package com.chris.collection;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Random;
public class TestContainsSort {
public static void main(String[] args) {
// TODO Auto-generated method stub
TestContainsSort tcs=new TestContainsSort();
tcs.testSort();
}
public void testSort(){
List<String> stringList=new ArrayList<String>();
// ASCII中:数字(48~57)大小字母(65~90)小写字母(97~122)
String str;
for(int t=0;t<10;t++){
Random random=new Random();
int size;
do{
size=random.nextInt(10);
}while(size<1);
char []chararray=new char[size];
for(int i=0;i<size;i++){
char ch;
int num;
do{
num=random.nextInt(122);
}while(num<48||(num>57&&num<65)||(num>90&&num<97));
ch=(char) num;
chararray[i]=ch;
}
str=String.valueOf(chararray);
System.out.println("添加的字符串:"+str);
stringList.add(str);
}
System.out.println("------------排序前-------------");
for (String string : stringList) {
System.out.println(string);
}
System.out.println("------------排序后-------------");
Collections.sort(stringList);//Collection.sort(stringList);
for (String string : stringList) {
System.out.println(string);
}
}
}