Boxing & UnBoxing

AutoBoxing 與 Auto Unboxing:

public class AutoBox {
    public static void main(String[] args){
    
        Integer intObject = new Integer(1);
        int intPrimitive = 2;
        
        Integer tempInteger;
        int tempPrimitive;
        
        tempInteger = new Integer(intPrimitive);
        tempPrimitive = intObject.intValue();
        
        tempInteger = intPrimitive;  //Auto Boxing
        tempPrimitive = intObject; // Auto Unboxing
    }
}