随笔分类 -  java

摘要：package com.fengmy.javaweb02.base;import com.alibaba.druid.pool.DruidDataSource;import com.alibaba.druid.pool.DruidDataSourceFactory;import javax.sql. 阅读全文

摘要：图片验证码 1.验证码工具类 public class Code {​ //随机数数组 private static final char[] CHARS = { '1','2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 阅读全文

摘要：MD加密算法 //MD5加密算法private static String md5(String string) { if (TextUtils.isEmpty(string)) { return ""; } MessageDigest md5 = null; try { md5 = Message 阅读全文