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📄 exerlist_jsp.java

📁 vb+java实现的图书管理系统
💻 JAVA
字号:
🔍 
package org.apache.jsp;

import javax.servlet.*;
import javax.servlet.http.*;
import javax.servlet.jsp.*;
import java.util.*;
import com.bean.util.DbConn;

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

  private static final JspFactory _jspxFactory = JspFactory.getDefaultFactory();

  private static java.util.List _jspx_dependants;

  private javax.el.ExpressionFactory _el_expressionfactory;
  private org.apache.AnnotationProcessor _jsp_annotationprocessor;

  public Object getDependants() {
    return _jspx_dependants;
  }

  public void _jspInit() {
    _el_expressionfactory = _jspxFactory.getJspApplicationContext(getServletConfig().getServletContext()).getExpressionFactory();
    _jsp_annotationprocessor = (org.apache.AnnotationProcessor) getServletConfig().getServletContext().getAttribute(org.apache.AnnotationProcessor.class.getName());
  }

  public void _jspDestroy() {
  }

  public void _jspService(HttpServletRequest request, HttpServletResponse response)
        throws java.io.IOException, ServletException {

    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 {
      response.setContentType("text/html;charset=gbk");
      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');
      out.write('\n');

if(session.getAttribute("user")==null||!session.getAttribute("role").toString().equals("student")){
response.sendRedirect("login.jsp");
return;
}
else{
}
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
String classId=request.getParameter("classId");

