package boxing;


import java.util.Vector;

public class AutoBoxing {

   public static void main(String[] args) {
     
     double d1 = 4711.007;
     Double doubleWrapper = d1;
     double d2 = doubleWrapper;
     
     Vector<Integer> vec = new Vector<Integer>();
     vec.add(1);
     vec.add(2);
     vec.add(3);
     int sum = 0;
     for (int i: vec) {
       sum = sum + i;
     }
     System.out.println("sum = " + sum);
     
     // Achtung: Autoboxing verwendet: Integer Integer.valueOf(int)
     Integer integer = 6;
     System.out.println("Same Integer-Object:  " + (sum == integer));
    
     
     //meth(null);
     
  }
   
  static void meth(Integer integer) {
    int i = integer;
  }

}