📄 modifyform.jsp
字号:
<%@ page contentType="text/html;charset=GB2312" %>
<%@ page import="java.sql.*" %>
<%@ page import="Login" %>
<jsp:useBean id="login" class="Login" scope="session" >
</jsp:useBean>
<% //如果客户直接进入该页面将被转向登录页面。
if(session.isNew())
{response.sendRedirect("userLogin.jsp");
}
//如果没有成功登录将被转向登录页面
String success=login.getSuccess();
if(success==null)
{success="";
}
if(!(success.equals("ok")))
{response.sendRedirect("userLogin.jsp");
}
%>
<HTML>
<BODY ><Font size=1>
<%@ include file="head.txt" %>
<P>你的订单：
<% String logname=login.getLogname();
if(logname==null)
{logname="";
}
Connection con;
Statement sql;
ResultSet rs;
try{Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
}
catch(ClassNotFoundException e){}
try{ con=DriverManager.getConnection("jdbc:odbc:shop","","");
sql=con.createStatement();
String condition="SELECT * FROM orderform WHERE logname = "+"'"+logname+"'";
rs=sql.executeQuery(condition);
out.print("<Table Border>");
out.print("<TR>");
out.print("<TH width=50>"+"<Font size=1>"+"用户名");
out.print("<TH width=50>"+"<Font size=1>"+"姓名");
out.print("<TH width=160>"+"<Font size=1>"+"订购号");
out.print("<TH width=160>"+"<Font size=1>"+"书名");
out.print("<TH width=60>"+"<Font size=1>"+"订购数量");
out.print("<TH width=60>"+"<Font size=1>"+"电话");
out.print("<TH width=160>"+"<Font size=1>"+"地址");
out.print("</TR>");
while(rs.next())
{ out.print("<TR>");
out.print("<TD >"+"<Font size=1>"+rs.getString(1)+"</TD>");
out.print("<TD >"+"<Font size=1>"+rs.getString(2)+"</TD>");
out.print("<TD >"+"<Font size=1>"+rs.getString(3)+"</TD>");
out.print("<TD >"+"<Font size=1>"+rs.getString(4)+"</TD>");
out.print("<TD >"+"<Font size=1>"+rs.getString(5)+"</TD>");
out.print("<TD >"+"<Font size=1>"+rs.getString(6)+"</TD>");
out.print("<TD >"+"<Font size=1>"+rs.getString(7)+"</TD>");
out.print("</TR>") ;
}
out.print("</Table>");
con.close();
}
catch(SQLException e)
{ }
%>
<P>修改订单：
<%String str1=response.encodeURL("deletForm.jsp");
String str2=response.encodeURL("changeForm.jsp");
%>
<FORM action="<%=str1%>" method=post>
<BR>输入订购号<Input TYPE=text name=order_number >*
<Input type=submit name="k" value="提交删除">
</FORM>
<FORM action="<%=str2%>" method=post>
<BR>输入订购号<Input TYPE=text name=order_number >*
<BR>输入新定数<Input TYPE=text name=mount >*
<Input type=submit name="p" value="提交修改">
</FORM>
</BODY>
</HTML>
删除订购单页面（效果如图8.11所示）
deleteForm.jsp:
<%@ page contentType="text/html;charset=GB2312" %>
<%@ page import="java.sql.*" %>
<%@ page import="Login" %>
<jsp:useBean id="login" class="Login" scope="session" >
</jsp:useBean>
<html>
<BODY>
<% //如果客户直接进入该页面将被转向登录页面。
if(session.isNew())
{response.sendRedirect("userLogin.jsp");
}
//如果没有成功登录将被转向登录页面
String success=login.getSuccess();
if(success==null)
{success="";
}
if(!(success.equals("ok")))
{response.sendRedirect("userLogin.jsp");
}
%>
<% //获取订单号：
String order_number=request.getParameter("order_number");
if(order_number==null)
{order_number="";
}
byte b[]=order_number.getBytes("ISO-8859-1");
order_number=new String(b);
Connection con=null;
Statement sql=null;
ResultSet rs=null;
try{Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
}
catch(ClassNotFoundException e){}
try
{con=DriverManager.getConnection("jdbc:odbc:shop","","");
sql=con.createStatement();
String condition=
"DELETE FROM orderform WHERE order_number="+"'"+order_number+"'";
sql.executeUpdate(condition); //删除。
out.print("<BR>"+"订单条款被删除一项");
}
catch(SQLException e)
{ out.print("<BR>"+"删除失败");
}
%>
</BODy>
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