为什么我在我的第一个 struts2 应用程序中遇到此错误
Home.jsp:
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>
<form action="LoginClass" method="post">
<table>
<tr>
<td>User Name :</td><td><input type="text" name="Uname"></td>
</tr>
<tr>
<td>Password :</td><td><input type="text" name="Pwd"></td>
</tr>
<tr>
<td><input type="submit" value="Login"></td>
</tr>
</table>
</form>
</body>
</html>
Struts.xml:
<!DOCTYPE struts PUBLIC
"-//Apache Software Foundation//DTD Struts Configuration 2.0//EN"
"http://struts.apache.org/dtds/struts-2.0.dtd">
<struts>
<package name="Default" extends="Struts_default">
<action name="LoginClass" class="com.struts2.LoginCheckingClass" method="execute">
<result name="success">/LoginSuccessPage.jsp</result>
<result name="Notsuccess">/Home.jsp</result>
</action>
</package>
</struts>
LoginCheckingClass.java:
package com.struts2;
public class LoginCheckingClass {
private String name;
public String execute() throws Exception {
return "success";
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
}
Web.xml:
<web-app 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"
version="2.5">
<display-name>Struts2Application</display-name>
<welcome-file-list>
<welcome-file>home.jsp</welcome-file>
</welcome-file-list>
<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>
这个问题在早些时候向我提出,所以我用这个 Struts2:There is no Action mapped for namespace [/] and action name [hello] associated with context path [/struts2App1] 修复了但现在无法解决这个问题。
有人告诉我我哪里做错了吗?
最佳答案
定义您的<package>
配置为
<package name="default" namespace="/" extends="struts-default">
<action name="LoginClass" class="com.struts2.LoginCheckingClass" method="execute">
<result name="success">/LoginSuccessPage.jsp</result>
<result name="Notsuccess">/Home.jsp</result>
</action>
</package>
您需要提供 ,更正namespace
属性struts-default
包名,然后将配置文件重命名为 struts.xml
即全部小写。
关于java - 没有为与上下文路径 [/Struts2Application] 关联的 namespace [/] 和操作名称 [LoginClass] 映射的操作。 - [未知位置],我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/28760923/