司刚军的个人专栏

二说不说，直接上代码 /** * */ package cn.sigangjun.util; import java.io.File; import java.io.FileInputStream; import java.io.IOException; import java.io.InputStream; import java.security.MessageDigest;

String key = request.getParameter("key"); String md5str = request.getParameter("str"); if(md5str==null||md5str.equals("")||key==null||key.equals("")){ %> Insert title here str: key