com.riversoft.weixin.common.util.RandomStringGenerator Maven / Gradle / Ivy
package com.riversoft.weixin.common.util;
import java.util.Random;
/**
* Created by exizhai on 12/1/2015.
*/
public class RandomStringGenerator {
/**
* 获取一定长度的随机字符串
* @param length 指定字符串长度
* @return 一定长度的字符串
*/
public static String getRandomStringByLength(int length) {
String base = "abcdefghijklmnopqrstuvwxyz0123456789";
Random random = new Random();
StringBuffer sb = new StringBuffer();
for (int i = 0; i < length; i++) {
int number = random.nextInt(base.length());
sb.append(base.charAt(number));
}
return sb.toString();
}
}