package cc.mrbird.febs.pay.util;
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import java.util.Random;
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import java.util.UUID;
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/**
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* 获取一些随机数的工具类
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* @author chenyf
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* @date 2018-12-15
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*/
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public class RandomUtil {
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public static String get16LenStr(){
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if(getInt(2) == 0){
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return MD5Util.getMD5Hex(UUID.randomUUID().toString()).substring(16);
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}else{
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return MD5Util.getMD5Hex(UUID.randomUUID().toString()).substring(1, 17);
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}
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}
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public static String get32LenStr(){
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return MD5Util.getMD5Hex(UUID.randomUUID().toString());
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}
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public static int getInt(int max){
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Random random = new Random();
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return random.nextInt(max);
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}
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}
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