阿里雲大學JavaWeb開發系列課程：Spring框架入門第二十五講案例點菜

jar包

/order/WebRoot/WEB-INF/lib/aopalliance.jar
/order/WebRoot/WEB-INF/lib/asm-3.3.1.jar
/order/WebRoot/WEB-INF/lib/asm-commons-3.3.jar
/order/WebRoot/WEB-INF/lib/asm-tree-3.3.jar
/order/WebRoot/WEB-INF/lib/aspectjweaver.jar
/order/WebRoot/WEB-INF/lib/cglib-2.2.2.jar
/order/WebRoot/WEB-INF/lib/commons-fileupload-1.2.2.jar
/order/WebRoot/WEB-INF/lib/commons-io-2.0.1.jar
/order/WebRoot/WEB-INF/lib/commons-lang3-3.1.jar
/order/WebRoot/WEB-INF/lib/commons-logging-1.1.1.jar
/order/WebRoot/WEB-INF/lib/freemarker-2.3.19.jar
/order/WebRoot/WEB-INF/lib/javassist-3.17.1-GA.jar
/order/WebRoot/WEB-INF/lib/jstl.jar
/order/WebRoot/WEB-INF/lib/log4j-1.2.17.jar
/order/WebRoot/WEB-INF/lib/log4j-api-2.0-rc1.jar
/order/WebRoot/WEB-INF/lib/log4j-core-2.0-rc1.jar
/order/WebRoot/WEB-INF/lib/mybatis-3.2.7.jar
/order/WebRoot/WEB-INF/lib/mybatis-spring-1.2.3.jar
/order/WebRoot/WEB-INF/lib/mysql-connector-java-5.1.20.jar
/order/WebRoot/WEB-INF/lib/ognl-3.0.5.jar
/order/WebRoot/WEB-INF/lib/slf4j-api-1.7.5.jar
/order/WebRoot/WEB-INF/lib/slf4j-log4j12-1.7.5.jar
/order/WebRoot/WEB-INF/lib/spring-aop-4.1.6.RELEASE.jar
/order/WebRoot/WEB-INF/lib/spring-aspects-4.1.6.RELEASE.jar
/order/WebRoot/WEB-INF/lib/spring-beans-4.1.6.RELEASE.jar
/order/WebRoot/WEB-INF/lib/spring-context-4.1.6.RELEASE.jar
/order/WebRoot/WEB-INF/lib/spring-context-support-4.1.6.RELEASE.jar
/order/WebRoot/WEB-INF/lib/spring-core-4.1.6.RELEASE.jar
/order/WebRoot/WEB-INF/lib/spring-expression-4.1.6.RELEASE.jar
/order/WebRoot/WEB-INF/lib/spring-jdbc-4.1.6.RELEASE.jar
/order/WebRoot/WEB-INF/lib/spring-orm-4.1.6.RELEASE.jar
/order/WebRoot/WEB-INF/lib/spring-tx-4.1.6.RELEASE.jar
/order/WebRoot/WEB-INF/lib/spring-web-4.1.6.RELEASE.jar
/order/WebRoot/WEB-INF/lib/spring-webmvc-4.1.6.RELEASE.jar
/order/WebRoot/WEB-INF/lib/standard.jar
/order/WebRoot/WEB-INF/lib/struts2-core-2.3.4.jar
/order/WebRoot/WEB-INF/lib/struts2-spring-plugin-2.3.4.jar
/order/WebRoot/WEB-INF/lib/xwork-core-2.3.4.jar

OrderAction.java

package cn.sxt.action;

import java.util.List;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Scope;
import org.springframework.stereotype.Controller;

import cn.sxt.service.DetailService;
import cn.sxt.service.OrderService;
import cn.sxt.vo.Detail;
import cn.sxt.vo.Order;

@Controller
@Scope("prototype")
public class OrderAction {
	private List<Order> list;
	private List<Detail> details;
	private int orderId;
	private int detailId;
	@Autowired
	private OrderService orderService;
	@Autowired
	private DetailService detailService;
	
	//獲取所有訂單--getlist
	public String List() {
		list = orderService.list();
		return "success";
	}
	//獲取訂單詳情
	public String detail() {
		details = detailService.listByOrderId(orderId);
		return "success";
	}
	//刪除訂單詳情中的一項
	public String delete() {
		detailService.delete(orderId, detailId);
		return "success";
	}
	public List<Order> getList() {
		return list;
	}
	public void setList(List<Order> list) {
		this.list = list;
	}
	public List<Detail> getDetails() {
		return details;
	}
	public void setDetails(List<Detail> details) {
		this.details = details;
	}
	public OrderService getOrderService() {
		return orderService;
	}
	public void setOrderService(OrderService orderService) {
		this.orderService = orderService;
	}
	public DetailService getDetailService() {
		return detailService;
	}
	public void setDetailService(DetailService detailService) {
		this.detailService = detailService;
	}
	public int getOrderId() {
		return orderId;
	}
	public void setOrderId(int orderId) {
		this.orderId = orderId;
	}
	public int getDetailId() {
		return detailId;
	}
	public void setDetailId(int detailId) {
		this.detailId = detailId;
	}
	
