Remove unecessary calls to super()

jackson-annotations/src/main/java/com/baeldung/jacksonannotation/deserialization/jacksoninject/Author.java

@@ -15,9 +15,8 @@ public class Author extends Person {
 
     List<Item> items = new ArrayList<>();
 
-    public Author(){
+    public Author(){}
-        super();
+
-    }
     public Author(String firstName, String lastName) {
         super(firstName, lastName);
     }

jackson-annotations/src/main/java/com/baeldung/jacksonannotation/deserialization/jsondeserialize/Book.java

@@ -19,9 +19,7 @@ public class Book extends Item {
     private Date published;
     private BigDecimal pages;
 
-    public Book() {
+    public Book() {}
-        super();
-    }
 
     public Book(String title, Author author) {
         super(title, author);

jackson-annotations/src/main/java/com/baeldung/jacksonannotation/deserialization/jsonsetter/Author.java

@@ -18,9 +18,7 @@ public class Author extends Person {
 
     private List<Item> items = new ArrayList<>();
 
-    public Author(){
+    public Author(){}
-        super();
-    }
 
     public Author(String firstName, String lastName) {
         super(firstName, lastName);

jackson-annotations/src/main/java/com/baeldung/jacksonannotation/serialization/jsonserialize/Book.java

@@ -19,9 +19,7 @@ public class Book extends Item {
     private Date published;
     private BigDecimal pages;
 
-    public Book(){
+    public Book(){}
-        super();
-    }
 
     public Book(String title, Author author) {
         super(title, author);