FROM maven:3.5-jdk-9 AS build COPY pom.xml . RUN mvn --batch-mode dependency:resolve COPY . . RUN mvn --batch-mode package RUN cp target/*jar target/app.jar FROM openjdk:9-jre VOLUME /tmp COPY --from=build target/app.jar app.jar ENTRYPOINT ["java","-Djava.security.egd=file:/dev/./urandom","-jar","/app.jar"]