Added readme

Signed-off-by: Francesco Guardiani <francescoguard@gmail.com>

Author: slinkydeveloper

examples/README.md

@@ -0,0 +1,9 @@
+# CloudEvents sdk-java examples
+
+This directory includes some examples on how to use CloudEvents sdk-java:
+
+* [kafka](kafka) shows how to use the module `cloudevents-kafka` to produce and consume CloudEvents on Kafka topics.
+* [restful-ws-quarkus](restful-ws-quarkus) shows how to use the module `cloudevents-http-restful-ws` with Quarkus to receive and send CloudEvents through HTTP.
+* [restful-ws-spring-boot](restful-ws-spring-boot) shows how to use the module `cloudevents-http-restful-ws` with Spring Boot and Jersey to receive and send CloudEvents through HTTP.
+* [vertx](vertx) shows how to use the module `cloudevents-http-vertx` to receive and send CloudEvents through HTTP using `vertx-web-client` and `vertx-core`.
+* [basic-http](basic-http) shows how to use the module `cloudevents-http-basic` to send and receive CloudEvents using `JDK`'s `HttpServer`, `HttpURLConnection` and Jetty.