      out.write("\r\n");
      out.write("\r\n");
      out.write("<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\">\r\n");
      out.write("<html>\r\n");
      out.write("  <head>\r\n");
      out.write("    <base href=\"");
      out.print(basePath);
      out.write("\">\r\n");
      out.write("    <title>My JSP 'exportscore.jsp' starting page</title>\r\n");
      out.write("    \r\n");
      out.write("\t<meta http-equiv=\"pragma\" content=\"no-cache\">\r\n");
      out.write("\t<meta http-equiv=\"cache-control\" content=\"no-cache\">\r\n");
      out.write("\t<meta http-equiv=\"expires\" content=\"0\">    \r\n");
      out.write("\t<meta http-equiv=\"keywords\" content=\"keyword1,keyword2,keyword3\">\r\n");
      out.write("\t<meta http-equiv=\"description\" content=\"This is my page\">\r\n");
      out.write("\t<script type=\"text/javascript\" charset=\"utf-8\">\r\n");
      out.write("\t\tfunction getResult(courId,classId,num) {\r\n");
      out.write("\t\t\tif(courId==\"\"){\r\n");
      out.write("\t\t\t}\r\n");
      out.write("\t\t\telse{\r\n");
      out.write("\t\t\t\tvar url = \"");
      out.print(basePath);
      out.write("ExerInfo?cour_id=\"+courId+\"&class_id=\"+classId+\"&num=\"+num;\r\n");
      out.write("\t\t\t\tif (window.XMLHttpRequest) {\r\n");
      out.write("\t\t\t\t\treq = new XMLHttpRequest();\r\n");
      out.write("\t\t\t\t}\r\n");
      out.write("\t\t\t\telse if (window.ActiveXObject) {\r\n");
      out.write("\t\t\t\t\treq = new ActiveXObject(\"Microsoft.XMLHTTP\");\r\n");
      out.write("\t\t\t\t}\r\n");
      out.write("\t\t\t\tif(req){\r\n");
      out.write("\t\t\t\t\treq.open(\"GET\",url, true);\r\n");
      out.write("\t\t\t\t\treq.onreadystatechange = exerInfo;\r\n");
      out.write("\t\t\t\t\treq.send(null);\r\n");
      out.write("\t\t\t\t}\r\n");
      out.write("\t\t\t}\r\n");
      out.write("\t\t}\r\n");
      out.write("\t\tfunction exerInfo()\r\n");
      out.write("\t\t{\r\n");
      out.write("\t\t\tvar classId=");
      out.print(classId);
      out.write(";\r\n");
      out.write("\t\t\tif (req.readyState == 4) {\r\n");
      out.write("\t\t\t\tif (req.status == 200) {\r\n");
      out.write("\t\t\t\t\tif(classId==1){\r\n");
      out.write("\t\t\t\t\t\tvar strhtml=\"\";\r\n");
      out.write("\t\t\t\t\t\tvar selopt= new Array(5);\r\n");
      out.write("\t\t\t\t\t\tselopt[0]=\"A\";\r\n");
      out.write("\t\t\t\t\t\tselopt[1]=\"B\";\r\n");
      out.write("\t\t\t\t\t\tselopt[2]=\"C\";\r\n");
      out.write("\t\t\t\t\t\tselopt[3]=\"D\";\r\n");
      out.write("\t\t\t\t\t\tselopt[4]=\"E\";\r\n");
      out.write("\t\t\t\t\t\tvar exerid=req.responseXML.getElementsByTagName(\"exerid\");\r\n");
      out.write("\t\t\t\t\t\tvar exerquestion=req.responseXML.getElementsByTagName(\"exerquestion\");\r\n");
      out.write("\t\t\t\t\t\tvar exeranswer=req.responseXML.getElementsByTagName(\"exeranswer\");\r\n");
      out.write("\t\t\t\t\t\tvar selA=req.responseXML.getElementsByTagName(\"selA\");\r\n");
      out.write("\t\t\t\t\t\tvar selB=req.responseXML.getElementsByTagName(\"selB\");\r\n");
      out.write("\t\t\t\t\t\tvar selC=req.responseXML.getElementsByTagName(\"selC\");\r\n");
      out.write("\t\t\t\t\t\tvar selD=req.responseXML.getElementsByTagName(\"selD\");\r\n");
      out.write("\t\t\t\t\t\tvar selE=req.responseXML.getElementsByTagName(\"selE\");\r\n");
      out.write("\t\t\t\t\t\tstrhtml+=\"<ol type=1>\";\r\n");
      out.write("\t\t\t\t\t\t//alert(exerid.length);\r\n");
      out.write("\t\t\t\t\t\tfor(var i=0;i<exerid.length;i++){\r\n");
      out.write("\t\t\t\t\t\t\tstrhtml+=\"<li>\"+exerquestion[i].firstChild.data+\"<br>\";\r\n");
      out.write("\t\t\t\t\t\t\tif(selopt[0]==exeranswer[i].firstChild.data){\r\n");
      out.write("\t\t\t\t\t\t\t\tstrhtml+=\"<input type=radio name=q\"+i+\" value=true>A.\"+selA[i].firstChild.data+\"<br>\";\r\n");
      out.write("\t\t\t\t\t\t\t}\r\n");
      out.write("\t\t\t\t\t\t\telse{\r\n");
      out.write("\t\t\t\t\t\t\t\tstrhtml+=\"<input type=radio name=q\"+i+\" value=wrong Onclick='alert(this.value);'>A.\"+selA[i].firstChild.data+\"<br>\";\r\n");
      out.write("\t\t\t\t\t\t\t}\r\n");
      out.write("\t\t\t\t\t\t\tif(selB[i].firstChild.data!=\"emp*\"){\r\n");
      out.write("\t\t\t\t\t\t\t\tif(selopt[1]==exeranswer[i].firstChild.data){\r\n");
      out.write("\t\t\t\t\t\t\t\t\tstrhtml+=\"<input type=radio name=q\"+i+\" value=true>B.\"+selB[i].firstChild.data+\"<br>\";\r\n");
      out.write("\t\t\t\t\t\t\t\t}\r\n");
      out.write("\t\t\t\t\t\t\t\telse{\r\n");
      out.write("\t\t\t\t\t\t\t\t\tstrhtml+=\"<input type=radio name=q\"+i+\" value=wrong Onclick='alert(this.value);'>B.\"+selB[i].firstChild.data+\"<br>\";\r\n");
