randomdatatest.java

一款少见的用swt写的彩票软件

package com.dc.test;

import java.util.Random;
import java.util.HashSet;
import java.util.Iterator;
public class RandomDataTest {

	public static void GetRandomData() {
		int[] total_data = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
				16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
				32, 33 };
		int[] red_data = new int[6];
		Random rand_data = new Random();
		int temp = 0;
		
		int data_len = total_data.length;
		for (int i = 0; i < 6; i++) {
			temp = rand_data.nextInt(data_len);
			red_data[i]=total_data[temp];
			for(int j=0;j<i;j++)
				if(red_data[i] == red_data[j]){
					i--;
				}
			System.out.print(red_data[i]+"|");
		}
		sort(red_data);
		/*
		System.out.println();
		for(int i =0;i<6;i++){
			System.out.print(red_data[i]+"|");
		}
		System.out.println();	
		System.out.println("****************");
		HashSet hashset = new HashSet();
		while(hashset.size()<6){
			int temp_hash = total_data[rand_data.nextInt(33)];
			hashset.add(temp_hash);
		}
			
		System.out.println("****************");		
		System.out.println(hashset.size());
		Iterator ii= hashset.iterator();
		int temp_array[] = new int[6];
		int temp_int=0;
		while(ii.hasNext()){
			System.out.print(ii.next()+"|");
		}
		*/
		 
	}
	
	public static void sort(int array[]){
		int temp = 0;
		int len = array.length;
		for(int i = 0;i<len;i++){
			for(int j =0;j<len - i -1;j++)
			if(array[j]>array[j+1]){
				temp = array[j+1];
				array[j+1]= array[j];
				array[j] = temp;
			}
		}

	}

	public static void main(String args[]) {
		// System.out.println(GetRandomData());
		GetRandomData();
	}

}