#31.스프링프레임워크 & 마이바티스 (Spring Framework, MyBatis)_스프링프레임워크 강좌, 재직자환급교육,실업자국비지원교육, 국비지원교육, 구로IT교육학원, IT실무교육, 오라클자바커뮤니티
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This document outlines the implementation of a simple shopping cart using Spring Framework and MyBatis. It includes details on project setup, configuration files, a model for 'goods', a controller for managing requests, and a JSP view for displaying and adding items to the cart. The instructions provide a clear step-by-step guide to create a functional web application with essential components.
![2. pom.xml]
<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/xsd/maven-
4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>org.springframework.samples.service.service</groupId>
<artifactId>spring4rest</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>war</packaging>
<properties>
<!-- Generic properties -->
<java.version>1.6</java.version>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
<!-- Web -->
<jsp.version>2.2</jsp.version>
<jstl.version>1.2</jstl.version>](https://image.slidesharecdn.com/31-170106091511/85/31-Spring-Framework-MyBatis-_-IT-IT-2-320.jpg)
![</beans:bean>
<context:component-scan base-package="onj.edu.spring4cart" />
</beans:beans>
5. 쇼핑몰에 담길 상품(Goods.java)
package onj.edu.spring4cart;
public class Goods {
private String name; //상품명
private int cnt; //개수
private int price; //가격
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public int getCnt() {
return cnt;
}
public void setCnt(int cnt) {
this.cnt = cnt;
}
public int getPrice() {
return price;
}
public void setPrice(int price) {
this.price = price;
}
}
6. 컨트롤러[HomeController.java]
package onj.edu.spring4cart;
import java.util.ArrayList;](https://image.slidesharecdn.com/31-170106091511/85/31-Spring-Framework-MyBatis-_-IT-IT-7-320.jpg)
#31.스프링프레임워크 & 마이바티스 (Spring Framework, MyBatis)_스프링프레임워크 강좌, 재직자환급교육,실업자국비지원교육, 국비지원교육, 구로IT교육학원, IT실무교육, 오라클자바커뮤니티
- 1. 스프링프레임워크 & 마이바티스 (Spring Framework, MyBatis) 6-18. Spring WEB MVC쇼핑카트(@SessionAttibutes, @ModelAttribute) Spring WEB MVC를 이용하여 간단하게 장바구니를 구현하자. 장바구니에 담길 상품항목은 name, price, cnt 정도로 하자 1. STS에서 File New Spring Legacy Project Project Name : spring4cart Spring MVC Project 선택 다음 화면의 top level package에서 a.b.spring4cart 입력 전체 프로젝트 구성은 아래 그림과 같다.
- 2. 2. pom.xml] <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/xsd/maven- 4.0.0.xsd"> <modelVersion>4.0.0</modelVersion> <groupId>org.springframework.samples.service.service</groupId> <artifactId>spring4rest</artifactId> <version>0.0.1-SNAPSHOT</version> <packaging>war</packaging> <properties> <!-- Generic properties --> <java.version>1.6</java.version> <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding> <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding> <!-- Web --> <jsp.version>2.2</jsp.version> <jstl.version>1.2</jstl.version>
- 3. <servlet.version>2.5</servlet.version> <!-- Spring --> <spring-framework.version>4.2.4.RELEASE</spring-framework.version> <!-- Hibernate / JPA --> <hibernate.version>4.2.1.Final</hibernate.version> <!-- Logging --> <logback.version>1.0.13</logback.version> <slf4j.version>1.7.5</slf4j.version> <!-- Test --> <junit.version>4.11</junit.version> </properties> <dependencies> <!-- Spring MVC --> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-webmvc</artifactId> <version>${spring-framework.version}</version> </dependency> <!-- Other Web dependencies --> <dependency> <groupId>javax.servlet</groupId> <artifactId>jstl</artifactId> <version>${jstl.version}</version> </dependency> <dependency> <groupId>javax.servlet</groupId> <artifactId>servlet-api</artifactId> <version>${servlet.version}</version> <scope>provided</scope> </dependency> <dependency> <groupId>javax.servlet.jsp</groupId> <artifactId>jsp-api</artifactId>
- 4. <version>${jsp.version}</version> <scope>provided</scope> </dependency> <!-- Spring and Transactions --> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-tx</artifactId> <version>${spring-framework.version}</version> </dependency> <!-- Logging with SLF4J & LogBack --> <dependency> <groupId>org.slf4j</groupId> <artifactId>slf4j-api</artifactId> <version>${slf4j.version}</version> <scope>compile</scope> </dependency> <dependency> <groupId>ch.qos.logback</groupId> <artifactId>logback-classic</artifactId> <version>${logback.version}</version> <scope>runtime</scope> </dependency> <!-- Hibernate --> <dependency> <groupId>org.hibernate</groupId> <artifactId>hibernate-entitymanager</artifactId> <version>${hibernate.version}</version> </dependency> <!-- Test Artifacts --> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-test</artifactId> <version>${spring-framework.version}</version> <scope>test</scope>
