mcs/class/IBM.Data.DB2/IBM.Data.DB2/DB2ClientUtils.cs

   1
   2 //
   3 // Permission is hereby granted, free of charge, to any person obtaining
   4 // a copy of this software and associated documentation files (the
   5 // "Software"), to deal in the Software without restriction, including
   6 // without limitation the rights to use, copy, modify, merge, publish,
   7 // distribute, sublicense, and/or sell copies of the Software, and to
   8 // permit persons to whom the Software is furnished to do so, subject to
   9 // the following conditions:
  10 //
  11 // The above copyright notice and this permission notice shall be
  12 // included in all copies or substantial portions of the Software.
  13 //
  14 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  15 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  16 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  17 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  18 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  19 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  20 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  21 //
  22 using System;
  23
  24 namespace IBM.Data.DB2
  25 {
  26
  27         public class DB2ClientUtils
  28         {
  29
  30                 #region DB2CheckReturn
  31
  32                 public static void DB2CheckReturn(short sqlRet, short handleType, IntPtr handle, string message, DB2Connection connection)
  33                 {
  34                         switch (sqlRet)
  35                         {
  36                                 case DB2Constants.SQL_SUCCESS_WITH_INFO:
  37                                         if(connection != null)
  38                                         {
  39                                                 connection.OnInfoMessage(handleType, handle);
  40                                         }
  41                                         goto case DB2Constants.SQL_SUCCESS;
  42                                 case DB2Constants.SQL_SUCCESS:
  43                                 case DB2Constants.SQL_NO_DATA:
  44                                         return;
  45
  46                                 case DB2Constants.SQL_INVALID_HANDLE:
  47                                         throw new ArgumentException("Invalid handle");
  48
  49                                 default:
  50                                 case DB2Constants.SQL_ERROR:
  51                                         throw new DB2Exception(handleType, handle, message);
  52                         }
  53                 }
  54                 public static void DB2CheckReturn(short sqlRet, short handleType, IntPtr handle, string message)
  55                 {
  56                         DB2CheckReturn(sqlRet, handleType, handle, message, null);
  57                 }
  58                 #endregion
  59         }
  60 }