DWR小的实例
package com.bwr;import java.io.File;
public class service {
public String sayHello(String yourName) {
return "Hello World " + yourName;
}
}
}
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web.xml
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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE web-app PUBLIC "-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN" "http://java.sun.com/dtd/web-app_2_3.dtd">
<web-app>
<display-name>Application</display-name>
<description>
A application for test.
</description>
<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>classes</param-name>
<param-value>java.lang.Object</param-value>
</init-param>
</servlet>
<servlet-mapping>
<servlet-name>dwr-invoker</servlet-name>
<url-pattern>/dwr/*</url-pattern>
</servlet-mapping>
</web-app>
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dwr.xml
***************************
<allow>
<create creator="new" javascript="service">
<param name="class" value="com.bwr.service" />
</create>
</allow>
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Jsp files
***************************
<%@ page language="java" pageEncoding="UTF-8"%>
<html>
<head>
<title>My JSP 'first_dwr.jsp' starting page</title>
<script type='text/javascript' src='/dwr/util.js'></script>
<script type='text/javascript' src='/dwr/engine.js'></script>
<script type='text/javascript' src='/dwr/interface/service.js'> </script>
<script type="text/javascript">
function firstDwr()
{
service.sayHello("Jorwen",callBackHello);
}
function callBackHello(data)
{
alert(data);
}
</script>
</head>
<body>
<input type="button" name="button" value="测试" >
</body>
</html>
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