一个完整的学生管理系统

				import java.sql.*;
				import javax.servlet.*;
				import javax.servlet.http.*;
				import javax.servlet.jsp.*;
				import org.apache.jasper.runtime.*;
				
				
				public class teacher_0002ejsp_jsp extends HttpJspBase {
				
				
				    static {
				    }
				    public teacher_0002ejsp_jsp( ) {
				    }
				
				    private static boolean _jspx_inited = false;
				
				    public final void _jspx_init() throws org.apache.jasper.runtime.JspException {
				    }
				
				    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;
				        String  _value = null;
				        try {
				
				            if (_jspx_inited == false) {
				                synchronized (this) {
				                    if (_jspx_inited == false) {
				                        _jspx_init();
				                        _jspx_inited = true;
				                    }
				                }
				            }
				            _jspxFactory = JspFactory.getDefaultFactory();
				            response.setContentType("text/html; charset=gb2312");
				            pageContext = _jspxFactory.getPageContext(this, request, response,
				            			"errorpage", true, 8192, true);
				
				            application = pageContext.getServletContext();
				            config = pageContext.getServletConfig();
				            session = pageContext.getSession();
				            out = pageContext.getOut();
				
				            // HTML // begin [file="/teacher.jsp";from=(0,109);to=(3,0)]
				                out.write("\r\n\t\r\n\r\n");
				
				            // end
				            // begin [file="/teacher.jsp";from=(3,2);to=(5,0)]
				                
				                String tea_id=(String)session.getAttribute("id");
				            // end
				            // HTML // begin [file="/teacher.jsp";from=(5,2);to=(7,39)]
				                out.write("\r\n您已经成功登陆,请您选择以下功能：\r\n				
				            // end
				            // begin [file="/teacher.jsp";from=(7,42);to=(7,48)]
				                out.print(tea_id);
				            // end
				            // HTML // begin [file="/teacher.jsp";from=(7,50);to=(8,23)]
				                out.write("&action=choosestu\">挑选您的学生>> \r\n  				
				            // end
				            // begin [file="/teacher.jsp";from=(8,26);to=(8,32)]
				                out.print(tea_id);
				            // end
				            // HTML // begin [file="/teacher.jsp";from=(8,34);to=(15,0)]
				                out.write("&action=public\">公布成绩>> \r\n\r\n \r\n  \r\n<<注销 \r\n\r\n\r\n");
				
				            // end
				
				        } catch (Throwable t) {
				            if (out != null && out.getBufferSize() != 0)
				                out.clearBuffer();
				            if (pageContext != null) pageContext.handlePageException(t);
				        } finally {
				            if (_jspxFactory != null) _jspxFactory.releasePageContext(pageContext);
				        }
				    }
				}