}

DetailDao.java

package cn.sxt.dao;

import java.util.List;

import cn.sxt.vo.Detail;

public interface DetailDao {
	public List<Detail> listByOrderId(int id);
	public int delete(int id);
}

OrderDao.java

package cn.sxt.dao;

import java.util.List;

import cn.sxt.vo.Order;

public interface OrderDao {
	public List<Order> list();
	public int update(Order order);
}

DetailDaoImpl.java

package cn.sxt.dao.impl;

import java.util.List;

import org.apache.ibatis.session.SqlSessionFactory;
import org.mybatis.spring.support.SqlSessionDaoSupport;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Repository;

import cn.sxt.dao.DetailDao;
import cn.sxt.vo.Detail;
@Repository("detailDao")
public class DetailDaoImpl extends SqlSessionDaoSupport implements DetailDao{
	@Autowired
	@Override
	public void setSqlSessionFactory(SqlSessionFactory sqlSessionFactory) {
		super.setSqlSessionFactory(sqlSessionFactory);
		// TODO 自動生成的構造函數存根
	}
	@Override
	public List<Detail> listByOrderId(int id) {
		// TODO 自動生成的方法存根
		return getSqlSession().selectList("cn.sxt.vo.detail.mapper.listByOrderId",id);
	}

	@Override
	public int delete(int id) {
		// TODO 自動生成的方法存根
		return getSqlSession().delete("cn.sxt.vo.detail.mapper.delete",id);
	}

}

OrderDaoImpl.java

package cn.sxt.dao.impl;

import java.util.List;

import org.apache.ibatis.session.SqlSessionFactory;
import org.mybatis.spring.support.SqlSessionDaoSupport;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Repository;

import cn.sxt.dao.OrderDao;
import cn.sxt.vo.Order;
@Repository("orderDao")
public class OrderDaoImpl extends SqlSessionDaoSupport implements OrderDao{
	@Autowired
	@Override
	public void setSqlSessionFactory(SqlSessionFactory sqlSessionFactory) {
		super.setSqlSessionFactory(sqlSessionFactory);
	}
	public List<Order> list() {
		// TODO 自動生成的方法存根
		return getSqlSession().selectList("cn.sxt.vo.order.mapper.list");
	}

	@Override
	public int update(Order order) {
		// TODO 自動生成的方法存根
		return getSqlSession().update("cn.sxt.vo.order.mapper.update",order);
	}
	
}

DetailService.java

package cn.sxt.service;

import java.util.List;

import cn.sxt.vo.Detail;

public interface DetailService {
	public List<Detail> listByOrderId(int id);
	public int delete(int orderId,int detailId);
}

OrderService.java

package cn.sxt.service;

import java.util.List;

import cn.sxt.vo.Order;

public interface OrderService {
	public List<Order> list();
	public int update(Order order);
}

DetailServiceImpl.java

package cn.sxt.service.impl;

import java.util.List;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import cn.sxt.dao.DetailDao;
import cn.sxt.dao.OrderDao;
import cn.sxt.service.DetailService;
import cn.sxt.vo.Detail;
@Service("detailService")
public class DetailServiceImpl implements DetailService{
	@Autowired
	private DetailDao detailDao;
	@Autowired
	private OrderDao orderDao;
	@Override
	public List<Detail> listByOrderId(int id) {
		return detailDao.listByOrderId(id);
	}
	@Override
	public int delete(int orderId,int detailId) {
		
		return 0;
	}

}

OrderServiceImpl.java

package cn.sxt.service.impl;

import java.util.List;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import cn.sxt.dao.OrderDao;
import cn.sxt.service.OrderService;
import cn.sxt.vo.Order;
@Service("orderService")
public class OrderServiceImpl implements OrderService{
	@Autowired
 private OrderDao orderDao;
	@Override
	public List<Order> list() {
		// TODO 自動生成的方法存根
		return orderDao.list();
	}

	@Override
	public int update(Order order) {
		// TODO 自動生成的方法存根
		return orderDao.update(order);
	}

