mcs/class/FirebirdSql.Data.Firebird/FirebirdSql.Data.Common/CharsetCollection.cs

   1 /*
   2  *  Firebird ADO.NET Data provider for .NET and Mono
   3  *
   4  *     The contents of this file are subject to the Initial
   5  *     Developer's Public License Version 1.0 (the "License");
   6  *     you may not use this file except in compliance with the
   7  *     License. You may obtain a copy of the License at
   8  *     http://www.firebirdsql.org/index.php?op=doc&id=idpl
   9  *
  10  *     Software distributed under the License is distributed on
  11  *     an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either
  12  *     express or implied.  See the License for the specific
  13  *     language governing rights and limitations under the License.
  14  *
  15  *  Copyright (c) 2002, 2004 Carlos Guzman Alvarez
  16  *  All Rights Reserved.
  17  */
  18
  19 using System;
  20 using System.Text;
  21 using System.Collections;
  22
  23 namespace FirebirdSql.Data.Common
  24 {
  25         internal sealed class CharsetCollection : CollectionBase
  26         {
  27                 #region Indexers
  28
  29                 public Charset this[int index]
  30                 {
  31                         get { return (Charset)this.List[index]; }
  32                 }
  33
  34                 public Charset this[string name]
  35                 {
  36                         get { return (Charset)this[this.IndexOf(name)]; }
  37                 }
  38
  39                 #endregion
  40
  41                 #region Methods
  42
  43                 public int IndexOf(int id)
  44                 {
  45                         int index = 0;
  46
  47                         foreach (Charset item in this)
  48                         {
  49                                 if (item.ID == id)
  50                                 {
  51                                         return index;
  52                                 }
  53                                 index++;
  54                         }
  55
  56                         return -1;
  57                 }
  58
  59                 public int IndexOf(string name)
  60                 {
  61                         int index = 0;
  62
  63                         foreach (Charset item in this)
  64                         {
  65                                 if (GlobalizationHelper.CultureAwareCompare(item.Name, name))
  66                                 {
  67                                         return index;
  68                                 }
  69                                 index++;
  70                         }
  71
  72                         return -1;
  73                 }
  74
  75                 internal Charset Add(
  76                         int             id,
  77                         string  charset,
  78                         int             bytesPerCharacter,
  79                         string  systemCharset)
  80                 {
  81                         Charset charSet = new Charset(
  82                                 id,
  83                                 charset,
  84                                 bytesPerCharacter,
  85                                 systemCharset);
  86
  87                         return this.Add(charSet);
  88                 }
  89
  90                 internal Charset Add(Charset charset)
  91                 {
  92                         this.List.Add(charset);
  93
  94                         return charset;
  95                 }
  96
  97                 #endregion
  98         }
  99 }