test.java

Java编程思想 第九课 全源码

import java.util.*;
import com.bruceeckel.util.*;

class test
{
	static Collections2.StringGenerator sg = 
	 	Collections2.countries;
	static ArrayList res(){//试试reset()
		ArrayList al = new ArrayList();
		Collections2.fill(al,sg.reset(),10);
		return al;
	}
	static ArrayList nex(){//试试next()
		ArrayList al2 = new ArrayList();
		sg.reset();//游标移到开头
		Collections2.fill(al2,sg,10);
		return al2;
	}
	
	public static void main(String[] args)
	{
		System.out.println(res());
		System.out.println(nex());
		
	/*	Collection c = new ArrayList();
	*	Collections2.fill(c,Collections2.countries,5);
	*	System.out.println(c);
	*	//Collections2.countries.reset();
	*	Collection c2 =new ArrayList();
	*	Collections2.fill(c2,Collections2.countries,5);
	*	System.out.println(c2);
	*	c.addAll(c2);
	*	System.out.println(c);
	*	System.out.println(Collections.max(c));*/

	 
	
	}
}