Vertx + CloudEvents sample Build mvn package Start HTTP Server mvn exec:java -Dexec.mainClass="io.cloudevents.examples.vertx.SampleHTTPServer" -Dexec.args="8080" Start HTTP Client mvn exec:java -Dexec.mainClass="io.cloudevents.examples.vertx.SampleHTTPClient" -Dexec.args="http://localhost:8080"