📄 login_jsp.java
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package org.apache.jsp;
import javax.servlet.*;
import javax.servlet.http.*;
import javax.servlet.jsp.*;
import TiKuMS.*;
public final class login_jsp extends org.apache.jasper.runtime.HttpJspBase
implements org.apache.jasper.runtime.JspSourceDependent {
private static java.util.Vector _jspx_dependants;
static {
_jspx_dependants = new java.util.Vector(2);
_jspx_dependants.add("/header.jsp");
_jspx_dependants.add("/footer.jsp");
}
public java.util.List getDependants() {
return _jspx_dependants;
}
public void _jspService(HttpServletRequest request, HttpServletResponse response)
throws java.io.IOException, ServletException {
JspFactory _jspxFactory = null;
PageContext pageContext = null;
HttpSession session = null;
ServletContext application = null;
ServletConfig config = null;
JspWriter out = null;
Object page = this;
JspWriter _jspx_out = null;
PageContext _jspx_page_context = null;
try {
_jspxFactory = JspFactory.getDefaultFactory();
response.setContentType("text/html;charset=UTF-8");
pageContext = _jspxFactory.getPageContext(this, request, response,
null, true, 8192, true);
_jspx_page_context = pageContext;
application = pageContext.getServletContext();
config = pageContext.getServletConfig();
session = pageContext.getSession();
out = pageContext.getOut();
_jspx_out = out;
out.write("\n");
out.write("\n");
out.write("\n");
out.write("\n");
out.write("\n");
String errorMsg=""; if(request.getParameter("errorMsg")!=null) { errorMsg=request.getParameter("errorMsg"); } if(request.getParameter("userType")!=null) { String sql="select "+request.getParameter("userType")+"ID,password from "+request.getParameter("userType")+" where name='"+request.getParameter("userName")+"'"; DataConnection dataConn=new DataConnection(); dataConn.excuteQuery(sql); if(dataConn.getRs().next()) { if(dataConn.getRs().getString("password").compareTo(new MD5(request.getParameter("password")).compute())==0) { ((LoginInfo)session.getAttribute("loginInfo")).login(dataConn.getRs().getInt(request.getParameter("userType")+"ID"),request.getParameter("userName"),request.getParameter("userType")); response.sendRedirect("index.jsp"); } else { errorMsg="密码错误！"; } } else { errorMsg="该帐号不存在！"; } }
out.write("\n");
out.write("<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\"\n");
out.write(" \"http://www.w3.org/TR/html4/loose.dtd\">\n");
out.write("\n");
out.write("<html>\n");
out.write(" <head>\n");
out.write(" <meta http-equiv=\"Content-Type\" content=\"text/html; charset=UTF-8\">\n");
out.write(" <title>阳光题库管理系统</title>\n");
out.write(" </head>\n");
out.write(" <body>\n");
out.write(" <table border=\"0\" align=\"center\">\n");
out.write(" <tr>\n");
out.write(" <td>");
out.write("\n");
out.write("\n");
out.write("\n");
out.write("<div align=\"center\" title=\"header\">\n");
if(((LoginInfo)session.getAttribute("loginInfo")).isLogined()){
out.write("\n");
out.write(" »");
out.print(((LoginInfo)session.getAttribute("loginInfo")).getUserName());
out.write("\n");
out.write(" | <a href=\"logout.jsp\">退出</a>\n");
out.write(" | <a href=\"changePSW.jsp\">修改密码</a>\n");
}else{
out.write("\n");
out.write(" »您尚未 登录 注册学生用户\n");
}
out.write("\n");
out.write("</div>");
out.write("</td>\n");
out.write(" </tr>\n");
out.write(" <tr>\n");
out.write(" <td>\n");
out.write(" <fieldset>\n");
out.write(" 用户登录\n");
out.write(" <div align=\"center\"><font color=\"#ff0000\">");
out.print(errorMsg);
out.write("</font></div>\n");
out.write(" <form name=\"loginForm\" action=\"login.jsp\" method=\"POST\">\n");
out.write(" <div>\n");
out.write(" <ul>\n");
out.write(" <li>\n");
out.write(" 帐号：<input type=\"text\" name=\"userName\" />\n");
out.write(" </li>\n");
out.write(" <li>\n");
out.write(" 密码：<input type=\"password\" name=\"password\" />\n");
out.write(" </li>\n");
out.write(" <li>\n");
out.write(" 用户类型：<select name=\"userType\">\n");
out.write(" <option value=\"student\">学生</option>\n");
out.write(" <option value=\"teacher\">教师</option>\n");
out.write(" <option value=\"master\">管理员</option>\n");
out.write(" </select>\n");
out.write(" <input type=\"submit\" value=\"登录\" />\n");
out.write(" </li>\n");
out.write(" </ul>\n");
out.write(" </div>\n");
out.write(" </form>\n");
out.write(" </fieldset>\n");
out.write(" </td>\n");
out.write(" </tr>\n");
out.write(" <tr>\n");
out.write(" <td>");
out.write("\n");
out.write("\n");
out.write("<div align=\"center\">\n");
out.write(" 阳光题库管理系统<br/>\n");
out.write(" Powered by Lingda ©2006 \n");
out.write("</div>");
out.write("</td>\n");
out.write(" </tr>\n");
out.write(" </table>\n");
out.write(" </body>\n");
out.write("</html>\n");
out.write("\n");
} catch (Throwable t) {
if (!(t instanceof SkipPageException)){
out = _jspx_out;
if (out != null && out.getBufferSize() != 0)
out.clearBuffer();
if (_jspx_page_context != null) _jspx_page_context.handlePageException(t);
}
} finally {
if (_jspxFactory != null) _jspxFactory.releasePageContext(_jspx_page_context);
}
}
}
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