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📄 exam1_jsp.java

📁 在线考试系统
💻 JAVA
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package org.apache.jsp;

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

public final class exam1_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,
      			"", 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("<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\" \"http://www.w3.org/TR/html4/loose.dtd\">\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>学生考试</title>\r\n");
      out.write("</head>\r\n");
      out.write("<script language=\"javascript\">\r\n");
      out.write("function check(vF)\r\n");
      out.write("{\r\n");
      out.write("\tfor(i=0;i<30;i++)\r\n");
      out.write("\t{\r\n");
      out.write("\t\tvar oObj=vF.elements[i];\r\n");
      out.write("\t\tfor(var j=1;j<=4;j++)\r\n");
      out.write("\t\t{\r\n");
      out.write("\t\t\tvar flag=0;\r\n");
      out.write("\t\t\tif(oObj.name==j)\r\n");
      out.write("\t\t\t{\r\n");
      out.write("\t\t\t\tif(oObj.checked)\r\n");
      out.write("\t\t\t\t{\r\n");
      out.write("\t\t\t\t\t//\treturn false;\r\n");
      out.write("\t\t\t\t\treturn true;\r\n");
      out.write("\t\t\t\t}\r\n");
      out.write("\t\t\t}\t \r\n");
      out.write("\t\t}\t\r\n");
      out.write("\t}\r\n");
      out.write("\tif(!confirm(\"ddddddddd\"))\r\n");
      out.write("\t{\r\n");
      out.write("\t\treturn true;\r\n");
      out.write("\t}\r\n");
      out.write("\telse return false;\r\n");
      out.write("}\r\n");
      out.write("</script>\r\n");
      out.write("\r\n");
      myexam.myexam sexam = null;
      synchronized (_jspx_page_context) {
        sexam = (myexam.myexam) _jspx_page_context.getAttribute("sexam", PageContext.PAGE_SCOPE);
        if (sexam == null){
          sexam = new myexam.myexam();
          _jspx_page_context.setAttribute("sexam", sexam, PageContext.PAGE_SCOPE);
        }
      }
      out.write('\r');
      out.write('\n');
      myexam.myexam sexam1 = null;
      synchronized (_jspx_page_context) {
        sexam1 = (myexam.myexam) _jspx_page_context.getAttribute("sexam1", PageContext.PAGE_SCOPE);
        if (sexam1 == null){
          sexam1 = new myexam.myexam();
          _jspx_page_context.setAttribute("sexam1", sexam1, PageContext.PAGE_SCOPE);
        }
      }
      out.write('\r');
      out.write('\n');
      myexam.myexam ssuccess = null;
      synchronized (_jspx_page_context) {
        ssuccess = (myexam.myexam) _jspx_page_context.getAttribute("ssuccess", PageContext.PAGE_SCOPE);
        if (ssuccess == null){
          ssuccess = new myexam.myexam();
          _jspx_page_context.setAttribute("ssuccess", ssuccess, PageContext.PAGE_SCOPE);
        }
      }
      out.write(' ');
      out.write('\r');
      out.write('\n');
      myexam.myexam pageno = null;
      synchronized (_jspx_page_context) {
        pageno = (myexam.myexam) _jspx_page_context.getAttribute("pageno", PageContext.PAGE_SCOPE);
        if (pageno == null){
          pageno = new myexam.myexam();
          _jspx_page_context.setAttribute("pageno", pageno, PageContext.PAGE_SCOPE);
        }
      }
      out.write('\r');
      out.write('\n');

String select=request.getParameter("select");
int sbnum=Integer.parseInt(select);
int haspage=0;
String sql4="";
sql4="select count(DISTINCT pnum) as pno from question where sbnum="+sbnum+" GROUP BY sbnum" ;
ResultSet rs4=pageno.executeQuery(sql4);
if(rs4.next()){
  haspage=rs4.getInt("pno");
}
pageno.closeStmt();
pageno.closeConn();

Random ran=new Random();
int pnum1=ran.nextInt(haspage);
int pnum=pnum1+1;
session.setAttribute("sbnum1",select);
session.setAttribute("pnum2",String.valueOf(pnum));


String snum=(String)session.getAttribute("num1");
String sql3="select * from success where snum='"+snum+"' and sbnum="+sbnum;
ResultSet rs3=ssuccess.executeQuery(sql3);
if(rs3.next()){

      out.write("\r\n");
      out.write("<body bgcolor=\"#CCCCCC\" leftmargin=\"120\" rightmargin=\"120\" bottommargin=\"0\" topmargin=\"0\">\r\n");
      out.write("<table background=\"images/bg.gif\"  border=\"0\" height=\"100%\" width=\"100%\">\r\n");
      out.write(" <tr>\r\n");
      out.write("  <td align=\"center\" height=\"90\"><img src=\"images/blank_banner.gif\"></td>\r\n");
      out.write(" </tr>\r\n");
      out.write(" <tr>\r\n");
      out.write("   <td>此科目您已经考试过了,不须再考试了!<a href=\"exam.jsp\">返回重新选择科目</a></td>\r\n");
      out.write(" </tr>\r\n");
      out.write(" </table>\r\n");
      out.write("</body>\r\n");

