cleanup work

spring-all/src/main/java/org/baeldung/persistence/Setup.java

@@ -0,0 +1,26 @@
+package org.baeldung.persistence;
+
+import org.springframework.context.ApplicationListener;
+import org.springframework.context.event.ContextRefreshedEvent;
+import org.springframework.stereotype.Component;
+
+@Component
+public class Setup implements ApplicationListener<ContextRefreshedEvent> {
+
+    private boolean setupDone;
+
+    public Setup() {
+        super();
+    }
+
+    //
+
+    @Override
+    public final void onApplicationEvent(final ContextRefreshedEvent event) {
+        if (!setupDone) {
+            System.out.println();
+            setupDone = true;
+        }
+    }
+
+}