搭建步骤:
1. dwr.jar (现将dwr的jar包,到到项目的lib 目录下)
2. dwr.xml (在WEB-INF 目录下创建 dwr.xml 文件)
3. web.xml的配置
4. 页面的引入
(一)dwr.xml怎么写
(二) web.xml的怎么配置
(三)页面怎么引入
这样就行啦!!!加油哦
可能遇到的问题:
1.)session error!
需要在web.xml文件中添加如下配置:
原文出自:[url]http://blog.youkuaiyun.com/sully2008/article/details/6755660[/url]
1. dwr.jar (现将dwr的jar包,到到项目的lib 目录下)
2. dwr.xml (在WEB-INF 目录下创建 dwr.xml 文件)
3. web.xml的配置
4. 页面的引入
(一)dwr.xml怎么写
<!DOCTYPE dwr PUBLIC
"-//GetAhead Limited//DTD Direct Web Remoting 2.0//EN"
"http://getahead.ltd.uk/dwr/dwr20.dtd">
<dwr>
<allow>
<create creator="spring" javascript="DWRques1" scope="application">
<param name="beanName" value="userinfoAction"/>
</create>
<convert converter="bean" match="com.gaojunwei.pojo.Userinfo"/>
</allow>
</dwr>
(二) web.xml的怎么配置
<?xml version="1.0" encoding="UTF-8"?>
<web-app version="2.5"
xmlns="http://java.sun.com/xml/ns/javaee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/javaee
http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd">
<welcome-file-list>
<welcome-file>dwr02.jsp</welcome-file>
</welcome-file-list>
<!-- 对Spring容器进行实例化 -->
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:applicationContext.xml</param-value>
</context-param>
<!--
(必须放在Struts2之前才能起作用)
组合开发中OpenSessionInView问题
关闭所有Action中的Session
-->
<filter>
<filter-name>lazyLoadingFilter</filter-name>
<filter-class>org.springframework.orm.hibernate3.support.OpenSessionInViewFilter</filter-class>
</filter>
<filter-mapping>
<filter-name>lazyLoadingFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<filter>
<filter-name>struts2</filter-name>
<filter-class>
org.apache.struts2.dispatcher.FilterDispatcher
</filter-class>
</filter>
<filter-mapping>
<filter-name>struts2</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<!--DWR Servlet config -->
<servlet>
<servlet-name>dwr-invoker</servlet-name>
<servlet-class>org.directwebremoting.servlet.DwrServlet</servlet-class>
<init-param>
<param-name>debug</param-name>
<param-value>true</param-value>
</init-param>
</servlet>
<servlet-mapping>
<servlet-name>dwr-invoker</servlet-name>
<url-pattern>/dwr/*</url-pattern>
</servlet-mapping>
</web-app>
(三)页面怎么引入
<!-- DWR测试 -->
<script type='text/javascript' src='<%=path%>/dwr/interface/DWRques1.js'></script>
<script type='text/javascript' src='<%=path%>/dwr/util.js'></script>
<script type='text/javascript' src='<%=path%>/dwr/engine.js'></script>
<script language="javascript" type="text/javascript">
function hhh(){
DWRques1.getuserinfo(hhh2);
}
function hhh2(userinfo){
alert(userinfo.id+","+userinfo.names+","+userinfo.pwd);
}
</script>
</head>
<body>
<input type="button" value="DWR测试" onclick="hhh();">
</body>
这样就行啦!!!加油哦
可能遇到的问题:
1.)session error!
需要在web.xml文件中添加如下配置:
<servlet>
<servlet-name>dwr-invoker</servlet-name>
<servlet-class>org.directwebremoting.servlet.DwrServlet</servlet-class>
<init-param>
<param-name>debug</param-name>
<param-value>true</param-value>
</init-param>
<init-param>
<param-name>crossDomainSessionSecurity</param-name>
<param-value>false</param-value>
</init-param>
</servlet>
原文出自:[url]http://blog.youkuaiyun.com/sully2008/article/details/6755660[/url]