package cc.mrbird.febs.pay.util;
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import java.util.Random;
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public class RandomStringGenerator {
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/**
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* 获取一定长度的随机字符串
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* @param length 指定字符串长度
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* @return 一定长度的字符串
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*/
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public static String getRandomStringByLength(int length) {
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String base = "abcdefghijklmnopqrstuvwxyz0123456789";
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Random random = new Random();
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StringBuffer sb = new StringBuffer();
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for (int i = 0; i < length; i++) {
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int number = random.nextInt(base.length());
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sb.append(base.charAt(number));
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}
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return sb.toString();
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}
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}
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