java.txt

随机选号彩票工具java 祝大家中奖

import java.util.*; 
import java.io.*; 
import java.lang.*; 

public class GetLotteryNumber{ 
public static int[] LotteryNumber=new int[7]; 
public static int temp=0; 
static int temp1=0; 
public static void main(String[] args){ 
if(args.length==0){ 
System.out.print("彩票号码为:"); 
OutputLotteryNumber(); 
}else{ 
try{ 
temp1=Integer.parseInt(args[0]); 
}catch(Exception e){ 
System.out.println("ERROR:"+e.getMessage()); 
} 
if(temp1>99999){temp1=999999;System.out.println("请注意！每次最多只能产生999999组彩票号码。");} 

for(int i=0;i<temp1;i++){ 
System.out.print("第"+(int)(i+1)+"组彩票号码为: "); 
OutputLotteryNumber(); 
System.out.println(); 
} 
} 
} 

public static void OutputLotteryNumber(){ 
LotteryNumberTheard[] Lottery=null; 
Random random; 
long tempTime; 
for(int j=0;j<LotteryNumber.length;j++){ 
try{ 
Lottery[j]=new LotteryNumberTheard(j); 
random=new Random(java.lang.System.currentTimeMillis()%197807); 
tempTime=random.nextInt((int)(java.lang.System.currentTimeMillis()%793)); 
Lottery[j].sleep(tempTime); 
}catch(Exception e){ 
} 
} 

for(int j=0;j<LotteryNumber.length-1;j++)//排序 
for(int i=j+1;i<LotteryNumber.length;i++) 
if(LotteryNumber[j]>LotteryNumber[i]){ 
temp=LotteryNumber[j]; 
LotteryNumber[j]=LotteryNumber[i]; 
LotteryNumber[i]=temp; 
} 

/** 
System.out.print("未整理前的号码："); 
for(int j=0;j<LotteryNumber.length;j++) 
System.out.print(LotteryNumber[j]+" "); 
System.out.println(); 
**/ 

//排除重复的数字，并产生新的数字 
int er=0; 
int flag=0; 
while(er<7){ 
flag=0; 
temp=LotteryNumber[er]; 

for(int i=0;i<LotteryNumber.length-1;i++){ 
if(temp==LotteryNumber[i]&&er!=i){ 
temp=CreateLotterNumber(); 
flag=1; 
break; 
} 
} 
if(flag==0) { 
er+=1; 
}else{ 
LotteryNumber[er]=temp; 
} 
} 
// end 

for(int j=0;j<LotteryNumber.length-1;j++) //重新排序 
for(int i=j+1;i<LotteryNumber.length;i++) 
if(LotteryNumber[j]>LotteryNumber[i]){ 
temp=LotteryNumber[j]; 
LotteryNumber[j]=LotteryNumber[i]; 
LotteryNumber[i]=temp; 
} 

for(int j=0;j<LotteryNumber.length;j++) 
System.out.print(LotteryNumber[j]+"\t"); 
} 

public static int CreateLotterNumber(){ 
int temp; 
Random random1; 
random1=new Random(java.lang.System.currentTimeMillis()); 
temp=(random1.nextInt())%37; 

while(temp==0){ 
random1=new Random(java.lang.System.currentTimeMillis()); 
temp=(random1.nextInt())%37; 
} 

temp=temp>0?temp:-1*temp; 
return temp; 
} 

} 


class LotteryNumberTheard extends Thread{ 
GetLotteryNumber GetLottery=new GetLotteryNumber(); 
Random random; 
LotteryNumberTheard(int ArraryNumber){ 
setLotterNumber(ArraryNumber); 
} 

public void setLotterNumber(int ArrayNumber){ 
int ArNumber=ArrayNumber; 
int temp; 
random=new Random(java.lang.System.currentTimeMillis()); 
temp=(random.nextInt())%37; 

while(temp==0){ 
random=new Random(java.lang.System.currentTimeMillis()); 
temp=(random.nextInt())%37; 
} 

temp=temp>0?temp:-1*temp; 
GetLottery.LotteryNumber[ArNumber]=temp; 
} 
} 

使用： 
D:\JavaWork>javac GetLotteryNumber.java 

D:\JavaWork>java -classpath . GetLotteryNumber 
彩票号码为:3 7 9 14 26 32 35 
D:\JavaWork>java -classpath . GetLotteryNumber 3 
第1组彩票号码为: 5 9 10 13 19 24 36 
第2组彩票号码为: 2 4 6 15 25 34 36 
第3组彩票号码为: 2 14 21 24 27 30 31