类与对象课后作业第一题

public class Test 
{
 	private int id;
 	private String name;
 	private static long count;
 	private final static ThreadLocal tl=new ThreadLocal();

	public Test()
        {
 		super();
 		count++;
 		tl.set(count);
 	}
 	public long getCount()
{
 		return (Long)tl.get();
 }
 	public static void main(String[] args)
 { 		
for (int i = 0; i < 5; i++)
 {
 			Test t=new Test(); 
			System.out.println(t.getCount());
 }
 }
 	 }

类与对象课后作业第一题

原文：http://www.cnblogs.com/274761783cyf/p/4888204.html