件中配置相应的结果类型。 3. **JSON响应**:Struts2的Action可以通过`@ResponseBody`注解...
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为了使EXTJS4和STRUTS2能够通信,需要配置STRUTS2的JSON插件,使得ACTION可以返回JSON格式的数据,EXTJS4能解析这些数据更新界面。同时,需要在EXTJS4中设置适当的proxy,如Ajax proxy,指定URL到STRUTS2 ACTION,并...
例如,通过Struts2的JSON插件,可以方便地将服务器端的数据以JSON格式返回给ExtJS,后者再根据JSON数据动态渲染UI,提高了用户体验。 **ScholarshipSystem项目** "ScholarshipSystem"可能是一个奖学金管理系统,...
ExtJS 是一个强大的JavaScript库,专门用于构建富客户端(Rich Internet Applications,RIA)的Web应用程序。它提供了丰富的组件模型,包括表格、面板、菜单、工具栏等,使得开发者可以创建出具有桌面应用般用户体验...
文章可能通过一个实际项目或示例,详细解释了如何将ExtJS的Grid Panel与Struts 2通过JSON进行数据交互,帮助读者理解这两种技术的整合过程。学习这些内容有助于提升Web应用的用户体验,实现数据的实时更新和交互。
在IT行业中,构建Web应用程序是常见的任务,而“Hibernate+Spring+Struts2+ExtJS开发CRUD功能实例”提供了一个完整的解决方案,用于快速开发基于Java的Web应用,特别是涉及数据库操作的CRUD(创建、读取、更新、删除...
总结来说,这个实例展示了如何将前端的ExtJS4框架,特别是其Accordion布局和Ext.tree.Panel组件,与Servlet和Struts2后端框架集成,利用JSON进行数据交换,来创建一个动态的、交互性强的Web应用。用户可以通过折叠和...
Struts2、ExtJS和JSON是Web开发中的三个关键技术,它们在构建动态、交互式的Web应用程序时发挥着重要作用。下面将详细介绍这三个技术及其整合过程。 首先,Struts2是一个基于MVC(Model-View-Controller)设计模式...
Struts2的Result类型可以设置为JSON,以便返回的数据能被EXTJS解析。 具体步骤如下: 1. 创建EXTJS Grid:定义列模型、Store和Column模型,配置分页参数。 ```javascript var store = Ext.create('Ext.data.Store'...
一个运用Extjs,Struts2, json,iterator技术构建的iterator_jsonDemo2。iterator_jsonDemo1的链接:http://download.csdn.net/detail/cafebar123/8816409 运用了Extjs,Struts2, json,iterator技术, 将数据从...
在IT领域,特别是Web开发中,Struts2与ExtJS的结合是一种常见且高效的技术搭配。Struts2作为后端框架,负责业务逻辑处理及数据交互;而ExtJS作为前端框架,专注于用户界面的构建与优化。两者结合,能够实现前后端...