jsp网上书店网页设计 第4页

jsp网上书店网页设计 第4页
  session.setAttribute("goods",pa);  //将nm对象加入session中，并指定关键字为name
%>
<p>这里是结账处。
<% String cus=(String)session.getAttribute("custom");
   String nam=(String)session.getAttribute("username");
   String goo=(String)session.getAttribute("goods");
   nam=getString(nam);
   goo=getString(goo);
%>
<br>
<p><%=cus%>的姓名是：::<%=nam%>
<p>您选购的商品是：&quot;<%=goo%>&quot;
<p>
  <%
 String id=""; 
    Statement sql=null;
    ResultSet rs=null;
   try {  
        Connection con;
     
       Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
    con=DriverManager.getConnection("jdbc:odbc:shop","root","123456");
      
    sql=con.createStatement();
   /*
    String query="SELECT username FROM users";
    rs = sql.executeQuery(query);
        username=rs.getString(2);
    if(username.value == "username") out.print("该用户名已经存在！"）;
 
  else */
   //{
   String query="SELECT id FROM orderform";
     rs = sql.executeQuery(query);
      while (rs.next())
    { id=rs.getString(1);
    }
    if (id.equals("")) id="1";
    else{
    int tmp=Integer.parseInt(id);
    tmp++;
    Integer t=new Integer(tmp);
    id=t.toString();
     }
  out.println("恭喜您！这本站的第"+id+"次商品交易！");
  // }
    String insert=
       "INSERT INTO orderform(logname,book_name) VALUES"+"('"+nam+"','"+goo+"')";
       sql.executeUpdate(insert); //执行添加操作：
    }
    catch(SQLException event)
     { }
 四．
public String codeString(String s)
    { String str=s;
       try{byte b[]=str.getBytes("ISO-8859-1");
           str=new String(b);
           return str;
         }
      catch(Exception e)
         { return str;
         }
    }
%>
 
  <%
 String id="",username="",realname="",password="",email="",phone="",address="";
 username=request.getParameter("username");
    username=codeString(username);{
   realname=request.getParameter("realname");
    realname=codeString(realname);
  password=request.getParameter("password");
    password=codeString(password);
  email=request.getParameter("email");
    email=codeString(email);
  phone=request.getParameter("phone");
   phone=codeString(phone);
  address=request.getParameter("address");
    address=codeString(address);
 
 //Connection con=null;

上一页  [1] [2] [3] [4] [5] [6] [7] 下一页

jsp网上书店网页设计 第4页下载如图片无法显示或论文不完整，请联系qq752018766