}
else{ 
      out.write("\r\n");
      out.write("<body bgcolor=\"#CCCCCC\" leftmargin=\"120\" rightmargin=\"120\" bottommargin=\"0\" topmargin=\"0\">\r\n");
      out.write("<form action=\"score.jsp\" method=\"post\" name=\"form1\" onSubmit=\"return check(this)\">\r\n");
      out.write("<table background=\"images/bg.gif\"  border=\"0\" height=\"100%\" width=\"100%\">\r\n");
      out.write(" <tr>\r\n");
      out.write("  <td align=\"center\" height=\"90\"><img src=\"images/blank_banner.gif\"></td>\r\n");
      out.write(" </tr>\r\n");

String sql1="select * from question where sbnum="+sbnum+" and pnum="+pnum;
ResultSet rs1;
ResultSet rs2;
int qnum,type1;
rs1=sexam.executeQuery(sql1);
while(rs1.next())
{
	qnum=rs1.getInt("qnum");
	type1=rs1.getInt("type");
	if(type1==1){   //单选题
	   if(qnum==1){
	     out.print("<tr><td><font color='#FF3399'>一:单选题(每题3分,共15题)</font></td></tr>");
		}
	
      out.write("\r\n");
      out.write("\t  <tr>\r\n");
      out.write("\t  <td>\r\n");
      out.write("\t   ");
out.print(rs1.getInt("qnum")+"."+rs1.getString("question")+"<br>");
	    String sql2="select * from storer where qnum="+qnum+" and sbnum="+sbnum+" and pnum="+pnum;
        rs2=sexam1.executeQuery(sql2);
		while(rs2.next()){		
		
      out.write("\r\n");
      out.write("\t\t<input type=\"radio\" name=\"");
      out.print(qnum);
      out.write("\" value=\"");
      out.print(rs2.getString("knum"));
      out.write('"');
      out.write('>');
      out.print(rs2.getString("knum")+"."+rs2.getString("answer"));
      out.write("<br>\r\n");
      out.write("\t    ");
}
		sexam1.closeStmt();
        sexam1.closeConn();
		
      out.write("\r\n");
      out.write("\t  </td>\r\n");
      out.write("\t  </tr>\r\n");
      out.write("\t ");
}
	 else{
	     if(type1==2){  //多选题
		    if(qnum==16){
	          out.print("<tr><td><font color='#FF3399'><br>二:多选题(每题5分,共5题)</font></td></tr>");
		    }
		 
      out.write("\r\n");
      out.write("\t       <tr>\r\n");
      out.write("\t\t   <td>\r\n");
      out.write("\t       ");
out.print(rs1.getInt("qnum")+"."+rs1.getString("question")+"<br>");
	         String sql2="select * from storer where qnum="+qnum+" and sbnum="+sbnum+" and pnum="+pnum;
             rs2=sexam1.executeQuery(sql2);
		     while(rs2.next()){		
		    
      out.write("\r\n");
      out.write("\t\t     <input type=\"checkbox\" name=\"");
      out.print(qnum);
      out.write("\" value=\"");
      out.print(rs2.getString("knum"));
      out.write('"');
      out.write('>');
      out.print(rs2.getString("knum")+"."+rs2.getString("answer"));
      out.write("<br>\r\n");
      out.write("\t          ");
}
			  sexam1.closeStmt();
              sexam1.closeConn();
			  
      out.write("\r\n");
      out.write("\t\t </td>\r\n");
      out.write("\t\t </tr>\r\n");
      out.write("\t\t ");
}
		 else{
		    if(qnum==21){
	          out.print("<tr><td><font color='#FF3399'><br>三:判断题(每题3分,共10题)</font></td></tr>");
		    }
		   
      out.write("\r\n");
      out.write("\t\t   <tr>\r\n");
      out.write("\t\t   <td>\r\n");
      out.write("\t\t   ");
out.print(rs1.getInt("qnum")+"."+rs1.getString("question")+"<br>");
      out.write("\r\n");
      out.write("\t\t     <input type=\"radio\" name=\"");
      out.print(qnum);
      out.write("\" value=\"1\">正确<br>\r\n");
      out.write("\t\t\t <input type=\"radio\" name=\"");
      out.print(qnum);
      out.write("\" value=\"0\">错误<br>\r\n");
      out.write("\t\t   </td>\r\n");
      out.write("\t\t   </tr>\r\n");
      out.write("\t\t ");
}
		 }
}
sexam.closeStmt();
sexam.closeConn();

      out.write("\r\n");
      out.write("<tr>\r\n");
      out.write("  <td align=\"center\"><input type=\"submit\" value=\"OK!我要交卷啦!\"></td>\r\n");
      out.write("</tr>\r\n");
      out.write("</table>\r\n");
      out.write("</form>\r\n");
      out.write("</body>\r\n");
}
      out.write("\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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