package test;

import hibernate.News;

import hibernate.NewsDAO;

import java.io.UnsupportedEncodingException;

import java.sql.Timestamp;

import java.text.SimpleDateFormat;

import java.util.Date;

import java.util.Random;

public class Main {

//hibernate随机插入汉字

public static void main(String[] args) {

for (int i = 0;i<10;i++) {

//数据库的表和字段

News n= new News();

String s1 = getRandomJianHan(100);

String title = getRandomJianHan(10);

n.setNtitle(title);

n.setContext(s1);

n.setPath(getRandomJianHan(5));

n.setNname(getRandomJianHan(3));

n.setNtime(getDate("2000-01-01 00:00:00","2017-11-08 00:00:00"));

NewsDAO dao = new NewsDAO();

dao.merge(n);

}

}

//设置时间格式

public static Timestamp getDate(String s,String e){

try{

SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");

long start = sdf.parse(s).getTime();

long end = sdf.parse(e).getTime();

double t = Math.random()*(end-start)+start;

return new Timestamp((long)t);

}catch (Exception ex) {

ex.printStackTrace();

}

return null;

}

//随机获取汉字

public static String getRandomJianHan(int len){

String ret="";

for(int i=0;i<len;i++){

String str = null;

int hightPos, lowPos; // 定义高低位

Random random = new Random();

hightPos = (176 + Math.abs(random.nextInt(39))); //获取高位值

lowPos = (161 + Math.abs(random.nextInt(93))); //获取低位值

byte[] b = new byte[2];

b[0] = (new Integer(hightPos).byteValue());

b[1] = (new Integer(lowPos).byteValue());

try

{

str = new String(b, "GBk"); //转成中文

}

catch (UnsupportedEncodingException ex)

{

ex.printStackTrace();

}

ret+=str;

}

return ret;

}

}