📄 admin.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="java.sql.*"%>
<jsp:useBean id="db" class="yhgl.connectDB" />
<html>
<head>
<title>投票管理</title>
</head>
<body>
<table>
<tr>
<td><a href="index_add.jsp">新建投票</a></td>
</tr>
</table>
<%
	String sql = "select * from WSTP_LANMU";
	ResultSet rs = null;
	try
	{
		rs = db.executeQuery(sql);
		if(rs.next())
		{
			%>
			<table>
			<tr>
			<td width="60%">栏目</td>
			<td width="40%">操作</td>
			</tr>
			<tr>
			<%
				String id = rs.getInt("id");
			%>
			<td width="60%"><%=rs.getString("TOPIC")%></td>
			<td width="40%"><a href="delete.jsp?id=<%=id%>">删除</a><a href="update.jsp?id=<%=id%>">修改</a></td>
			</tr>
			<%
			while(rs.next())
			{
				id = rs.getInt("id");
			%>
				<td width="60%"><%=rs.getString("TOPIC")%></td>
				<td width="40%"><a href="delete.jsp?id=<%=id%>">删除</a><a href="update.jsp?id=<%=id%>">修改</a></td>
				</tr>
			<%
			}
			%>
			</table>
			<%
		}
		else
		{
			%>
			目前没有投票项目！
			<%
		}
	}
	catch(Exception e)
	{
		e.printStackTrace();
	}
	finally
	{
		try
		{
			db.closeDB();
			rs.close();
		}
		catch(Exception ee)
		{
			ee.printStackTrace();

		}
	}
%>
</body>
</html>

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