二次加工是一种痛

public class IpUtil { /** * 获取登录用户的IP地址 *  * @param request * @return */ public static String getIpAddr(HttpServletRequest request) { String ip = request.getHeader("x-forwarded-for"); if

import java.io.File; import java.io.IOException; import jxl.Workbook; import jxl.write.Label; import jxl.write.WritableSheet; import jxl.write.WritableWorkbook; import jxl.write.WriteException;