struts2 错误404 怎么办呢
我写了一个struts2 例子,可是错误404 谁帮我看看啊 为什么
访问地址http://localhost:8080/struts2/login.jsp
login.jsp 文件代码如下
- Java code
<%@ page language="java" contentType="text/html;charset=GBK"%><%@taglib prefix="s" uri="/struts-tags" %><html><head><title>登陆页面</title></head><body> <s:action name="tag1" executeResult="true"/></body></html>
web.xml文件代码如下
- Java code
<?xml version="1.0" encoding="UTF-8"?><web-app id="WebApp_9" version="2.4" xmlns="http://java.sun.com/xml/ns/j2ee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd"> <display-name>Struts Blank</display-name> <filter> <filter-name>struts2</filter-name> <filter-class>org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter</filter-class> </filter> <filter-mapping> <filter-name>struts2</filter-name> <url-pattern>/*</url-pattern> </filter-mapping> </web-app>
struts.xml代码如下
- Java code
<?xml version="1.0" encoding="UTF-8" ?><!DOCTYPE struts PUBLIC "-//Apache Software Foundation//DTD Struts Configuration 2.0//EN" "http://struts.apache.org/dtds/struts-2.0.dtd"><struts> <constant name="struts.enable.DynamicMethodInvocation" value="false" /> <constant name="struts.devMode" value="true" /> <package name="lee" namespace="/" extends="struts-default"> <action name="tag1" class="lee.TagAction"> <result name="done">welcome.jsp</result> </action> <action name="tag2" class="lee.TagAction" method=“login”> <result name="done">error.jsp</result> </action> </package> </struts>
src/lee/TagAction一个类 代码如下
- Java code
package lee;import org.apache.struts2.ServletActionContext;import com.opensymphony.xwork2.ActionSupport;public class TagAction extends ActionSupport{private String author;public String getAuthor() { return author;}public void setAuthor(String author) { this.author = author;}public String execute() throws Exception{ return "done";}public String login() throws Exception{ ServletActionContext.getRequest().setAttribute("author", getAuthor()); return "done";}}[解决办法]
给个主要错误信息看看