導入jar包.png
初始的配置文件：
- web.xml
<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns="http://java.sun.com/xml/ns/javaee"
xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd"
id="WebApp_ID" version="3.0">
<display-name>_SSH_ygglxt</display-name>
<!-- Spring框架核心監聽器 -->
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:applicationContext.xml</param-value>
</context-param>
<!-- Struts2框架核心過濾器 -->
<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>
- applicationContext.xml（spring中的bean.xml）
<?xml version="1.0" encoding="utf-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:aop="http://www.springframework.org/schema/aop"
xmlns:tx="http://www.springframework.org/schema/tx"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context.xsd
http://www.springframework.org/schema/aop
http://www.springframework.org/schema/aop/spring-aop.xsd
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx.xsd">
</beans>
- Struts.xml
<?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>
<!-- 開發模式 （正式運行要改為false） -->
<constant name="struts.devMode" value="true"></constant>
<!-- 鏈接中感嘆號DMI動態方法調用 -->
<constant name="struts.enable.DynamicMethodInvocation" value="true" />
</struts>
還有log4j.propertext.png
創建包結構
QQ截圖20170302094708.png
package domain;
public class Product {
private int pid;
private String pname;
private Double price;
public int getPid() {
return pid;
}
public void setPid(int pid) {
this.pid = pid;
}
public String getPname() {
return pname;
}
public void setPname(String pname) {
this.pname = pname;
}
public Double getPrice() {
return price;
}
public void setPrice(Double price) {
this.price = price;
}
}
保存商品頁面addProduct.jsp
addProduct.jsp.png
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<%@ taglib uri="/struts-tags" prefix="s"%>
<!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>
<h1>保存商品頁面</h1>
<s:form action="" method="post" namespace="/" theme="simple">
<table border="1" width="400">
<tr>
<td>商品名稱</td>
<td><s:textfield name="pname" /></td>
</tr>
<tr>
<td>商品價格</td>
<td><s:textfield name="price" /></td>
</tr>
<tr>
<td colspan="2"><input type="submit" value="添加" /></td>
</tr>
</table>
</s:form>
</body>
</html>
