Add example for publisher confirms.

src/main/java/examples/Examples.java

@@ -46,6 +46,33 @@ public void basicPublish(RabbitMQClient client) {
     });
   }
 
+  public void basicPublishWithConfirm(RabbitMQClient client) {
+    JsonObject message = new JsonObject().put("body", "Hello RabbitMQ, from Vert.x !");
+
+    // Put the channel in confirm mode. This can be done once at init.
+    client.confirmSelect(confirmResult -> {
+      if(confirmResult.succeeded()) {
+        client.basicPublish("", "my.queue", message, pubResult -> {
+          if (pubResult.succeeded()) {
+            // Check the message got confirmed by the broker.
+            client.waitForConfirms(waitResult -> {
+              if(waitResult.succeeded())
+                System.out.println("Message published !");
+              else
+                waitResult.cause().printStackTrace();
+            });
+          } else {
+            pubResult.cause().printStackTrace();
+          }
+        });
+      } else {
+        confirmResult.cause().printStackTrace();
+      }
+    });
+
+  }
+
+
   public void basicConsume(Vertx vertx, RabbitMQClient client) {
     // Create the event bus handler which messages will be sent to
     vertx.eventBus().consumer("my.address", msg -> {

src/main/java/io/vertx/rabbitmq/package-info.java

@@ -71,6 +71,15 @@
  * {@link examples.Examples#basicPublish}
  * ----
  *
+ * === Publish with confirm
+ *
+ * Publish a message to a queue and confirm the broker acknowledged it.
+ *
+ * [source,$lang]
+ * ----
+ * {@link examples.Examples#basicPublishWithConfirm}
+ * ----
+ * 
  * === Consume
  *
  * Consume messages from a queue