package cn.cetc54.platform.core.common.utils;
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import cn.cetc54.platform.core.common.exception.PlatformException;
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import cn.cetc54.platform.core.common.constant.CommonConstant;
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import cn.hutool.core.util.StrUtil;
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import java.util.Random;
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import java.util.UUID;
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/**
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* @author
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*/
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public class CommonUtil {
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/**
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* 以UUID重命名
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*
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* @param fileName
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* @return
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*/
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public static String renamePic(String fileName) {
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String extName = fileName.substring(fileName.lastIndexOf("."));
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return UUID.randomUUID().toString().replace("-", "") + extName;
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}
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/**
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* 随机6位数生成
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*/
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public static String getRandomNum() {
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Random random = new Random();
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int num = random.nextInt(999999);
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//不足六位前面补0
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String str = String.format("%06d", num);
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return str;
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}
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/**
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* 批量递归删除时 判断target是否在ids中 避免重复删除
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* @param target
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* @param ids
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* @return
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*/
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public static Boolean judgeIds(String target, String[] ids){
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Boolean flag = false;
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for(String id : ids){
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if(id.equals(target)){
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flag = true;
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break;
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}
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}
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return flag;
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}
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/**
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* 禁用词判断
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* @param param
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*/
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public static void stopwords(String param){
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if (StrUtil.isBlank(param)) {
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return;
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}
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// 转换成小写
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param = param.toLowerCase();
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// 判断是否包含非法字符
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for (String keyword : CommonConstant.STOP_WORDS) {
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if (param.contains(keyword)) {
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throw new PlatformException("名称包含禁用词：" + keyword);
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}
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}
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}
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}
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