dictionary2.java

来自「java源程序 对初学者有很大的帮助 从简单到复杂」· Java 代码 · 共 33 行

//********************************************************************
//  Dictionary2.java       Author: Lewis/Loftus
//
//  Represents a dictionary, which is a book. Used to demonstrate
//  the use of the super reference.
//********************************************************************

public class Dictionary2 extends Book2
{
   private int definitions;

   //-----------------------------------------------------------------
   //  Sets up the dictionary with the specified number of pages
   //  (maintained by the Book parent class) and defintions.
   //-----------------------------------------------------------------
   public Dictionary2 (int numPages, int numDefinitions)
   {
      super (numPages);

      definitions = numDefinitions;
   }

   //-----------------------------------------------------------------
   //  Prints a message using both local and inherited values.
   //-----------------------------------------------------------------
   public void definitionMessage ()
   {
      System.out.println ("Number of definitions: " + definitions);

      System.out.println ("Definitions per page: " + definitions/pages);
   }
}