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📄 shijuan.jsp

📁 这是一个在线考试系统
💻 JSP
字号:
<%@ page contentType="text/html;charset=GB2312" %>
<%@ page import="java.sql.*" %>
<%!
public String codeToString(String str)
{//处理中文字符串的函数
  String s=str;
  try
    {
    byte tempB[]=s.getBytes("ISO-8859-1");
    s=new String(tempB);
    return s;
   }
  catch(Exception e)
   {
    return s;
   }  
}
%>
<%//构造查询SQL语句
  String sqlString=null;//SQL语句
  String sjno=codeToString(request.getParameter("sjno"));
  if(sjno==null||sjno.trim().length()==0)//SQL语句不变
       sqlString=new String("SELECT * FROM  kaotiji");
     else
       sqlString=new String("SELECT * FROM  kaotiji where sj_no= '"+sjno.trim()+"'");
%>
<HTML>
<BODY>
 <% Connection con;
    Statement sql; 
    ResultSet rs;
    try
    {
      Class.forName("com.microsoft.jdbc.sqlserver.SQLServerDriver");
    }
    catch(ClassNotFoundException e)
    {
      out.print("类找不到!");
    } 
    con=DriverManager.getConnection("jdbc:microsoft:sqlserver://localhost:1433;DatabaseName=kaoshi","sa","");
         sql=con.createStatement();
         rs=sql.executeQuery(sqlString);
         rs.last();
         int rowNumber=rs.getRow();
	  out.println("<table width='770' border='3' align='center'>");
	 out.print("<form action=shijuan.jsp method=post>");
     out.print("<TR><td>查询条件:</td>");
     out.print("<td colspan=7>");
     out.print("试卷编号:<input type=text name=sjno>");
     out.print("<input type=submit value=提交>");
     out.print("</td></tr></form>");
     out.print("<TR><td colspan=8 align=center>用户数据(共"+rowNumber+"条记录)</td></tr>");     
	out.println("<tr>");
	out.println("<td width='100'><b>操作1:</b></td>");
	out.println("<td width='100'><b>考题ID号:</b></td>");
	out.println("<td width='100'><b>题目ID号:</b></td>");
	out.println("<td width='100'><b>题目类型:</b></td>");
	out.println("<td width='100'><b>题目分值:</b></td>");
	out.println("<td width='100'><b>题目难度:</b></td>");
	out.println("<td width='100'><b>题目内容:</b></td>");
	out.println("<td width='100'><b>题目选项:</b></td>");
	out.println("<td width='100'><b>题目答案:</b></td>");
	out.println("<td width='100'><b>入库时间:</b></td>");
out.println("</tr>");
  rs.beforeFirst();
	while (rs.next()) {
        out.println("<tr>");
		String stri = new String();
		stri=rs.getString(1);
		out.print("<td><a href='zujuan1.jsp?tk_id="+stri+"'>查询</a></td>");
		out.println("<td>" +stri+ "</td>");
		out.println("<td>" + rs.getString(2)+ "</td>");   
        int b;
		b = rs.getString(3).indexOf('1'); //显示单选题、多选题等类型
		if (b == 0)
			out.println("<td>" + "单选题" + "</td>");
		else if (b == 1)
			out.println("<td>" + "多选题" + "</td>");
		else if (b == 2)
			out.println("<td>" + "填空题" + "</td>");
		else
		out.println("<td>" + "判断题" + "</td>");
		out.println("<td>" + rs.getString(4)+ "</td>");//考题分值
		int a;
		a = rs.getString(5).indexOf('1'); //显示难、中、易
		if (a == 0)
			out.println("<td>" + "易" + "</td>");
		else if (a == 1)
			out.println("<td>" + "中" + "</td>");
		else
			out.println("<td>" + "难" + "</td>");
			
		out.println("<td>"+rs.getString(6)+"</td>");	
//..................................题目内容		
		String str = new String();
		str = rs.getString(7);
		int len;
		len = str.length();
		int xg1, xg2, xg3, xg4;
		xg1 = str.indexOf('|');
		xg2 = str.indexOf("||");
		xg3 = str.indexOf("|||");
		xg4 = str.indexOf("||||");
		char array[] = str.toCharArray();
		String timu = "";
		String timu1 = "";
		String timu2 = "";
		String timu3 = "";
		String timu4 = "";
		String timu5 = "";
		for (int i = 0; i < xg1; i++) {
			timu1 = timu1 + array[i];
		}

		for (int i = xg1 + 1; i < xg2; i++) //不输出斜杠所以xg1+1
		{
			timu2 = timu2 + array[i];
		}
		for (int i = xg2 + 2; i < xg3; i++) //不输出双斜杠所以xg1+2
		{
			timu3 = timu3 + array[i];
		}
 if (xg4 == -1)  //区别五个选项和四个选项
		{
			for (int i = xg3 + 3; i < len; i++) //不输出三斜杠所以xg1+1
			{
		timu4 = timu4 + array[i];
			}
	} 
	else
	 {
			for (int i = xg3 + 3; i < xg4; i++) //不输出三斜杠所以xg1+1
			{
		timu4 = timu4 + array[i];
			}

		}
if(xg4!=-1)          //区别假如没有5个选项
  {
     		for (int i = xg4 + 4; i < len; i++) //不输出三斜杠所以xg1+1
		{
			timu5 = timu5 + array[i];
		}
    
 }
     timu=timu1+"<br>"+timu2+"<br>"+timu3+"<br>"+timu4+"<br>"+timu5;
		if (timu!= "")
			out.println("<td>" + timu+ "</td>");
		else
			out.println("<td>" + "null" + "</td>");
//.................................题目内容                  
 //..................................题目答案
		String str1 = new String(); //答案显示ABCDE
		str1 = rs.getString(8);
		int len1;
		len1 = str1.length();
		int aa, bb, cc, dd, ee;
		aa = str1.indexOf('1');
		bb = str1.indexOf('2');
		cc = str1.indexOf('3');
		dd = str1.indexOf('4');
		ee = str1.indexOf('5');
		String daan = new String();
		for (int i = 0; i <= 4; i++) {
			daan = "";
			if (aa == 0)
		daan = daan + "A";
			if (bb == 1)
		daan = daan + "B";
			if (cc == 2)
		daan = daan + "C";
			if (dd == 3)
		daan = daan + "D";
			if (ee == 4)
		daan = daan + "E";
		}
             //答案真假   
		if (len1 == 1 && aa == 0)
			out.println("<td>" + "答案为:真" + "</td>");
		else if (len1 == 1)
			out.println("<td>" + "答案为:假" + "</td>");
		else //填空题  
		if (len1 >= 4 && daan != "")
			out.println("<td>" + "答案为:" + daan + "</td>");
		else
			out.println("<td>" + "略" + "</td>");
//...........................................题目答案     
 out.println("<td>" + rs.getString(9)+ "</td>");                          
}
  con.close();
%>
</body></html>

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