seungkyua/springboot-example

springboot-example

module dependency

spring-boot version

• <parent>: spring-boot-starter-parent and spring-boot version
• <dependency>: spring-boot-starter-web without version
• <dependency>: snakeyaml for vulnerability

<parent>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-parent</artifactId>
    <version>3.1.0</version>
    <relativePath/> <!-- lookup parent from repository -->
</parent>

<dependencies>
    <dependency>
        <!-- Spring Boot WebMvc -->
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-web</artifactId>
    </dependency>
    <dependency>
        <!-- Spring Boot 에서 사용하는 snakeyaml 1.x 의 취약점 때문에 2.0 으로 버전 업그레이드 -->
        <groupId>org.yaml</groupId>
        <artifactId>snakeyaml</artifactId>
        <version>2.0</version>
    </dependency>
</dependencies>

dependencies

• spring-boot-devtools: automatic restarting and only using runtime scope

<dependency>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-devtools</artifactId>
    <scope>runtime</scope>
    <optional>true</optional>
</dependency>

• spring-boot-configuration-processor: auto complete for application.properties

<dependency>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-configuration-processor</artifactId>
    <optional>true</optional>
</dependency>

• lombok: getter and setter

<dependency>
    <groupId>org.projectlombok</groupId>
    <artifactId>lombok</artifactId>
    <optional>true</optional>
</dependency>

• spring-boot-starter-data-jpa: include which supports pageable
• hibernate-validator: form validator in server side
• mysql-connector-java: connect to mysql
• hsqldb: connect to hsqldb

<dependency>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-data-jpa</artifactId>
</dependency>
<dependency>
    <groupId>org.hibernate</groupId>
    <artifactId>hibernate-validator</artifactId>
    <version>8.0.1.Final</version>
</dependency>
<dependency>
    <groupId>mysql</groupId>
    <artifactId>mysql-connector-java</artifactId>
    <version>8.0.33</version>
</dependency>
<dependency>
    <groupId>org.hsqldb</groupId>
    <artifactId>hsqldb</artifactId>
    <version>2.7.2</version>
</dependency>

• jakarta.servlet-api: servlet and servlet filter from spring boot 3.0 (no more javax)
• spring-boot-starter-actuator: an information of application (e.q. Spring Bean lists)
• jackson-dataformat-xml: find resolver in WebMvcAutoConfiguration

<dependency>
    <!-- Servlet / ServletFilter 을 사용하기 위해 -->
    <groupId>jakarta.servlet</groupId>
    <artifactId>jakarta.servlet-api</artifactId>
    <version>6.0.0</version>
</dependency>
<dependency>
    <!-- Application 정보 모니터링 -->
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-actuator</artifactId>
</dependency>
<dependency>
    <!-- WebMvcAutoConfiguration 에서 Resolver 연결에 사용 -->
    <groupId>com.fasterxml.jackson.dataformat</groupId>
    <artifactId>jackson-dataformat-xml</artifactId>
    <version>2.15.2</version>
</dependency>

Reading properties

java -jar ./application.jar --spring.config.location=file:./application.properties

java -jar ./application.jar -Dspring.profiles.active=dev

export spring_profiles_active
java -jar ./application.jar

Execute application

nohup java -Xms1024m -Xms1024m -XX:+UseG1GC -jar ./application.jar > server.out 2>&1 &