SpringSpring 5

스프링 MVC 시작하기 - XML로 세팅하기

스프링 MVC 시작하기 - XML로 세팅하기

  • Web.xml 설정하기
  • root-context.xml 설정하기
  • servlet-context 설정하기

의존관계 설정하기

<?xml version="1.0" encoding="UTF-8"?>
<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.example</groupId>
    <artifactId>springMVCstep3</artifactId>
    <version>1.0-SNAPSHOT</version>

    <properties>
        <javax.servlet-version>4.0.1</javax.servlet-version>
        <javax.servlet.jsp-version>2.3.3</javax.servlet.jsp-version>
        <javax.servlet.jsp.jstl-version>1.2</javax.servlet.jsp.jstl-version>
        <org.springframework-version>5.2.2.RELEASE</org.springframework-version>
        <!-- <org.springframework-version>4.3.25.RELEASE</org.springframework-version> -->
    </properties>

    <!-- 라이브러리 셋팅 -->
    <dependencies>
        <!-- https://mvnrepository.com/artifact/javax.servlet/javax.servlet-api -->
        <dependency>
            <groupId>javax.servlet</groupId>
            <artifactId>javax.servlet-api</artifactId>
            <version>${javax.servlet-version}</version>
            <scope>provided</scope>
        </dependency>
        <!-- https://mvnrepository.com/artifact/javax.servlet.jsp/javax.servlet.jsp-api -->
        <dependency>
            <groupId>javax.servlet.jsp</groupId>
            <artifactId>javax.servlet.jsp-api</artifactId>
            <version>${javax.servlet.jsp-version}</version>
            <scope>provided</scope>
        </dependency>
        <!-- https://mvnrepository.com/artifact/javax.servlet.jsp.jstl/jstl -->
        <dependency>
            <groupId>javax.servlet</groupId>
            <artifactId>jstl</artifactId>
            <version>${javax.servlet.jsp.jstl-version}</version>
        </dependency>
        <!-- https://mvnrepository.com/artifact/org.springframework/spring-webmvc -->
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-webmvc</artifactId>
            <version>${org.springframework-version}</version>
        </dependency>
    </dependencies>

    <build>
        <finalName>springMVCstep3</finalName>
        <sourceDirectory>src/main/java</sourceDirectory>
        <testSourceDirectory>src/test/java</testSourceDirectory>
        <pluginManagement>
            <plugins>
                <plugin>
                    <artifactId>maven-compiler-plugin</artifactId>
                    <version>3.8.0</version>
                    <configuration>
                        <source>1.8</source>
                        <target>1.8</target>
                    </configuration>
                </plugin>
                <plugin>
                    <artifactId>maven-war-plugin</artifactId>
                    <version>3.2.1</version>
                    <configuration>
                        <warSourceDirectory>WebContent</warSourceDirectory>
                    </configuration>
                </plugin>
            </plugins>
        </pluginManagement>
    </build>
    <!-- 라이브러리 버전관리 -->
</project>

Web.xml 설정하기

  • 톰캣 DispatcherServlet 을 스프링 DispatcherServlet 으로 바꾸기
  • Bean을 정의할 xml 파일을 정의하기
  • Listener 를 설정한다.
  • 파라미터 인코더 를 설정한다.
<!-- 현재 웹 애플리케이션에서 받아들이는 모든 요청에 대해 appServlet이라는 이름으로 정의되어 있는 서블릿을 사용하겠다. -->
<servlet-mapping>
    <servlet-name>appServlet</servlet-name>
    <url-pattern>/</url-pattern>
</servlet-mapping>
<!-- 요청 정보를 분석해서 컨트롤러를 선택하는 서블릿을 지정한다. -->
<servlet>
    <servlet-name>appServlet</servlet-name>
    <!-- Spring MVC에서 제공하고 있는 기본 서블릿을 지정한다. -->
    <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
    <!-- Spring MVC 설정을 위한 xml 파일을 지정한다. -->
    <init-param>
        <param-name>contextConfigLocation</param-name>
        <param-value>/WEB-INF/config/servlet-context.xml</param-value>
    </init-param>
    <load-on-startup>1</load-on-startup>
</servlet>
<!-- Bean을 정의할 xml 파일을 지정한다. -->
<context-param>
    <param-name>contextConfigLocation</param-name>
    <param-value>/WEB-INF/config/root-context.xml</param-value>
</context-param>
<!-- 리스너설정 -->
<listener>
    <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<!-- 파라미터 인코딩 필터 설정 -->
<filter>
    <filter-name>encodingFilter</filter-name>
    <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
    <init-param>
        <param-name>encoding</param-name>
        <param-value>UTF-8</param-value>
    </init-param>
    <init-param>
        <param-name>forceEncoding</param-name>
        <param-value>true</param-value>
    </init-param>
</filter>

<filter-mapping>
    <filter-name>encodingFilter</filter-name>
    <url-pattern>/*</url-pattern>
</filter-mapping>
<?xml version="1.0" encoding="UTF-8"?>
<web-app version="4.0"
    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">


    <!-- 요청 정보를 분석해서 컨트롤러를 선택하는 서블릿을 지정한다. -->
    <servlet>
        <servlet-name>appServlet</servlet-name>
        <!-- Spring MVC에서 제공하고 있는 기본 서블릿을 지정한다. -->
        <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
        <!-- Spring MVC 설정을 위한 xml 파일을 지정한다. -->
        <init-param>
            <param-name>contextConfigLocation</param-name>
            <param-value>/WEB-INF/config/servlet-context.xml</param-value>
        </init-param>
        <load-on-startup>1</load-on-startup>
    </servlet>
    <!-- 현재 웹 애플리케이션에서 받아들이는 모든 요청에 대해 appServlet이라는 이름으로 정의되어 있는 서블릿을 사용하겠다. -->
    <servlet-mapping>
        <servlet-name>appServlet</servlet-name>
        <url-pattern>/</url-pattern>
    </servlet-mapping>

    <!-- Bean을 정의할 xml 파일을 지정한다. -->
    <context-param>
        <param-name>contextConfigLocation</param-name>
        <param-value>/WEB-INF/config/root-context.xml</param-value>
    </context-param>
    
    <!-- 리스너설정 -->
    <listener>
        <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
    </listener>
    
    <!-- 파라미터 인코딩 필터 설정 -->
    <filter>
        <filter-name>encodingFilter</filter-name>
        <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
        <init-param>
            <param-name>encoding</param-name>
            <param-value>UTF-8</param-value>
        </init-param>
        <init-param>
            <param-name>forceEncoding</param-name>
            <param-value>true</param-value>
        </init-param>
    </filter>
    
    <filter-mapping>
        <filter-name>encodingFilter</filter-name>
        <url-pattern>/*</url-pattern>
    </filter-mapping>
</web-app>

root-context.xml 설정하기

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
       xsi:schemaLocation="http://www.springframework.org/schema/beans
                           http://www.springframework.org/schema/beans/spring-beans.xsd">
</beans>

servlet-context 설정하기

  • 어노테이션을 가진 클래스들을 Bean으로 등록
  • Component들을 Scan할 위치를 지정한다.
  • View경로를 위한 prefix, suffix를 지정한다.
Share