myinfo.jsp

一个简单的网上书店例子

        if ( conn != null ) conn.close();
      }
      catch ( java.sql.SQLException ignore ) {}
      response.sendRedirect (sActionFileName);

      return "sendRedirect";
    }
    catch (Exception e) {out.println(e.toString()); }
    return (sFormErr);
  }

  


  void Form_Show(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response, javax.servlet.http.HttpSession session, javax.servlet.jsp.JspWriter out, String sFormErr, String sForm, String sAction, java.sql.Connection conn, java.sql.Statement stat) throws java.io.IOException {
    try {

      String sSQL="";
      String sQueryString = "";
      String sPage = "";
      String sWhere = "";
      String transitParams = "";
      String transitParamsHidden = "";
      String requiredParams = "";
      String primaryKeyParams ="";
      java.util.Hashtable rsHash = new java.util.Hashtable();
      

      String fldUserID="";
      String fldmember_id="";
      String fldmember_password="";
      String fldname="";
      String fldlast_name="";
      String fldemail="";
      String fldaddress="";
      String fldphone="";
      String fldnotes="";
      String fldcard_type_id="";
      String fldcard_number="";
      String fldmember_login="";


      boolean bPK = true;

      if ( "".equals(sFormErr)) {
        // Load primary key and form parameters
      }
      else {
        // Load primary key, form parameters and form fields
        fldmember_id = getParam( request, "member_id");
        fldmember_password = getParam( request, "member_password");
        fldname = getParam( request, "name");
        fldlast_name = getParam( request, "last_name");
        fldemail = getParam( request, "email");
        fldaddress = getParam( request, "address");
        fldphone = getParam( request, "phone");
        fldnotes = getParam( request, "notes");
        fldcard_type_id = getParam( request, "card_type_id");
        fldcard_number = getParam( request, "card_number");
      }

      
      String pmember_id = (String) session.getAttribute("UserID");
      if ( isEmpty(pmember_id)) { bPK = false; }
      
      sWhere += "member_id=" + toSQL(pmember_id, adNumber);
      primaryKeyParams += "<input type=\"hidden\" name=\"PK_member_id\" value=\""+pmember_id+"\"/>";

      sSQL = "select * from members where " + sWhere;


      out.println("    <table style=\"\">");
      out.println("     <tr>\n      <td style=\"background-color: #336699; text-align: Center; border-style: outset; border-width: 1\" colspan=\"2\"><font style=\"font-size: 12pt; color: #FFFFFF; font-weight: bold\">MyInfo</font></td>\n     </tr>");
      if ( ! sFormErr.equals("")) {
        out.println("     <tr>\n      <td style=\"background-color: #FFFFFF; border-width: 1\" colspan=\"2\"><font style=\"font-size: 10pt; color: #000000\">"+sFormErr+"</font></td>\n     </tr>");
      }
      sFormErr="";
      out.println("     <form method=\"get\" action=\""+sFileName+"\" name=\"Form\">");

      java.sql.ResultSet rs = null;

      if ( bPK &&  ! (sAction.equals("insert") && "Form".equals(sForm))) {

        // Open recordset
        rs = openrs( stat, sSQL);
        rs.next();
        String[] aFields = getFieldsName( rs );
        getRecordToHash( rs, rsHash, aFields );
        rs.close();
        fldmember_id = (String) rsHash.get("member_id");
        fldmember_login = (String) rsHash.get("member_login");
        if ( "".equals(sFormErr)) {
          // Load data from recordset when form displayed first time
          fldmember_password = (String) rsHash.get("member_password");
          fldname = (String) rsHash.get("first_name");
          fldlast_name = (String) rsHash.get("last_name");
          fldemail = (String) rsHash.get("email");
          fldaddress = (String) rsHash.get("address");
          fldphone = (String) rsHash.get("phone");
          fldnotes = (String) rsHash.get("notes");
          fldcard_type_id = (String) rsHash.get("card_type_id");
          fldcard_number = (String) rsHash.get("card_number");
        }

        if (sAction.equals("") || ! "Form".equals(sForm)) {
      
          fldmember_id = (String) rsHash.get("member_id");
          fldmember_login = (String) rsHash.get("member_login");
          fldmember_password = (String) rsHash.get("member_password");
          fldname = (String) rsHash.get("first_name");
          fldlast_name = (String) rsHash.get("last_name");
          fldemail = (String) rsHash.get("email");
          fldaddress = (String) rsHash.get("address");
          fldphone = (String) rsHash.get("phone");
          fldnotes = (String) rsHash.get("notes");
          fldcard_type_id = (String) rsHash.get("card_type_id");
          fldcard_number = (String) rsHash.get("card_number");
        }
        else {
          fldmember_id = (String) rsHash.get("member_id");
          fldmember_login = (String) rsHash.get("member_login");
        }
        
      }
      else {
        if ( "".equals(sFormErr)) {
          fldmember_id = toHTML((String) session.getAttribute("UserID"));
        }
      }
      


