JSP页面中有些获取不到值 不知道怎么回事求解谢谢各位了
这是修改页面
<%@ page contentType="text/html; charset=gbk" language="java" import="java.sql.*" errorPage="" %><%@ page import="com.wgh.DB.connDB"%><%@ page import="com.wgh.DB.chStr"%><jsp:include page="safe.jsp"/><%connDB conn=new connDB();chStr chStr=new chStr(); String PID=""; String userName=""; String trueName=""; String city=""; String address=""; String postcode=""; String cardNO=""; String cardType=""; float Amount=0; String tel=""; String email=""; PID=request.getParameter("ID");if (PID!=null && PID!=""){ int ID=Integer.parseInt(PID); ResultSet rs=conn.executeQuery("select * from tb_member where ID="+ID); if(!rs.next()){ out.println("<script lanuage='javascript'>alert('您的操作有误!');window.location.href='membermanage.jsp';</script>"); }else{ userName=rs.getString("userName"); //用户名 trueName=rs.getString("trueName"); //真实姓名 都有值啊 city=rs.getString("city"); //城市 address=rs.getString("address"); //地址 postcode=rs.getString("postcode"); //邮编 cardNO=rs.getString("cardNO"); //证件号 都有值啊 cardType=rs.getString("cardType"); //证件类型 都有值啊 Amount=rs.getFloat("Amount"); //消费额 tel=rs.getString("tel"); //电话 email=rs.getString("email"); //email }%><html><head><title>酷腾电子商城后台管理</title><meta http-equiv="Content-Type" content="text/html; charset=gbk"><link href="../CSS/style.css" rel="stylesheet"><script src="onclock.JS"></script><script language="javascript">function mycheck(){ if (form1.username.value==""){ alert("请输入用户名称！");form1.username.focus();return; } if (form1.Truename.value==""){ alert("请输入真实姓名！");form1.Truename.focus();return; } if (form1.city.value==""){ alert("请输入城市！");form1.city.focus();return; } if (form1.address.value==""){ alert("您输入的地址！");form1.address.focus();return; } if (form1.postcode.value==""){ alert("请输入邮政编码！");form1.postcode.focus();return; } if (form1.cardNO.value==""){ alert("请输入证件号码！");form1.cardNO.focus();return; } if (form1.cardType.value==""){ alert("请输入证件类型！");form1.cardType.focus();return; } if (form1.tel.value==""){ alert("请输入电话！");form1.tel.focus();return; } if (form1.email.value==""){ alert("请输入email！");form1.email.focus();return; } if (form1.Amount.value==""){ alert("请输入消费额！");form1.Amount.focus();return; } //form1.submit();}</script></head><body onLoad="clockon(bgclock)"> <table width="777" height="192" border="0" align="center" cellpadding="0" cellspacing="0" class="tableBorder"><tr> <td><jsp:include page="banner.jsp"/><table width="777" height="288" border="0" align="center" cellpadding="0" cellspacing="0"> <tr> <td width="182" valign="top"><table width="100%" height="431" border="0" cellpadding="0" cellspacing="0"> <tr> <td valign="top" background="../images/manage_02.gif"><jsp:include page="navigation.jsp"/></td> </tr> </table></td> <td align="center" valign="top"><table width="100%" height="120" border="0" cellpadding="0" cellspacing="0"> <tr> <td valign="top" background="../images/manage_center_memberdetail.gif"><table width="100%" height="36" border="0" cellpadding="0" cellspacing="0"> <tr> <td width="98%" align="right"> </td> <td width="2%"> </td> </tr> </table></td> </tr> </table> <table width="92%" height="192" border="0" cellpadding="0" cellspacing="0"> <tr> <td valign="top"> <form action="member_modify_deal.jsp" method="post" name="form1"> <table width="96%" border="0" align="center" cellpadding="0" cellspacing="0" class="tableBorder_dashed"> <tr> <td width="19%" height="27" align="center" class="tableBorder_B_dashed"> 用 户 名：</td> <td height="13" class="tableBorder_B_dashed"><input name="userName" type="text" class="Sytle_text" value="<%=userName%>" size="50"> <input name="ID" type="hidden" value="<%=PID%>" /> <!