}

Detail.java

package cn.sxt.vo;

public class Detail {
	private int id;
	private int orderId;
	private int menuId;
	private Menu menu;
	private int num;
	public int getId() {
		return id;
	}
	public void setId(int id) {
		this.id = id;
	}
	public int getOrderId() {
		return orderId;
	}
	public void setOrderId(int orderId) {
		this.orderId = orderId;
	}
	public int getMenuId() {
		return menuId;
	}
	public void setMenuId(int menuId) {
		this.menuId = menuId;
	}
	public Menu getMenu() {
		return menu;
	}
	public void setMenu(Menu menu) {
		this.menu = menu;
	}
	public int getNum() {
		return num;
	}
	public void setNum(int num) {
		this.num = num;
	}
}

Menu.java

package cn.sxt.vo;

public class Menu {
	private int id;
	private String name;
	private double price;
	public int getId() {
		return id;
	}
	public void setId(int id) {
		this.id = id;
	}
	public String getName() {
		return name;
	}
	public void setName(String name) {
		this.name = name;
	}
	public double getPrice() {
		return price;
	}
	public void setPrice(double price) {
		this.price = price;
	}
}

Order.java

package cn.sxt.vo;

public class Order {
	private int id;
	private int deskId;
	private double totalPrice;
	public int getId() {
		return id;
	}
	public void setId(int id) {
		this.id = id;
	}
	public int getDeskId() {
		return deskId;
	}
	public void setDeskId(int deskId) {
		this.deskId = deskId;
	}
	public double getTotalPrice() {
		return totalPrice;
	}
	public void setTotalPrice(double totalPrice) {
		this.totalPrice = totalPrice;
	}
}

detail.mapper.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE mapper 
PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
"http://mybatis.org/dtd/mybatis-3-mapper.dtd">
<mapper namespace="cn.sxt.vo.detail.mapper">
	<select id="listByOrderId" parameterType="int" resultMap="DetailMenu">
		select * from t_orderdetail where orderId=#{orderId}
	</select>
	<resultMap type="Detail" id="DetailMenu">
		<association property="menu" column="menuId" javaType="Menu" select="cn.sxt.vo.menu.mapper.getById"></association>
	</resultMap>
	<delete id="delete" parameterType="int">
		delete from t_orderdetail where id=#{id}</delete>
</mapper>

menu.mapper.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE mapper 
PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
"http://mybatis.org/dtd/mybatis-3-mapper.dtd">
<mapper namespace="cn.sxt.vo.menu.mapper">
	<select id="getById" parameterType="int" resultType="Menu">
		select * from t_menu where id=#{id}
	</select>
	
</mapper>

order.mapper.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE mapper 
PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
"http://mybatis.org/dtd/mybatis-3-mapper.dtd">
<mapper namespace="cn.sxt.vo.order.mapper">
	<select id="list" resultType="Order">
		select * from t_order
	</select>
	<update id="update" parameterType="Order">
		update t_order set deskId=#{deskId},totalPrice=#{totalPrice} where id=#{id}
	</update>
</mapper>

applicationContext.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:aop="http://www.springframework.org/schema/aop"
	xmlns:tx="http://www.springframework.org/schema/tx"
	xmlns:context="http://www.springframework.org/schema/context"
	xsi:schemaLocation="
	http://www.springframework.org/schema/beans
	http://www.springframework.org/schema/beans/spring-beans.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
	http://www.springframework.org/schema/context
	http://www.springframework.org/schema/context/spring-context.xsd">
	<!-- 配置數據源 -->
	<bean id="dataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource">
		<property name="driverClassName" value="com.mysql.jdbc.Driver"/>
		<property name="url" value="jdbc:mysql://localhost:3306/test"/>
		<property name="username" value="root"/>
		<property name="password" value="1012"/>
	</bean>
	<!-- 聲明式事務配置開始 -->
	<!-- 配置事務管理器 -->
	<bean id="txManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
		<property name="dataSource" ref="dataSource"/>
	</bean>
	<!-- 配置事務通知 -->
	<tx:advice id="txAdvice" transaction-manager="txManager">
		<tx:attributes>
			<!-- 配置哪些方法使用聲明樣的事務，配置事務的傳播特性 -->
			<tx:method name="add" propagation="REQUIRED"/>
			<tx:method name="insert" propagation="REQUIRED"/>
			<tx:method name="update" propagation="REQUIRED"/>
			<tx:method name="remove*" propagation="REQUIRED"/>
			<tx:method name="add" propagation="REQUIRED"/>
			<tx:method name="get" read-only="true"/>
			<tx:method name="*" propagation="REQUIRED"/>
		</tx:attributes>
	</tx:advice>
	<aop:config>
		<aop:pointcut expression="execution(* cn.sxt.service.impl.*.*(..))" id="pointcut"/>
		<aop:advisor advice-ref="txAdvice" pointcut-ref="pointcut"/>
	</aop:config>
	<!-- 聲明式事務配置結束 -->
	<!-- 配置sqlSessionFactory -->
	<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
		<property name="dataSource" ref="dataSource"/>
		<property name="configLocation" value="classpath:mybatis.cfg.xml"></property>
	</bean>
	<context:component-scan base-package="cn.sxt"/>
</beans>

mybatis.cfg.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE configuration 
PUBLIC "-//mybatis.org//DTD Config 3.0//EN"
"http://mybatis.org/dtd/mybatis-3-config.dtd">
<configuration>
 	<typeAliases>
		<package name="cn.sxt.vo"/>
	</typeAliases> 
	
