Add endpoint for testing

spring-rest/src/main/java/org/baeldung/web/controller/ItemController.java

@@ -27,7 +27,13 @@ public class ItemController {
 	}
 
 	@RequestMapping("/date")
-    public Date getCurrentDate() {
+	public Date getCurrentDate() throws Exception {
 		return new Date();
 	}
+
+	@RequestMapping("/delay/{seconds}")
+	public void getCurrentTime(@PathVariable final int seconds) throws Exception {
+
+		Thread.sleep(seconds * 1000);
+	}
 }