`mvn archetype:generate`	프로젝트 생성
`mvn compile`	소스 컴파일
`mvn test`	테스트 실행
`mvn package`	JAR/WAR 생성
`mvn install`	로컬 저장소 설치
`mvn deploy`	원격 배포
`mvn clean`	빌드 정리
`mvn clean install -DskipTests`	테스트 건너뛰기
`mvn dependency:tree`	의존성 트리
`mvn versions:display-dependency-updates`	업데이트 확인

POM 설정

pom.xml

기본 구조

<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0">
    <modelVersion>4.0.0</modelVersion>
    
    <groupId>com.example</groupId>
    <artifactId>my-app</artifactId>
    <version>1.0.0</version>
    <packaging>jar</packaging>
    
    <properties>
        <java.version>17</java.version>
        <maven.compiler.source>17</maven.compiler.source>
        <maven.compiler.target>17</maven.compiler.target>
        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
    </properties>
</project>

의존성

<dependencies>
    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-web</artifactId>
        <version>3.2.0</version>
    </dependency>
    
    <dependency>
        <groupId>org.projectlombok</groupId>
        <artifactId>lombok</artifactId>
        <version>1.18.30</version>
        <scope>provided</scope>
    </dependency>
    
    <dependency>
        <groupId>org.junit.jupiter</groupId>
        <artifactId>junit-jupiter</artifactId>
        <version>5.10.0</version>
        <scope>test</scope>
    </dependency>
</dependencies>

의존성 관리

BOM 임포트

<dependencyManagement>
    <dependencies>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-dependencies</artifactId>
            <version>3.2.0</version>
            <type>pom</type>
            <scope>import</scope>
        </dependency>
    </dependencies>
</dependencyManagement>

<!-- Now versions are inherited -->
<dependencies>
    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-web</artifactId>
    </dependency>
</dependencies>

플러그인

빌드 플러그인

일반 플러그인

<build>
    <plugins>
        <!-- Compiler -->
        <plugin>
            <groupId>org.apache.maven.plugins</groupId>
            <artifactId>maven-compiler-plugin</artifactId>
            <version>3.11.0</version>
            <configuration>
                <source>17</source>
                <target>17</target>
            </configuration>
        </plugin>
        
        <!-- Spring Boot -->
        <plugin>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-maven-plugin</artifactId>
        </plugin>
        
        <!-- Surefire (tests) -->
        <plugin>
            <groupId>org.apache.maven.plugins</groupId>
            <artifactId>maven-surefire-plugin</artifactId>
            <version>3.2.2</version>
        </plugin>
    </plugins>
</build>

실행 플러그인

<plugin>
    <groupId>org.codehaus.mojo</groupId>
    <artifactId>exec-maven-plugin</artifactId>
    <version>3.1.0</version>
    <configuration>
        <mainClass>com.example.Main</mainClass>
    </configuration>
</plugin>

<!-- Run with: mvn exec:java -->

프로파일

빌드 프로파일

프로파일 정의

<profiles>
    <profile>
        <id>dev</id>
        <activation>
            <activeByDefault>true</activeByDefault>
        </activation>
        <properties>
            <env>dev</env>
        </properties>
    </profile>
    
    <profile>
        <id>prod</id>
        <properties>
            <env>prod</env>
        </properties>
        <build>
            <plugins>
                <plugin>
                    <artifactId>maven-compiler-plugin</artifactId>
                    <configuration>
                        <debug>false</debug>
                        <optimize>true</optimize>
                    </configuration>
                </plugin>
            </plugins>
        </build>
    </profile>
</profiles>

<!-- Activate: mvn package -Pprod -->

멀티 모듈

부모 POM

부모 프로젝트

<!-- Parent pom.xml -->
<project>
    <modelVersion>4.0.0</modelVersion>
    <groupId>com.example</groupId>
    <artifactId>parent</artifactId>
    <version>1.0.0</version>
    <packaging>pom</packaging>
    
    <modules>
        <module>core</module>
        <module>api</module>
        <module>web</module>
    </modules>
</project>

<!-- Child pom.xml -->
<project>
    <parent>
        <groupId>com.example</groupId>
        <artifactId>parent</artifactId>
        <version>1.0.0</version>
    </parent>
    
    <artifactId>core</artifactId>
</project>