IDE:idea2018
jdk:1.8.0_161
struts2:2.5.16
tomcat:8.5.32
1、新建java web工程,点击File=>New=>Project=>Java
首先选择SDK版本
选择Struts2,Libraries选项框中选择使用自己下载的Struts2的lib,如下图:
struts2所需最小jar:
commons-fileupload-1.3.3
commons-io-2.5
commons-lang3-3.6
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freemarker-2.3.26-incubating
javassist-3.20.0-GA
log4j-api-2.10.0
ognl-3.1.15
struts2-core-2.5.16
点击finish
2、点击File => Projetc Structure => Artifacts,双击Available Elements下的Struts,点击OK。
3、修改web.xml
struts2:2.5.XX版本以上把拦截器的包路径改了,所以把自动创建的filter-class改成下图所示:
<filter>
<filter-name>struts2</filter-name>
<filter-class>org.apache.struts2.dispatcher.filter.StrutsPrepareAndExecuteFilter</filter-class>
</filter>
3、创建hello.jsp
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
<title>Hello</title>
</head>
<body>
struts2
</body>
</html>
4、配置struts.xml
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE struts PUBLIC
"-//Apache Software Foundation//DTD Struts Configuration 2.5//EN"
"http://struts.apache.org/dtds/struts-2.5.dtd">
<struts>
<package name="hello" extends="struts-default">
<action name="say">
<result>hello.jsp</result>
</action>
</package>
</struts>
5、在index.jsp添加代码
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
<title>$Title$</title>
</head>
<body>
<a href="say.action">click</a>
</body>
</html>
6、部署工程、运行TomCat、打开浏览器测试