      out.write("\t\t\t\t\t\t\t\t}\t\r\n");
      out.write("\t\t\t\t\t\t\t}\t\r\n");
      out.write("\t\t\t\t\t\t\tif(selC[i].firstChild.data!=\"emp*\"){\r\n");
      out.write("\t\t\t\t\t\t\t\tif(selopt[2]==exeranswer[i].firstChild.data){\r\n");
      out.write("\t\t\t\t\t\t\t\t\tstrhtml+=\"<input type=radio name=q\"+i+\" value=true>C.\"+selC[i].firstChild.data+\"<br>\";\r\n");
      out.write("\t\t\t\t\t\t\t\t}\r\n");
      out.write("\t\t\t\t\t\t\t\telse{\r\n");
      out.write("\t\t\t\t\t\t\t\t\tstrhtml+=\"<input type=radio name=q\"+i+\" value=wrong Onclick='alert(this.value);'>C.\"+selC[i].firstChild.data+\"<br>\";\r\n");
      out.write("\t\t\t\t\t\t\t\t}\t\r\n");
      out.write("\t\t\t\t\t\t\t}\t\r\n");
      out.write("\t\t\t\t\t\t\tif(selD[i].firstChild.data!=\"emp*\"){\r\n");
      out.write("\t\t\t\t\t\t\t\tif(selopt[3]==exeranswer[i].firstChild.data){\r\n");
      out.write("\t\t\t\t\t\t\t\t\tstrhtml+=\"<input type=radio name=q\"+i+\" value=true>D.\"+selD[i].firstChild.data+\"<br>\";\r\n");
      out.write("\t\t\t\t\t\t\t\t}\r\n");
      out.write("\t\t\t\t\t\t\t\telse{\r\n");
      out.write("\t\t\t\t\t\t\t\t\tstrhtml+=\"<input type=radio name=q\"+i+\" value=wrong Onclick='alert(this.value);'>D.\"+selD[i].firstChild.data+\"<br>\";\r\n");
      out.write("\t\t\t\t\t\t\t\t}\t\r\n");
      out.write("\t\t\t\t\t\t\t}\t\r\n");
      out.write("\t\t\t\t\t\t\tif(selE[i].firstChild.data!=\"emp*\"){\r\n");
      out.write("\t\t\t\t\t\t\t\tif(selopt[4]==exeranswer[i].firstChild.data){\r\n");
      out.write("\t\t\t\t\t\t\t\t\tstrhtml+=\"<input type=radio name=q\"+i+\" value=true>E.\"+selE[i].firstChild.data+\"<br>\";\r\n");
      out.write("\t\t\t\t\t\t\t\t}\r\n");
      out.write("\t\t\t\t\t\t\t\telse{\r\n");
      out.write("\t\t\t\t\t\t\t\t\tstrhtml+=\"<input type=radio name=q\"+i+\" value=wrong Onclick='alert(this.value);'>E.\"+selE[i].firstChild.data+\"<br>\";\r\n");
      out.write("\t\t\t\t\t\t\t\t}\t\r\n");
      out.write("\t\t\t\t\t\t\t}\r\n");
      out.write("\t\t\t\t\t\t\tstrhtml+=\"</li>\";\r\n");
      out.write("\t\t\t\t\t\t}\r\n");
      out.write("\t\t\t\t\t\tstrhtml+=\"</ol>\";\r\n");
      out.write("\t\t\t\t\t\t//alert(strhtml);\r\n");
      out.write("\t\t\t\t\t\tdocument.all.exer_list.innerHTML=strhtml;\r\n");
      out.write("\t\t\t\t\t}\r\n");
      out.write("\t\t\t\t\telse if(classId==2){\r\n");
      out.write("\t\t\t\t\t\tvar strhtml=\"\";\r\n");
      out.write("\t\t\t\t\t\tvar exerid=req.responseXML.getElementsByTagName(\"exerid\");\r\n");
      out.write("\t\t\t\t\t\tvar exerquestion=req.responseXML.getElementsByTagName(\"exerquestion\");\r\n");
      out.write("\t\t\t\t\t\tvar exeranswer=req.responseXML.getElementsByTagName(\"exeranswer\");\r\n");
      out.write("\t\t\t\t\t\r\n");
      out.write("\t\t\t\t\t\tstrhtml+=\"<ol>\";\r\n");
      out.write("\t\t\t\t\t\tfor(var i=0;i<exerid.length;i++){\r\n");
      out.write("\t\t\t\t\t\t\tstrhtml+=\"<li>\"+exerquestion[i].firstChild.data+\"<br>\";\r\n");
      out.write("\t\t\t\t\t\t\tif(\"T\"==exeranswer[i].firstChild.data){\r\n");
      out.write("\t\t\t\t\t\t\t\tstrhtml+=\"<input type=radio name=answer value=true>正确&nbsp;&nbsp;&nbsp;&nbsp;\";\r\n");
      out.write("\t\t\t\t\t\t\t\tstrhtml+=\"<input type=radio name=answer value=wrong>错误<br></li>\";\r\n");
      out.write("\t\t\t\t\t\t\t}\r\n");
      out.write("\t\t\t\t\t\t\telse if(\"F\"==exeranswer[i].firstChild.data){\r\n");
      out.write("\t\t\t\t\t\t\t\tstrhtml+=\"<input type=radio name=answer value=wrong>正确&nbsp;&nbsp;&nbsp;&nbsp;\";\r\n");
      out.write("\t\t\t\t\t\t\t\tstrhtml+=\"<input type=radio name=answer value=true>错误<br></li>\";\r\n");
      out.write("\t\t\t\t\t\t\t}\t\r\n");
      out.write("\t\t\t\t\t\t}\r\n");
      out.write("\t\t\t\t\t\tstrhtml+=\"</ol>\";\r\n");
      out.write("\t\t\t\t\t\tdocument.all.exer_list.innerHTML=strhtml;\r\n");
      out.write("\t\t\t\t\t}\r\n");
      out.write("\t\t\t\t}\r\n");
      out.write("\t\t\t}\r\n");
      out.write("\t\t}\r\n");
      out.write("\t</script>\r\n");
      out.write("\t<script type=\"text/javascript\">\r\n");
      out.write("\t\tfunction check()\r\n");
      out.write("\t\t{\r\n");
      out.write("\t\t\tif(document.all.cour_id.value==\"\")\r\n");
      out.write("\t\t\t{\r\n");
      out.write("\t\t\t\talert(\"请选择课程\");\r\n");
      out.write("\t\t\t\t return false;\r\n");
      out.write("\t\t\t}\r\n");
      out.write("\t\t}\r\n");
      out.write("\t</script>\r\n");
      out.write("  </head>\r\n");
      out.write("<body>\r\n");
      out.write("\t<h2>课程选择</h2>\r\n");
      out.write(" \t<div class=\"articles\">\r\n");
      out.write("\t<ul style=\"list-style:none\">\r\n");
      out.write("\t");

