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📄 deal.jsp

📁 JSP+oracle开发实例精粹》随书光盘
💻 JSP
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<%@ page language="java" contentType="text/html; charset=gb2312" import="javasql.*"%>
<jsp:useBean id="db" class="yhgl.connectDB" />
<html>
<head>
<title>网上投票</title>
</head>
<body>
<%
	String id = request.getParameter("id");
	String name = request.getyParameter("name");
	ResultSet rs = null;
	try
	{	
		String sql = "select * from WSTP_XUANZE where TOPIC_ID = "+id;
		rs = db.executeQuery(sql);
		if(rs.next())
		{
	%>
	<form action="tp.jsp" method="post">
	<table>
	<tr>
	<td width="20%">投票项目<input type="hidden" name="topicid" value="<%=id%>" /><input type="hidden" name="topic" value="<%=id%>" /></td>
	<td width="80%"><%=name%></td>
	</tr>
	<tr>
	<td width="20%">选择</td>
	<td width="80%"><input type="radio" name="xuanze" value="<%=rs.getInt("id")%>" checked><%=rs.getString("choice")%></td>
	</tr>
	<%
			while(rs.next())
			{
	%>
				<tr>
				<td width="20%">选择</td>
				<td width="80%"><input type="radio" name="xuanze" value="<%=rs.getInt("id")%>" checked><%=rs.getString("choice")%></td>
				</tr>
	<%
			}
	%>
	<tr>
	<td colspan="2" align="left"><input type="submit" value="提交"></td></tr>
	</table>
	</form>
	<%
		}
		else
		{
			session.setAttribute("error","1");
			response.sendRedirect("error.jsp");
		}
	}
	catch(Exception e)
	{
		e.printStackTrace();
		session.setAttribute("error","2");
		response.sendRedirect("error.jsp");
	}
	finally
	{
		try
		{
			db.closeDB();
			rs.close();
		}
		catch(Exception ee)
		{
			ee.printStackTrace();
			session.setAttribute("error","2");
			response.sendRedirect("error.jsp");
		}
	}
%>
</body>
</html>

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