testautostring.java

Java程序设计技巧与开发实例附书源代码。

public class TestAutoString
{
   public static void main(String args[])
   {
      Object array[] = new Object[4];
      array[0] = new Address("Bert Wachsmuth", "[e-mail]");
      array[1] = new Check("Regular salary", 6500);
      array[2] = new Length(5.11, "feet");
      array[3] = new Rectangle(3, 4);
      for (int i = 0; i < array.length; i++)
      {
         System.out.println(array[i]);
      }
   }
}