buildscript { ext { springBootVersion = '2.0.0.RELEASE' } repositories { mavenCentral() } dependencies { classpath("org.springframework.boot:spring-boot-gradle-plugin:${springBootVersion}") } } apply plugin: 'java' apply plugin: 'eclipse' apply plugin: 'org.springframework.boot' apply plugin: 'io.spring.dependency-management' group = 'org.baeldung' version = '0.0.1-SNAPSHOT' sourceCompatibility = 1.8 repositories { mavenCentral() } dependencies { compile('org.springframework.boot:spring-boot-starter') testCompile('org.springframework.boot:spring-boot-starter-test') } springBoot { mainClassName = 'org.baeldung.DemoApplication' } bootJar { // This is overridden by the mainClassName in springBoot{} and added here for reference purposes. mainClassName = 'org.baeldung.DemoApplication' // This block serves the same purpose as the above thus commented out. Added here for reference purposes // manifest { // attributes 'Start-Class': 'org.baeldung.DemoApplication' // } }