Intellij Spring - Spring MVC + Maven 프로젝트 만들기

Spring MVC + Maven 프로젝트 만들기

• Maven 프로젝트 생성

  • Create New Project

    

  • Maven 선택 -> java version 선택 -> Next -> 프로젝트 생성

    

• Spring MVC 추가

  • 프로젝트 우 클릭 -> Add Framework Support.. 클릭

    

  • Spring MVC 선택 -> OK

    

  • Artifacts 설정

    

  • Controller 생성

      package com.ex.spring.controller;
    
      import org.springframework.stereotype.Controller;
      import org.springframework.web.bind.annotation.RequestMapping;
    
      @Controller
      public class MController {
              @RequestMapping("/index")
              public String home(){
                      return "index";
              }
      }
    

  • 디렉터리 구조

    

• xml 파일 설정

  web.xml

    <?xml version="1.0" encoding="UTF-8"?>
    <web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee"
                     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
                     xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_4_0.xsd"
                     version="4.0">
            <context-param>
                    <param-name>contextConfigLocation</param-name>
                    <param-value>/WEB-INF/applicationContext.xml</param-value>
            </context-param>
            <listener>
                    <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
            </listener>
            <servlet>
                    <servlet-name>dispatcher</servlet-name>
                    <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
                    <load-on-startup>1</load-on-startup>
            </servlet>
            <servlet-mapping>
                    <servlet-name>dispatcher</servlet-name>
                    <url-pattern>/</url-pattern>
            </servlet-mapping>
    </web-app>	
  

  dispatcher-servlet.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:mvc="http://www.springframework.org/schema/mvc"
                 xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd http://www.springframework.org/schema/context https://www.springframework.org/schema/context/spring-context.xsd http://www.springframework.org/schema/mvc https://www.springframework.org/schema/mvc/spring-mvc.xsd">
  
            <mvc:annotation-driven/>
  
            <mvc:resources mapping="/resources/**" location="/resources/"/>
  
            <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
                    <property name="prefix" value="/WEB-INF/views/"/>
                    <property name="suffix" value=".jsp"/>
            </bean>
  
            <context:component-scan base-package="com.ex.spring.controller"/>
    </beans>
  

• Tomcat 연동

  • Add Configuration -> Add New Configuration -> Tomcat Server -> Local 선택

    

  • Fix -> Application context 를 /로 수정

    

  • index 화면

    

• MySQL 연동

  • Project Structure (Ctrl + Alt + Shift + S) -> Libraries -> New Project Library -> Java

    

  • mysql-connector-java-5.1.48-bin.jar를 추가 -> OK

    

• JDBC Test

  

  • DBTest.java

      import org.junit.jupiter.api.Test;
    
      import java.sql.Connection;
      import java.sql.DriverManager;
      import java.sql.PreparedStatement;
      import java.sql.SQLException;
    
      public class DBTest {
              @Test
              public void test() throws SQLException {
                      PreparedStatement pstmt = null;
                      Connection conn = getConnTest();
                      String query = "CREATE TABLE USER(ID VARCHAR(20) PRIMARY KEY, PW VARCHAR(2))";
                      pstmt = conn.prepareStatement(query);
                      pstmt.executeUpdate();
    
                      pstmt.close();
                      conn.close();
              }
    
              public Connection getConnTest() {
                      try {
                              String dbURL = "jdbc:mysql://localhost:3306/SPRING";
                              String dbID = "root";
                              String dbPW = "1234";
                              Class.forName("com.mysql.jdbc.Driver");
                              return DriverManager.getConnection(dbURL, dbID, dbPW);
                      } catch (Exception e) {
                              e.printStackTrace();
                      }
                      return null;
              }
      }
    

  • USER 테이블이 추가 됨

Spring MVC, Maven 프로젝트 설정 방법

Intellij에서 Spring MVC 시작하기