Master (#1250)

* Bean Injection Project is added

Different Types of Bean Injection article codes are added.

* Java-based configuration added

Java-based configuration and tests are added. Coding styles are fixed.

* List of Lists Article Codes added.

List of Lists Article Codes added.

core-java/src/main/java/com/baeldung/list/listoflist/Pen.java

@@ -0,0 +1,18 @@
+package com.baeldung.list.listoflist;
+
+public class Pen implements Stationery {
+
+    public String name;
+
+    public Pen(String name) {
+        this.name = name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getName() {
+        return this.name;
+    }
+}

core-java/src/main/java/com/baeldung/list/listoflist/Pencil.java

@@ -0,0 +1,18 @@
+package com.baeldung.list.listoflist;
+
+public class Pencil implements Stationery{
+    
+    public String name;
+    
+    public Pencil(String name) {
+        this.name = name;
+    }
+    
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getName() {
+        return this.name;
+    }
+}

core-java/src/main/java/com/baeldung/list/listoflist/Rubber.java

@@ -0,0 +1,18 @@
+package com.baeldung.list.listoflist;
+
+public class Rubber implements Stationery {
+
+    public String name;
+
+    public Rubber(String name) {
+        this.name = name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getName() {
+        return this.name;
+    }
+}

core-java/src/main/java/com/baeldung/list/listoflist/Stationery.java

@@ -0,0 +1,5 @@
+package com.baeldung.list.listoflist;
+
+public interface Stationery {
+
+}