📄 update.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" />
<%
	ResultSet rs = null;
	try
	{
		String id = request.getParameter("id");
		if(id == null || id.equals(""))
		{
			session.setAttribute("error","3");
			response.sendRedirect("error.jsp");
		}
		else
		{
			String sql = "select * from YHGL_TABLE where USER_ID = '"+id+"'";
			rs = db.executeQuery(sql);
			if(rs.next())
			{
				%>
				<html>
				<head><title>修改用户密码</title></head>
				<script language="javascript">
					function update()
					{
						if(form1.prepsw.value.length == 0 || form1.psw.value.length == 0 || form1.conpsw.value.lenth == 0)
						{
							alert("不能为空");
						}
						else
						{
							form1.submit();
						}
					}
				</script>
				<body>
				<form action="update_deal.jsp?id=<%=id%>" name="form1" method="post">
					<table>
						<tr><td><input type=text name="name" value="<%=rs.getString("user_name")%>" disabled></td></tr>
						<tr><td>原密码:<input type="password" name="prepsw"></td></tr>
						<tr><td>现在密码:<input type="password" name="psw"></td></tr>
						<tr><td>确认密码:<input type="password" name="conpsw"></td></tr>
						<tr>
						<td><input type="button" value="确认" onclick="update()"></td>
						</tr>
					<table>
				</form>
				</body>
				</html>
				<%
			}
			else
			{
				session.setAttribute("error","4");
				response.sendRedirect("error.jsp");
			}
		} 
	}
	catch(Exception e)
	{
		e.printStackTrace();
		session.setAttribute("error","3");
		response.sendRedirect("error.jsp");
	}
	finally
	{
		try
		{
			db.closeDB();
			rs.close();
		}
		catch(Exception ee)
		{
			ee.printStackTrace();
		}
	}
%>

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