package?test;

import?java.util.ArrayList;
import?java.util.Collections;
import?java.util.List;
import?java.util.Random;

public?class?ConllectionsTest?{

	public?static?void?StringListTest()?{
		
		List<String>?stringList?=?new?ArrayList<String>();
		Random?random?=?new?Random();
		StringBuffer?buffer=new?StringBuffer();
		
		for(int?i=0;i<10;i++)?{
			do?{
				int?length=random.nextInt(10)+1;
				while(length>0)
				{
					int?randomint=random.nextInt(123);
					if(randomint>=48&&randomint<=57||
					???randomint>=65&&randomint<=90||
					???randomint>=97&&randomint<=122)
					{
						char?c=(char)?randomint;
						buffer.append(c);
					}
					else?continue;
					length--;
				}
				
			}while(stringList.contains(buffer.toString()));
			stringList.add(buffer.toString());
			buffer.setLength(0);
		}
		System.out.println("-------添加字符串后-------");
		for(String?string:stringList)
		{
			System.out.println("字符串為："+string);
			
		}
		Collections.sort(stringList);
		System.out.println("-------排列字符串后-------");
		for(String?string:stringList)
		{
			System.out.println("字符串為："+string);
			
		}
	}
	
	public?static?void?main(String[]?args)?{
		//?TODO?自動生成的方法存根
		StringListTest();
	}

}