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📄 chksin_jsp.java

📁 自己写的一个网站,学生管理系,还有带自己写开发文档,可以用于高校学生管理,具体见文档
💻 JAVA
字号:
🔍 
package org.apache.jsp;

import javax.servlet.*;
import javax.servlet.http.*;
import javax.servlet.jsp.*;
import java.sql.*;
import java.util.*;

public final class chksin_jsp extends org.apache.jasper.runtime.HttpJspBase
    implements org.apache.jasper.runtime.JspSourceDependent {

  private static java.util.List _jspx_dependants;

  public Object 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=gb2312");
      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("\r\n");
      out.write("<html>\r\n");
      out.write("<head>\r\n");
      out.write("<meta http-equiv=\"Content-Type\" content=\"text/html; charset=gb2312\">\r\n");
      out.write("<title>学生登录检测</title>\r\n");
      out.write("</head>\r\n");
      out.write("<body>\r\n");
      out.write("\r\n");

 Class.forName("com.microsoft.jdbc.sqlserver.SQLServerDriver").newInstance();
 String url="jdbc:microsoft:sqlserver://localhost:1433;databaseName=meizi3204";
 Connection con= DriverManager.getConnection(url,"mz","3204");

 Statement stmt=con.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE,ResultSet.CONCUR_UPDATABLE);
 ResultSet rs;
 String sql;
 String sid = request.getParameter("sid");
 String spwd = request.getParameter("spwd");
 
 sql = "SELECT * FROM Students WHERE Sid='"+sid+"' AND Spwd='"+spwd+"'";
 
 rs =  stmt.executeQuery(sql);
 if (!rs.next()) 
 {
	String errmsg="error1";
	response.sendRedirect("S_login.jsp?errmsg="+errmsg);
	return;
 }
    
 request.getSession(true);
 String chk="true";
 session.putValue("Enter",chk);
  session.putValue("sid",rs.getString("sid"));
  
  response.sendRedirect("students.jsp?sid="+sid);
  
  //out.println("获取验证信息...<meta http-equiv='refresh' content='0.5';url=students.jsp>");
    rs.close();
	stmt.close();
	con.close();
 

      out.write("\r\n");
      out.write("\r\n");
      out.write("</body>\r\n");
      out.write("</html>\r\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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