- 5. </dependency> <dependency> <groupId>junit</groupId> <artifactId>junit</artifactId> <version>${junit.version}</version> <scope>test</scope> </dependency> </dependencies> </project> 3. /WEB-INF/web.xml <?xml version="1.0" encoding="UTF-8"?> <web-app version="2.5" 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"> <!-- The definition of the Root Spring Container shared by all Servlets and Filters --> <context-param> <param-name>contextConfigLocation</param-name> <param-value>/WEB-INF/spring/root-context.xml</param-value> </context-param> <!-- Creates the Spring Container shared by all Servlets and Filters --> <listener> <listener- class>org.springframework.web.context.ContextLoaderListener</listener-class> </listener> <!-- Processes application requests --> <servlet> <servlet-name>appServlet</servlet-name> <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class> <init-param> <param-name>contextConfigLocation</param-name> <param-value>/WEB-INF/spring/appServlet/servlet-context.xml</param- value>
- 6. </init-param> <load-on-startup>1</load-on-startup> </servlet> <servlet-mapping> <servlet-name>appServlet</servlet-name> <url-pattern>/</url-pattern> </servlet-mapping> </web-app> 4. /WEB-INF/spring/appServlet/servlet-context.xml <?xml version="1.0" encoding="UTF-8"?> <beans:beans xmlns="http://www.springframework.org/schema/mvc" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:beans="http://www.springframework.org/schema/beans" xmlns:context="http://www.springframework.org/schema/context" xsi:schemaLocation="http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc.xsd 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"> <!-- DispatcherServlet Context: defines this servlet's request-processing infrastructure --> <!-- Enables the Spring MVC @Controller programming model --> <annotation-driven /> <!-- Handles HTTP GET requests for /resources/** by efficiently serving up static resources in the ${webappRoot}/resources directory --> <resources mapping="/resources/**" location="/resources/" /> <!-- Resolves views selected for rendering by @Controllers to .jsp resources in the /WEB- INF/views directory --> <beans:bean class="org.springframework.web.servlet.view.InternalResourceViewResolver"> <beans:property name="prefix" value="/WEB-INF/views/" /> <beans:property name="suffix" value=".jsp" />
- 7. </beans:bean> <context:component-scan base-package="onj.edu.spring4cart" /> </beans:beans> 5. 쇼핑몰에 담길 상품(Goods.java) package onj.edu.spring4cart; public class Goods { private String name; //상품명 private int cnt; //개수 private int price; //가격 public String getName() { return name; } public void setName(String name) { this.name = name; } public int getCnt() { return cnt; } public void setCnt(int cnt) { this.cnt = cnt; } public int getPrice() { return price; } public void setPrice(int price) { this.price = price; } } 6. 컨트롤러[HomeController.java] package onj.edu.spring4cart; import java.util.ArrayList;
- 8. import java.util.List; import org.springframework.stereotype.Controller; import org.springframework.ui.Model; import org.springframework.web.bind.annotation.ModelAttribute; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestMethod; import org.springframework.web.bind.annotation.SessionAttributes; @Controller @RequestMapping("/") @SessionAttributes({"cart"}) public class HomeController { @RequestMapping(method = RequestMethod.GET) public String getCart(Model model) { if (!model.containsAttribute("cart")) { model.addAttribute("cart", new ArrayList<Goods>()); } return "home"; } @RequestMapping(value="add", method = RequestMethod.POST) public String add(@ModelAttribute Goods goods, @ModelAttribute("cart") List<Goods> cart) { cart.add(goods); return "redirect:/"; } } 7. /WEB-INF/views/home.jsp <%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %> <%@ taglib uri="http://java.sun.com/jsp/jstl/fmt" prefix="f" %> <%@ taglib uri="http://www.springframework.org/tags/form" prefix="form" %> <html> <head>
- 9. <title>OracleJava Community Spring4 MVC Cart</title> </head> <body> <h1> OracleJava Community Spring4 MVC Cart </h1> <c:forEach items="${cart}" var="goods"> Name : ${goods.name}, Price : ${goods.price}, Cnt : ${goods.cnt } <br/> </c:forEach> <br><br> <h1>Add Cart...</h1> <form method="post" action="add"> Name : <input type="text" name="name"><br> Price : <input type="text" name="price"><br> Cnt : <input type="text" name="cnt"> <br><br> <button>Add Goods...</button> </form> </body> </html> 8. 실행 http://localhost:8080/spring4cart/