	DbConn conn=new DbConn();
	String sql="select cour_id,cour_name from courses";
	String[][] cour_info=conn.getData(sql);
	if(cour_info==null){
		out.println("暂无课程");
	}
	else{ 
	
      out.write("\r\n");
      out.write("\t\t<li>请选择课程：\r\n");
      out.write("\t\t\t<select id=\"cour_id\" name=\"cour_id\" style=\"width:200px\" onChange=\"getResult(this.value,");
      out.print(classId);
      out.write(",testnum.value)\">\r\n");
      out.write("\t\t\t\t<option value=\"\">请选择</option>\r\n");
      out.write("\t\t\t\t");
 
				for(int i=0;i<cour_info.length;i++)
				{
					out.print("<option value="+cour_info[i][0]+">"+cour_info[i][1]+"</option>");
				}
				
      out.write("\r\n");
      out.write("\t\t\t</select>\r\n");
      out.write("\t\t</li><br><br>\r\n");
      out.write("\t\t<li>请选择题量：\r\n");
      out.write("\t\t\t<select id=\"testnum\" name=\"testnum\" style=\"width:200px\" onChange=\"getResult(cour_id.value,");
      out.print(classId);
      out.write(",this.value)\">\r\n");
      out.write("\t\t\t\t<option value=\"1\">1</option>\r\n");
      out.write("\t\t\t\t<option value=\"3\">3</option>\r\n");
      out.write("\t\t\t\t<option value=\"5\">5</option>\r\n");
      out.write("\t\t\t\t<option value=\"10\">10</option>\r\n");
      out.write("\t\t\t</select>\r\n");
      out.write("\t\t</li><br><br>\r\n");
      out.write("\t");
} 
      out.write("\r\n");
      out.write("\t</ul>\r\n");
      out.write("\t</div>\r\n");
      out.write("\t<h2>习题列表</h2>\r\n");
      out.write("\t<div id=exer_list></div>\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)
          try { out.clearBuffer(); } catch (java.io.IOException e) {}
        if (_jspx_page_context != null) _jspx_page_context.handlePageException(t);
      }
    } finally {
      _jspxFactory.releasePageContext(_jspx_page_context);
    }
  }
}

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