摘要：
IP 地址 + 时间= 生成文件名package com.zhanggaosong.utils;import java.text.SimpleDateFormat ;import java.util.Date ;import java.util.Random ;public class IPTimeStamp {private SimpleDateFormat sdf = null ;private String ip = null ;public IPTimeStamp(){}public IPTimeStamp(String ip){this.ip = ip ;}public String 阅读全文
摘要：
JDBC 连接数据库工具类Java 类package com.zhanggaosong.util;import java.io.InputStream;import java.sql.Connection;import java.sql.DriverManager;import java.sql.SQLException;import java.util.Properties;public class MyDBUtil { private static String driver = null; private static String url = null; private static 阅读全文
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Java POI导出ExcelJavaScript 脚本Jsp页面 web.xml javapoi struts2 org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter struts2 /* index.jsp Action 类package com.zhanggaosong.poi;import java.io.ByteArrayInputStream;import java.io.ByteArrayOutputStream;import java.io.IOException... 阅读全文