This article mainly introduces the configuration and simple cases of java Struts2. Friends who need it can refer to the configuration and simple cases of
Struts2:
1. Create a dynamic web project (let it automatically generate the web.xml file when creating)
2. Introduce relevant jar packages
3. Configure in web.xml
(The first file loaded after starting the tomcat server is web.xml)
Add in the configuration Filter:
<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>
4. Create the core file of struts (struts.xml) and create it in the Java Resources-src file directory. The content is:
<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE struts PUBLIC "-//Apache Software Foundation//DTD Struts Configuration 2.3//EN" "http://struts.apache.org/dtds/struts-2.3.dtd"> <struts> </struts>
5. Also create an Action class in the Java Resources-src file directory, inherit from ActionSupport , and override the execute method in the parent class:
public class HelloWorldAction extends ActionSupport { @Override public String execute() throws Exception { System.out.println("执行Action"); return SUCCESS; } }
6. Add in the
<struts> <package name="default" namespace="/" extends="struts-default"> <action name="helloworld" class="default package.HelloWorldAction"> <result>/result.jsp</result> </action> </package> </struts>
7. Create View (Create result.jsp in the WebRoot directory):
<body> This is result.jsp! </body>
8.DebugRun
【Related recommendations 】
1. Special recommendation: "php Programmer Toolbox" V0.1 version download
The above is the detailed content of Detailed explanation of examples of Struts2 configuration in java. For more information, please follow other related articles on the PHP Chinese website!

本篇文章给大家带来了关于java的相关知识,其中主要介绍了关于结构化数据处理开源库SPL的相关问题,下面就一起来看一下java下理想的结构化数据处理类库,希望对大家有帮助。

本篇文章给大家带来了关于java的相关知识,其中主要介绍了关于PriorityQueue优先级队列的相关知识,Java集合框架中提供了PriorityQueue和PriorityBlockingQueue两种类型的优先级队列,PriorityQueue是线程不安全的,PriorityBlockingQueue是线程安全的,下面一起来看一下,希望对大家有帮助。

本篇文章给大家带来了关于java的相关知识,其中主要介绍了关于java锁的相关问题,包括了独占锁、悲观锁、乐观锁、共享锁等等内容,下面一起来看一下,希望对大家有帮助。

本篇文章给大家带来了关于java的相关知识,其中主要介绍了关于多线程的相关问题,包括了线程安装、线程加锁与线程不安全的原因、线程安全的标准类等等内容,希望对大家有帮助。

本篇文章给大家带来了关于java的相关知识,其中主要介绍了关于枚举的相关问题,包括了枚举的基本操作、集合类对枚举的支持等等内容,下面一起来看一下,希望对大家有帮助。

本篇文章给大家带来了关于Java的相关知识,其中主要介绍了关于关键字中this和super的相关问题,以及他们的一些区别,下面一起来看一下,希望对大家有帮助。

本篇文章给大家带来了关于java的相关知识,其中主要介绍了关于平衡二叉树(AVL树)的相关知识,AVL树本质上是带了平衡功能的二叉查找树,下面一起来看一下,希望对大家有帮助。

封装是一种信息隐藏技术,是指一种将抽象性函式接口的实现细节部分包装、隐藏起来的方法;封装可以被认为是一个保护屏障,防止指定类的代码和数据被外部类定义的代码随机访问。封装可以通过关键字private,protected和public实现。


Hot AI Tools

Undresser.AI Undress
AI-powered app for creating realistic nude photos

AI Clothes Remover
Online AI tool for removing clothes from photos.

Undress AI Tool
Undress images for free

Clothoff.io
AI clothes remover

AI Hentai Generator
Generate AI Hentai for free.

Hot Article

Hot Tools

Dreamweaver Mac version
Visual web development tools

MantisBT
Mantis is an easy-to-deploy web-based defect tracking tool designed to aid in product defect tracking. It requires PHP, MySQL and a web server. Check out our demo and hosting services.

PhpStorm Mac version
The latest (2018.2.1) professional PHP integrated development tool

SublimeText3 Chinese version
Chinese version, very easy to use

mPDF
mPDF is a PHP library that can generate PDF files from UTF-8 encoded HTML. The original author, Ian Back, wrote mPDF to output PDF files "on the fly" from his website and handle different languages. It is slower than original scripts like HTML2FPDF and produces larger files when using Unicode fonts, but supports CSS styles etc. and has a lot of enhancements. Supports almost all languages, including RTL (Arabic and Hebrew) and CJK (Chinese, Japanese and Korean). Supports nested block-level elements (such as P, DIV),
