4.0.0 com.example.vertx helloworld 1.0.0-SNAPSHOT io.vertx vertx-core ${version.vertx} io.vertx vertx-rx-java2 ${version.vertx} maven-compiler-plugin 3.8.0 1.8 1.8 org.apache.maven.plugins maven-shade-plugin 3.2.0 package shade io.vertx.core.Launcher com.example.helloworld.HelloWorld 3.5.4