BAEL-635 Overview of Spring 5 (#1633)

* Overview of Spring 5

* Overview of Spring 5

* BAEL-635 Formatting

spring-5/src/main/java/com/baeldung/jupiter/TestConfig.java

@@ -0,0 +1,20 @@
+package com.baeldung.jupiter;
+
+import com.baeldung.web.reactive.Task;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.context.support.PropertySourcesPlaceholderConfigurer;
+
+@Configuration
+public class TestConfig {
+
+    @Bean
+    static PropertySourcesPlaceholderConfigurer placeholderConfigurer() {
+        return new PropertySourcesPlaceholderConfigurer();
+    }
+
+    @Bean
+    Task taskName() {
+        return new Task("taskName", 1);
+    }
+}