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📄 login2.jsp

📁 一个网站的系统主要是jsp的进存销的系统
💻 JSP
字号:
<%@ page language="java" contentType="text/html; charset=gb2312" pageEncoding="gb2312"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<%@ page import="java.sql.DriverManager" %>
<%@ page import="java.sql.Connection" %>
<%@ page import="java.sql.PreparedStatement" %>
<%@ page import="java.sql.CallableStatement" %>
<%@ page import="java.sql.ResultSet" %>
<%@page import="TeaWeb.OracleHepler"%>
<%@page import="java.sql.Types"%>
<%@page import="oracle.jdbc.OracleTypes"%>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>天缘茗茶</title>
<LINK href="TeaWebCSS.css" type=text/css rel=stylesheet>
</head>

<body topmargin="0" leftmargin="0">
<table width="100%" border="0" cellspacing="0" cellpadding="0">
  <tr>
    <td height="60" colspan="3"><%@ include file="head.jsp" %></td>
  </tr>
  <tr>
    <td width="180" rowspan="2" align="right" valign="top"><%@ include file="left.jsp" %></td>
    <td height="6" colspan="2" background="Images/TopLine.jpg"></td>
  </tr>
  <tr>
    <td width="5" height="600" align="left" valign="top"><img src="Images/Corner.jpg" width="5" height="5" /></td>
    <td width="100%" align="center" valign="top"><table width="80%" height="273" border="0" cellpadding="0" cellspacing="0">
      <tr>
        <td height="30" align="center" valign="middle">
        <%
           request.setCharacterEncoding("gb2312");
           String Uid = request.getParameter("txtCode");
           String Pwd = request.getParameter("txtPwd");

           if ((Uid == null) || (Pwd == null))
           {
        	   //当帐号或密码对象为空,说明无登陆请求,则显示用户登陆的窗口

        %>
        <form id="form1" name="form1" method="post" action="Login.jsp">
          <table width="80%" border="0" cellpadding="0" cellspacing="0">
            <tr>
              <td height="30" colspan="3" align="center" valign="middle">系统登陆</td>
            </tr>
            <tr>
              <td height="1" colspan="3" align="center" valign="middle" background="Images/DOTLINEH.GIF"></td>
            </tr>
            <tr>
              <td width="29%" height="30" align="right" valign="middle"><img src="Images/ReuBtnImg.jpg" width="9" height="10" /></td>
              <td width="10%" align="right" valign="middle">帐号:</td>
              <td width="61%" align="left" valign="middle"><input name="txtCode" type="text" id="txtCode" /></td>
            </tr>
            <tr>
              <td height="1" colspan="3" align="center" valign="middle" background="Images/DOTLINEH.GIF"></td>
            </tr>
            <tr>
              <td width="29%" height="30" align="right" valign="middle"><img src="Images/ReuBtnImg.jpg" width="9" height="10" /></td>
              <td width="10%" align="right" valign="middle">密码:</td>
              <td width="61%" align="left" valign="middle"><input name="txtPwd" type="text" id="txtPwd" /></td>
            </tr>
            <tr>
              <td height="1" colspan="3" align="center" valign="middle" background="Images/DOTLINEH.GIF"></td>
            </tr>
            <tr>
              <td width="29%" height="30" align="right" valign="middle">&nbsp;</td>
              <td width="10%" align="center" valign="middle">&nbsp;</td>
              <td width="61%" align="center" valign="middle">&nbsp;</td>
            </tr>
            <tr>
              <td height="1" colspan="3" align="center" valign="middle" background="Images/DOTLINEH.GIF"></td>
            </tr>
            <tr>
              <td height="80" colspan="3" align="center" valign="middle"><input type="submit" name="Submit" value="提交" /></td>
            </tr>
          </table>
       </form>
       <%
       }
       else
       {
    	   try
		      {
		         //Class.forName("oracle.jdbc.driver.OracleDriver");
		         //Connection  cn = DriverManager.getConnection("jdbc:oracle:thin:@localhost:1521:Name","Scott","Tiger");
                 OracleHepler db=new OracleHepler();
                 Connection cn=db.getconnection();

                 CallableStatement cstmt = cn.prepareCall("{call CheckUser(?,?,?)}");
                 cstmt.setString(1,Uid);
                 cstmt.setString(2,Pwd);
                 cstmt.registerOutParameter(3,OracleTypes.INTEGER);
                 cstmt.execute();

                 int RowsCount = cstmt.getInt(3);

		         if (RowsCount > 0)
		         {
		        	session.setAttribute("IsLogin","yes");
		        	session.setAttribute("UserCode",Uid);
		        	session.setAttribute("UserName",Uid);
		        	session.setAttribute("UserPassword",Pwd);
		        	response.sendRedirect("Index.jsp");
		         }
		         else
		         {
		        	out.println("帐号或密码错误!登陆失败");
		         }
		      }
    	   catch(Exception e)
    	   {
    		   out.println("登陆失败,原因:"+e.getMessage());
    	   }
       }
       %>
        </td>
      </tr>
    </table>
    </td>
  </tr>
</table>
</body>
</html>

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