Spark graphx moved to a new project due to a incompatibility of scala compiler

spring-mvc-java/src/main/java/com/baeldung/events/FooCreationEvent.java

@@ -0,0 +1,10 @@
+package com.baeldung.events;
+
+import org.springframework.context.ApplicationEvent;
+
+public class FooCreationEvent extends ApplicationEvent {
+
+    public FooCreationEvent(Object source) {
+        super(source);
+    }
+}