/*******************************************************************\*                                                                   **			   LightningBoard			    **                                                                   **          http://sourceforge.net/projects/lightningboard/          **			                                            **	            Copyright (c) 2002 Xiaobo Liu	            **                                                                   ***********************************************************************                        LICENSE INFORMATION                        **                                                                   **  LightningBoard is free software; you can redistribute it and/or  **  modify it under the terms of the GNU General Public License as   **  published by the Free Software Foundation; either version 2 of   **  the License, or any later version.                               **                                                                   **  We don't charge anything for the use of LightningBoard, we only  **  require you to keep the copyright present on your site and in    **  the source files.                                                **                                                                   **  LightningBoard is distributed in the hope that it will be useful,**  but without any warranty; without even the implied warranty of   **  merchantability or fitness for a particular purpose. See the GNU **  General Public License for more details.                         **                                                                   *\*******************************************************************/package liuxiaobo.lb.action;import java.io.*;import javax.servlet.*;import javax.servlet.http.*;import liuxiaobo.util.*;import liuxiaobo.lb.*;import liuxiaobo.lb.dao.*;import liuxiaobo.lb.bean.*;public class RegisterAction  {  public String excute(HttpServletRequest request, HttpServletResponse response)      throws IOException, ServletException,ActionException {      String u_name=request.getParameter("u_name");      //lowerCase is good for find      u_name=u_name.toLowerCase();      u_name=StringUtil.escapeSQLTags(u_name);      u_name=StringUtil.escapeHTMLTags(u_name);      String u_password=request.getParameter("u_password");      u_password=StringUtil.escapeSQLTags(u_password);      u_password=StringUtil.escapeHTMLTags(u_password);      String u_email=request.getParameter("u_email");      u_email=StringUtil.escapeSQLTags(u_email);      u_email=StringUtil.escapeHTMLTags(u_email);      String u_address=request.getParameter("u_address");      u_address=StringUtil.escapeSQLTags(u_address);      u_address=StringUtil.escapeHTMLTags(u_address);      String u_sign=request.getParameter("u_sign");      u_sign=StringUtil.escapeSQLTags(u_sign);      u_sign=StringUtil.escapeHTMLTags(u_sign);      u_sign=StringUtil.encodeCR(u_sign);      String u_lastip=request.getRemoteAddr();      if (StringUtil.nullOrBlank(u_name)||StringUtil.nullOrBlank(u_password)          ||StringUtil.nullOrBlank(u_email)){        request.setAttribute("actionMessage",new ActionMessage("blank_error"));        return "/actionMessage.jsp";      }      if (!StringUtil.verifyEmail(u_email)){       request.setAttribute("actionMessage",new ActionMessage("email_error"));       return "/actionMessage.jsp";     }      RegisterDAO registerDAO=new RegisterDAO();      int u_id=registerDAO.execute(u_name,u_password,u_email,u_address,u_sign,u_lastip);      if (u_id!=0){        HttpSession sess = request.getSession();        sess.setAttribute("loginBean",new LoginDAO().execute(u_name));        response.sendRedirect("user.do?u_id="+u_id);        return null;      }else{        request.setAttribute("actionMessage",new ActionMessage("register_error"));        return "/actionMessage.jsp";      }  }}