4.0.0 org.springframework.boot spring-boot-samples ${revision} spring-boot-sample-undertow-ssl Spring Boot Undertow SSL Sample Spring Boot Undertow SSL Sample ${basedir}/../.. org.springframework.boot spring-boot-starter-web org.springframework.boot spring-boot-starter-tomcat org.springframework.boot spring-boot-starter-undertow org.springframework.boot spring-boot-starter-test test org.apache.httpcomponents httpclient test org.springframework.boot spring-boot-maven-plugin