pair.java

该程序通过编程介绍了Jdk1.5的几个新特性

package cn.edu.zju.jf;

/**
 * 泛型类，类似于C++中的模板
 * @author tmj
 * T表示通用类
 * @param <T>
 */
public class Pair<T>
{
   public Pair() { first = null; second = null; }
   public Pair(T first, T second) { this.first = first;  this.second = second; }

   public T getFirst() { return first; }
   public T getSecond() { return second; }

   public void setFirst(T newValue) { first = newValue; }
   public void setSecond(T newValue) { second = newValue; }

   private T first;
   private T second;
}