-- 这句是隐藏的PID --> </td> </tr> <tr> <td height="27" align="center" class="tableBorder_B_dashed"> 真实姓名：</td> <td height="14" class="tableBorder_B_dashed"><input name="trueName" type="text" class="Sytle_text" value="<%=trueName%>" size="50"> </td> </tr> <tr> <td height="27" align="center" class="tableBorder_B_dashed"> 城 市：</td> <td class="tableBorder_B_dashed"><input name="city" type="text" class="Sytle_text" value="<%=city%>" size="50"> </td> </tr> <tr> <td height="27" align="center" class="tableBorder_B_dashed"> 地 址：</td> <td height="14" class="tableBorder_B_dashed"><input name="address" type="text" class="Sytle_text" value="<%=address%>" size="50"></td> </tr> <tr> <td height="27" align="center" class="tableBorder_B_dashed"> 邮政编码：</td> <td width="81%" height="27" class="tableBorder_B_dashed"><input name="postcode" type="text" class="Sytle_text" value="<%=postcode%>" size="50"> </td> </tr> <tr> <td height="27" align="center" class="tableBorder_B_dashed"> 证件类型：</td> <td height="14" class="tableBorder_B_dashed"><input name="cardType" type="text" class="Sytle_text" value="<%=cardType%>" size="50"> </td> </tr> <tr> <td height="27" align="center" class="tableBorder_B_dashed"> 证件号码：</td> <td class="tableBorder_B_dashed"><input name="cardNO" type="text" class="Sytle_text" value="<%=cardNO%>" size="50"> </td> </tr> <tr> <td height="27" align="center" class="tableBorder_B_dashed"> 电 话：</td> <td class="tableBorder_B_dashed"><input name="tel" type="text" class="Sytle_text" value="<%=tel%>" size="50"></td> </tr> <tr> <td height="27" align="center" class="tableBorder_B_dashed"> email：</td> <td class="tableBorder_B_dashed"><input name="email" type="text" class="Sytle_text" value="<%=email%>" size="50"></td> </tr> <tr> <td height="27" align="center" class="tableBorder_B_dashed"> 消 费 额：</td> <td class="tableBorder_B_dashed"><input name="Amount" type="text" class="Sytle_text" value="<%=Amount%>" size="50"> (元)</td> </tr> <tr> <td height="38" colspan="2" align="center"><input name="Button" type="button" class="btn_grey" value="保存" onClick="submit()"> <input name="Submit2" type="reset" class="btn_grey" value="重置"> <input name="Submit3" type="button" class="btn_grey" value="返回" onClick="JScript:history.back()"> </td> </tr> </table> </form> </td> </tr> </table> <table width="100%" height="46" border="0" cellpadding="0" cellspacing="0"> <tr> <td background="../images/manage_06.gif"> </td> </tr> </table></td> </tr></table><table width="777" border="0" align="center" cellpadding="0" cellspacing="0"> <tr> <td height="54" align="center"><jsp:include page="copyright.jsp"/></td> </tr></table></td></tr></table></body></html><%}else{ out.println("<script lanuage='javascript'>alert('您修改会员操作有误!');window.location.href='membermanage.jsp';</script>");}%>
userName=rs.getString("userName"); //用户名 trueName=rs.getString("trueName"); //真实姓名 都有值啊 city=rs.getString("city"); //城市 address=rs.getString("address"); //地址 postcode=rs.getString("postcode"); //邮编 cardNO=rs.getString("cardNO"); //证件号 都有值啊 cardType=rs.getString("cardType"); //证件类型 都有值啊 Amount=rs.getFloat("Amount"); //消费额 tel=rs.getString("tel"); //电话 email=rs.getString("email");<%@ page contentType="text/html; charset=gbk" language="java" import="java.sql.*" errorPage="" %><%@ page pageEncoding="gbk"%><meta http-equiv="Content-Type" content="text/html; charset=gbk"><%@ page import="com.wgh.dao.MemberDaoImpl"%> <!-- 到这句就出错 在MemberDaoImpl获取会员的一些信息获取不到 --><jsp:useBean id="member" scope="page" class="commerce.member"><jsp:setProperty name="member" property="*"/></jsp:useBean><jsp:useBean id="chStr" scope="page" class="com.wgh.DB.chStr"/><jsp:useBean id="conn" scope="page" class="com.wgh.DB.connDB"/><jsp:include page="safe.jsp"/><%Integer id=member.getID();System.out.println("会员id: "+id); //id为null？？ ResultSet rs=conn.executeQuery("select * from tb_member where ID="+id);//System.out.println("会员"+rs);//System.out.println("会员"+rs.next());if (!rs.next()){ //out.println("<script language='javascript'>alert('您的操作有误！');window.location.href='index.jsp';</script>"); //不同一条记录?}else{ int ret=0; MemberDaoImpl up_member=new MemberDaoImpl(); ret=up_member.update(member); if (ret!=0){ out.println("<script language='javascript'>alert('会员信息修改成功！');window.location.href='membermanage.jsp';</script>"); }else{ out.println("<script language='javascript'>alert('会员信息修改失败！');window.location.href='membermanage.jsp';</script>"); }}%>