SSH學習3:maven Struts Hello World

1.利用Maven創建一個web項目:參考這裏

結構圖如下:



2.之後pom文件內容:

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
  <modelVersion>4.0.0</modelVersion>
  <groupId>com.zf.ssh.test</groupId>
  <artifactId>SSHTestForStruts</artifactId>
  <packaging>war</packaging>
  <version>0.0.1-SNAPSHOT</version>
  <name>SSHTestForStruts Maven Webapp</name>
  <url>http://maven.apache.org</url>
  <dependencies>
    <dependency>
      <groupId>junit</groupId>
      <artifactId>junit</artifactId>
      <version>3.8.1</version>
      <scope>test</scope>
    </dependency>

	<!-- Servlet -->
    <dependency>
            <groupId>javax.servlet</groupId>
            <artifactId>servlet-api</artifactId>
            <version>2.5</version>
            <scope>provided</scope>
     </dependency>
     <dependency>
            <groupId>javax.servlet.jsp</groupId>
            <artifactId>jsp-api</artifactId>
            <version>2.1</version>
            <scope>provided</scope>
     </dependency>

	<!-- Struts -->
	<dependency>
  		<groupId>org.apache.struts</groupId>
  		<artifactId>struts2-core</artifactId>
  		<version>2.3.8</version>
	</dependency>
  </dependencies>

  <build>
    <finalName>SSHTestForStruts</finalName>
  </build>
</project>

3.創建Action類

package com.zf.ssh.test;

import com.opensymphony.xwork2.ActionSupport;

public class HelloWorld extends ActionSupport
{
	private static final long serialVersionUID = 1L;
	private String msg;

	public String getMsg()
	{
		return msg;
	}

	public void setMsg(String msg)
	{
		this.msg = msg;
	}

	public String execute()
	{
		setMsg("HELLO WORLD");
		return SUCCESS;
	}

}

4.Web xml配置文件

<!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>Archetype Created Web Application</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>

5.struts配置文件

<?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.i18n.encoding" value="utf-8"></constant>
    <constant name="struts.multipart.maxSize" value="20971520"/>
    <constant name="struts.devMode" value="true" />

    <package name="default" namespace="/" extends="struts-default">
        <action name="helloWorld" class="com.zf.ssh.test.HelloWorld">
            <result>helloworld.jsp</result>
        </action>
    </package>

</struts>

6.helloworld.jsp內容:

<html>
<%@taglib prefix="s" uri="/struts-tags" %>
	<head>
		<title>Hello World!</title>
	</head>
	<body>
     <h2><s:property value="msg"/></h2>
  </body>
</html>
 

7.利用Maven編譯打包一下。Tomcat運行一下。訪問http://localhost:8080/SSHTestForStruts/helloWorld

結果:

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