About to delete this code. Clone is protected in Java's Cloneable interface, so it doesn't work.

306BookNotes/3_Fundamental_Data_Structures/ch3_code/Examples.java

@@ -4,26 +4,34 @@ import java.util.Arrays;
 import java.util.Random;
 
 public class Examples{
-
     public static void main(String[] args){
         randomExample();
+        //CustomS_B[] vars = {new Examples.CustomS_B("abc"),new Examples.CustomS_B("DEF"),new Examples.CustomS_B("ghi")};
+        //vars.clone();
+        Integer[] vars = {1,2,3,4};
+        System.out.println(Arrays.toString(deepClone(vars)));
+
     }
 
-    public Object[] deepClone(Object[] o){
-        Class oType = o.getClass();
-        Object[] newClone = Array.newInstance(oType, o.length);
-        for(int k=0;  k < contacts.length; k++){
-            try{
-                Method clone = o[k].getMethod("clone", new Class[0]);
-                newClone[k] = (Object) clone.invoke(obj, args);
-            }catch(NoSuchMethodException e){
-                e.printStackTrace();
+
+    /**
+     * A way of cloning an array of clonables.
+     * Works with multi dimensional arrays
+     */
+    public static Integer[] deepClone(Integer[] o){
+        //Class oType = o.getClass();
+        //Cloneable[] newClone = o.clone();//Array.newInstance(oType, o.length);
+        Integer[] newClone = o.clone();
+        for(int k=0;  k < o.length; k++){
+            if(o[k].getClass().isArray()){
+                newClone[k] = deepClone((Integer[]) o[k]);
+            }else{
+                Cloneable newObj = o[k];
+                newClone[k] = newObj.clone();
             }
         }
-
-
-        
         return newClone;
+
     }