[JAVA-958] Standardize packages in spring-batch module

spring-batch/src/main/java/com/baeldung/batchscheduler/model/Book.java

@@ -0,0 +1,35 @@
+package com.baeldung.batchscheduler.model;
+
+public class Book {
+    private int id;
+    private String name;
+    
+    public Book() {}
+
+    public Book(int id, String name) {
+        super();
+        this.id = id;
+        this.name = name;
+    }
+
+    public int getId() {
+        return id;
+    }
+
+    public void setId(int id) {
+        this.id = id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+    
+    public String toString() {
+        return "Book [id=" + id + ", name=" + name + "]";
+    }
+
+}