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📄 index.jsp

📁 JSP+ORCLE 实现后台登陆
💻 JSP
字号:
<%@ page contentType="text/html; charset=gb2312" import="java.sql.*"%>
<jsp:useBean id="db" class="xwfb.connectDB" />
<html>
<head>
<title>新闻发布系统</title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<link href="css/style.css" rel="stylesheet" type="text/css">
<script language="javascript">
	function login()
	{
		if(login_form.user.value.length == 0 || login_form.psw.value.length == 0)
		{
			alert("登陆用户名或密码为空");
		}
		else
		{
			login_form.submit();
		}
	}
	function register()
	{
		top.location.href="register.jsp";
	}
</script>
</head>
<body>
<%
	ResultSet rs = null;
	try
	{
		String sql = "select * from XWFB_NEWS order by create_time DESC";
		rs = db.executeQuery(sql);
		if(rs.next())
		{
			int i = 1;
			int id = rs.getInt("id");
%>
	<table>
	<tr>
		<td width="30" align="center">编号</td>
		<td width="400" align="center" >主题</td>
		<td width="120" align="center">时间</td>
		<td width="120" align="center" >操作</td>
	</tr>
	<tr bgcolor="<%=(i%2 == 0? "pink" : "plum")%>">
		<td width="30" align="center"><%=i%></td>
		<td width="400" align="center"><%=rs.getString("title")%></td>
		<td width="120" align="center"><%=rs.getString("create_time")%></td>
		<td width="120" align="center"><a href="detail.jsp?id=<%=id%>" target="blank">查看</a>
		<%
			if(session.getAttribute("priority") != null && ! "1".equals((String)session.getAttribute("priority")))
			{
				%>
				<a href="update.jsp?id=<%=id%>" target="blank">修改新闻</a> <a href="delete.jsp?id=<%=id%>" >删除</a>
				<%
			}
		%></td>
	</tr>
	<%
			while(rs.next())
			{
				i++;
				id = rs.getInt("id");
	%>
				<tr bgcolor="<%=(i%2 == 0? "pink" : "plum")%>">
		<td width="30" align="center"><%=i%></td>
		<td width="400" align="center"><%=rs.getString("title")%></td>
		<td width="120" align="center"><%=rs.getString("create_time")%></td>
		<td width="120" align="center"><a href="detail.jsp?id=<%=id%>" target="blank">查看</a>
		<%
			if(session.getAttribute("priority") != null && ! "1".equals((String)session.getAttribute("priority")))
			{
				%>
				<a href="update.jsp?id=<%=id%>" target="blank">修改新闻</a> <a href="delete.jsp?id=<%=id%>">删除</a>
				<%
			}
		%></td>
	</tr>
	<%
			}
	%>
	</table>
<%
		}
		else
		{
%>
	目前没有新闻!
<%
		}
	}
	catch(Exception e)
	{
		session.setAttribute("error","1");
		response.sendRedirect("error.jsp");
	}
	finally
	{
		try
		{
			db.closeDB();
			rs.close();
		}
		catch(Exception ee)
		{
			session.setAttribute("error","1");
			response.sendRedirect("error.jsp");
		}
	}
%>
</body>
</html>

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