	<mappers>
		<mapper resource="cn/sxt/vo/detail.mapper.xml"/>
		<mapper resource="cn/sxt/vo/menu.mapper.xml"/>
		<mapper resource="cn/sxt/vo/order.mapper.xml"/>
	</mappers>
</configuration>

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>
	<package name="default" namespace="/" extends="struts-default">
		<action name="list" class="orderAction" method="list">
			<result>list.jsp</result>
		</action>
		<action name="detail" class="orderAction" method="detail">
			<result>detail.jsp</result>
		</action>
		<action name="delete" class="orderAction" method="delete">
			<result type="redireAction">list</result></action></package>
</struts>

web.xml

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://xmlns.jcp.org/xml/ns/javaee" xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_4_0.xsd" id="WebApp_ID" version="4.0">
  <!-- 配置spring -->
  <context-param>
  	<param-name>contextConfigLocation</param-name>
  	<param-value>classpath:applicationContext.xml</param-value>
  </context-param>
  <listener>
  	<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
  </listener>
  <!-- struts2配置 -->
  <filter>
  	<filter-name>struts2</filter-name>
  	<filter-class>org.apache.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter</filter-class>
  </filter>
  <filter-mapping>
  	<filter-name>struts2</filter-name>
  	<url-pattern>*.action</url-pattern>
  </filter-mapping>
  <display-name>16spring4_stucts2_mybatis</display-name>
  <welcome-file-list>
    <welcome-file>index.html</welcome-file>
    <welcome-file>index.htm</welcome-file>
    <welcome-file>index.jsp</welcome-file>
    <welcome-file>default.html</welcome-file>
    <welcome-file>default.htm</welcome-file>
    <welcome-file>default.jsp</welcome-file>
  </welcome-file-list>
</web-app>

detail.jsp

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%@taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerName(); %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
	<head>
		<base href="<%=basePath%>">
		<title>My JSP 'index.jsp' starting page</title>
		<meta http-equiv="prama" content="no-cache">
		<meta http-equiv="cache-control" content="no-cache">
		<meta http-equiv="expires" content="0">
		<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
		<meta http-equiv="description" content="This is my page">
		<!-- 
		<link rel="stylesheet" type="text/css" href="style.css">
 		-->
</head>
<body>
	<table width="80%" align="center">
		<tr>
			<td>編號</td>
			<td>訂單號</td>
			<td>菜名</td>
			<td>價格</td>
			<td>數量</td>
			<td>操作</td>
		</tr>
		<c:forEach items="${detail }" var="bean">
		<tr>
			<td>${bean.id }</td>
			<td>${bean.orderId }</td>
			<td>${bean.menu.name}</td>
			<td>${bean.menu.price}</td>
			<td>${bean.menu.num}</td>
			<td><a href="delete.action?orderId=${bean.orderId }&detailId=${bean.id}">刪除${detail.menu.name}</a></td>
		</tr>
		</c:forEach>
	</table>
</body>
</html>

list.jsp

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%@taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerName(); %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
	<head>
		<base href="<%=basePath%>">
		<title>My JSP 'index.jsp' starting page</title>
		<meta http-equiv="prama" content="no-cache">
		<meta http-equiv="cache-control" content="no-cache">
		<meta http-equiv="expires" content="0">
		<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
		<meta http-equiv="description" content="This is my page">
		<!-- 
		<link rel="stylesheet" type="text/css" href="style.css">
 		-->
</head>
<body>
	<table width="80%" align="center">
		<tr>
			<td>訂單號</td>
			<td>桌號</td>
			<td>價格</td>
			<td>操作</td>
		</tr>
		<c:forEach items="${list }" var="bean">
		<tr>
			<td>${bean.id }</td>
			<td>${bean.deskId }</td>
			<td>${bean.totalPrice}</td>
			<td><a href="detail.action?orderId=${bean.id }">詳情</a></td>
		</tr>
		</c:forEach>
	</table>
</body>
</html>

 

Test.java

package cn.sxt.test;

import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;

import cn.sxt.dao.DetailDao;

public class Test {
	public static void main(String[] args) {
	ApplicationContext	ac = new ClassPathXmlApplicationContext("applicationContext.xml");
	DetailDao orderDao = (DetailDao)ac.getBean("detailDao");
	System.out.println(orderDao.listByOrderId(1).size());
	}
}

修改以下下圖的地方