bean reference injection

spring-core/src/main/java/com/baeldung/collection/BaeldungBean.java

@@ -0,0 +1,7 @@
+package com.baeldung.collection;
+
+/**
+ * Created by Gebruiker on 5/22/2018.
+ */
+public class BaeldungBean {
+}

spring-core/src/main/java/com/baeldung/collection/CollectionConfig.java

@@ -26,4 +26,19 @@ public class CollectionConfig {
         nameMap.put(3, "Harry");
         return nameMap;
     }
+
+    @Bean
+    public BaeldungBean getElement() {
+        return new BaeldungBean();
+    }
+
+    @Bean
+    public BaeldungBean getAnotherElement() {
+        return new BaeldungBean();
+    }
+
+    @Bean
+    public BaeldungBean getOneMoreElement() {
+        return new BaeldungBean();
+    }
 }

spring-core/src/main/java/com/baeldung/collection/CollectionInjectionDemo.java

@@ -15,5 +15,6 @@ public class CollectionInjectionDemo {
         collectionsBean.printNameList();
         collectionsBean.printNameSet();
         collectionsBean.printNameMap();
+        collectionsBean.printBeanList();
     }
 }

spring-core/src/main/java/com/baeldung/collection/CollectionsBean.java

@@ -18,6 +18,9 @@ public class CollectionsBean {
 
     private Map<Integer, String> nameMap;
 
+    @Autowired
+    private List<BaeldungBean> beanList;
+
     public CollectionsBean() {
     }
 
@@ -41,4 +44,8 @@ public class CollectionsBean {
     public void printNameMap() {
         System.out.println(nameMap);
     }
+
+    public void printBeanList() {
+        System.out.println(beanList);
+    }
 }