      // Show form field
      
      out.print("     <tr>\n      <td style=\"background-color: #FFEAC5; border-style: inset; border-width: 0\"><font style=\"font-size: 10pt; color: #000000\">Login</font></td><td style=\"background-color: #FFFFFF; border-width: 1\">"); out.print("<font style=\"font-size: 10pt; color: #000000\">"+toHTML(fldmember_login)+"&nbsp;</font>");
      out.println("</td>\n     </tr>");
      
      out.print("     <tr>\n      <td style=\"background-color: #FFEAC5; border-style: inset; border-width: 0\"><font style=\"font-size: 10pt; color: #000000\">Password*</font></td><td style=\"background-color: #FFFFFF; border-width: 1\">"); out.print("<input type=\"password\"  name=\"member_password\" maxlength=\"20\" value=\""+toHTML(fldmember_password)+"\" size=\"20\">");

      out.println("</td>\n     </tr>");
      
      out.print("     <tr>\n      <td style=\"background-color: #FFEAC5; border-style: inset; border-width: 0\"><font style=\"font-size: 10pt; color: #000000\">First Name*</font></td><td style=\"background-color: #FFFFFF; border-width: 1\">"); out.print("<input type=\"text\"  name=\"name\" maxlength=\"50\" value=\""+toHTML(fldname)+"\" size=\"50\">");

      out.println("</td>\n     </tr>");
      
      out.print("     <tr>\n      <td style=\"background-color: #FFEAC5; border-style: inset; border-width: 0\"><font style=\"font-size: 10pt; color: #000000\">Last Name*</font></td><td style=\"background-color: #FFFFFF; border-width: 1\">"); out.print("<input type=\"text\"  name=\"last_name\" maxlength=\"50\" value=\""+toHTML(fldlast_name)+"\" size=\"50\">");

      out.println("</td>\n     </tr>");
      
      out.print("     <tr>\n      <td style=\"background-color: #FFEAC5; border-style: inset; border-width: 0\"><font style=\"font-size: 10pt; color: #000000\">Email*</font></td><td style=\"background-color: #FFFFFF; border-width: 1\">"); out.print("<input type=\"text\"  name=\"email\" maxlength=\"50\" value=\""+toHTML(fldemail)+"\" size=\"50\">");

      out.println("</td>\n     </tr>");
      
      out.print("     <tr>\n      <td style=\"background-color: #FFEAC5; border-style: inset; border-width: 0\"><font style=\"font-size: 10pt; color: #000000\">Address</font></td><td style=\"background-color: #FFFFFF; border-width: 1\">"); out.print("<input type=\"text\"  name=\"address\" maxlength=\"50\" value=\""+toHTML(fldaddress)+"\" size=\"50\">");

      out.println("</td>\n     </tr>");
      
      out.print("     <tr>\n      <td style=\"background-color: #FFEAC5; border-style: inset; border-width: 0\"><font style=\"font-size: 10pt; color: #000000\">Phone</font></td><td style=\"background-color: #FFFFFF; border-width: 1\">"); out.print("<input type=\"text\"  name=\"phone\" maxlength=\"50\" value=\""+toHTML(fldphone)+"\" size=\"50\">");

      out.println("</td>\n     </tr>");
      
      out.print("     <tr>\n      <td style=\"background-color: #FFEAC5; border-style: inset; border-width: 0\"><font style=\"font-size: 10pt; color: #000000\">Notes</font></td><td style=\"background-color: #FFFFFF; border-width: 1\">"); out.print("<textarea name=\"notes\" cols=\"50\" rows=\"5\">"+toHTML(fldnotes)+"</textarea>");

      out.println("</td>\n     </tr>");
      
      out.print("     <tr>\n      <td style=\"background-color: #FFEAC5; border-style: inset; border-width: 0\"><font style=\"font-size: 10pt; color: #000000\">Credit Card Type</font></td><td style=\"background-color: #FFFFFF; border-width: 1\">"); 
      out.print("<select name=\"card_type_id\">"+getOptions( conn, "select card_type_id, name from card_types order by 2",false,false,fldcard_type_id)+"</select>");
      
      out.println("</td>\n     </tr>");
      
      out.print("     <tr>\n      <td style=\"background-color: #FFEAC5; border-style: inset; border-width: 0\"><font style=\"font-size: 10pt; color: #000000\">Credit Card Number</font></td><td style=\"background-color: #FFFFFF; border-width: 1\">"); out.print("<input type=\"text\"  name=\"card_number\" maxlength=\"50\" value=\""+toHTML(fldcard_number)+"\" size=\"50\">");

      out.println("</td>\n     </tr>");
      
      out.print("     <tr>\n      <td colspan=\"2\" align=\"right\">");
      

      if ( bPK && ! (sAction.equals("insert") && "Form".equals(sForm))) {
        out.print("<input type=\"submit\" value=\"Update\" onclick=\"document.Form.FormAction.value = 'update';\">");out.print("<input type=\"submit\" value=\"Cancel\" onclick=\"document.Form.FormAction.value = 'cancel';\">");
        out.print("<input type=\"hidden\" name=\"FormName\" value=\"Form\"><input type=\"hidden\" value=\"update\" name=\"FormAction\">");
      }
      
      else {
        out.print("<input type=\"submit\" value=\"Cancel\" onclick=\"document.Form.FormAction.value = 'cancel';\">");
        out.print("<input type=\"hidden\" name=\"FormName\" value=\"Form\"><input type=\"hidden\" value=\"insert\" name=\"FormAction\">");
      }out.print("<input type=\"hidden\" name=\"member_id\" value=\""+toHTML(fldmember_id)+"\">");
      out.print(transitParamsHidden+requiredParams+primaryKeyParams);
      out.println("</td>\n     </tr>\n     </form>\n    </table>");
      



    }
    catch (Exception e) { out.println(e.toString()); }
  } %>