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  • Md5加密方法

    package com.atguigu.surveypark.util;
    
    import java.security.MessageDigest;
    
    /**
     * 数据
     */
    public class DataUtil {
            /**
             * 使用md5算法进行加密 
             */
            public static String md5(String src){
                    try {
                            StringBuffer buffer = new StringBuffer();
                            char[] chars = {'0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F'};
                            byte[] bytes = src.getBytes();
                            MessageDigest md = MessageDigest.getInstance("MD5");
                            byte[] targ = md.digest(bytes);
                            for(byte b: targ){
                                    buffer.append(chars[(b >> 4) & 0x0F]);
                                    buffer.append(chars[b & 0x0F]);
                            }
                            return buffer.toString();
                    } catch (Exception e) {
                            e.printStackTrace();
                    }
                    return null ;
            }
    }
    

      

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  • 原文地址:https://www.cnblogs.com/zhenmingliu/p/4498672.html
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