mcs/class/System.Web/System.Web.Configuration_2.0/SqlCacheDependencyDatabaseCollection.cs

   1 //
   2 // System.Web.Configuration.SqlCacheDependencyDatabaseCollection
   3 //
   4 // Authors:
   5 //      Chris Toshok (toshok@ximian.com)
   6 //
   7 // (C) 2005 Novell, Inc (http://www.novell.com)
   8 //
   9
  10 //
  11 // Permission is hereby granted, free of charge, to any person obtaining
  12 // a copy of this software and associated documentation files (the
  13 // "Software"), to deal in the Software without restriction, including
  14 // without limitation the rights to use, copy, modify, merge, publish,
  15 // distribute, sublicense, and/or sell copies of the Software, and to
  16 // permit persons to whom the Software is furnished to do so, subject to
  17 // the following conditions:
  18 //
  19 // The above copyright notice and this permission notice shall be
  20 // included in all copies or substantial portions of the Software.
  21 //
  22 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  23 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  24 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  25 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  26 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  27 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  28 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  29 //
  30
  31 using System;
  32 using System.Configuration;
  33
  34
  35 namespace System.Web.Configuration {
  36
  37         [ConfigurationCollection (typeof (SqlCacheDependencyDatabase), CollectionType = ConfigurationElementCollectionType.AddRemoveClearMap)]
  38         public sealed class SqlCacheDependencyDatabaseCollection : ConfigurationElementCollection
  39         {
  40                 public void Add (SqlCacheDependencyDatabase name)
  41                 {
  42                         BaseAdd (name);
  43                 }
  44
  45                 public void Clear ()
  46                 {
  47                         BaseClear ();
  48                 }
  49
  50                 public SqlCacheDependencyDatabase Get (string name)
  51                 {
  52                         return (SqlCacheDependencyDatabase) BaseGet (name);
  53                 }
  54
  55                 public SqlCacheDependencyDatabase Get (int index)
  56                 {
  57                         return (SqlCacheDependencyDatabase) BaseGet (index);
  58                 }
  59
  60                 protected override ConfigurationElement CreateNewElement ()
  61                 {
  62                         return new SqlCacheDependencyDatabase ();
  63                 }
  64
  65                 protected override object GetElementKey (ConfigurationElement element)
  66                 {
  67                         return ((SqlCacheDependencyDatabase)element).Name;
  68                 }
  69
  70                 public string GetKey (int index)
  71                 {
  72                         SqlCacheDependencyDatabase db = Get (index);
  73                         if (db == null)
  74                                 return null;
  75                         return db.Name;
  76                 }
  77
  78                 public void Remove (string name)
  79                 {
  80                         BaseRemove (name);
  81                 }
  82
  83                 public void RemoveAt (int index)
  84                 {
  85                         BaseRemoveAt (index);
  86                 }
  87
  88                 public void Set (SqlCacheDependencyDatabase user)
  89                 {
  90                         SqlCacheDependencyDatabase existing = Get (user.Name);
  91
  92                         if (existing == null) {
  93                                 Add (user);
  94                         }
  95                         else {
  96                                 int index = BaseIndexOf (existing);
  97                                 RemoveAt (index);
  98                                 BaseAdd (index, user);
  99                         }
 100                 }
 101
 102                 public string[] AllKeys {
 103                         get {
 104                                 string[] keys = new string[Count];
 105                                 for (int i = 0; i < Count; i ++)
 106                                         keys[i] = this[i].Name;
 107                                 return keys;
 108                         }
 109                 }
 110
 111                 public SqlCacheDependencyDatabase this [int index] {
 112                         get { return (SqlCacheDependencyDatabase) BaseGet (index); }
 113                         set { if (BaseGet (index) != null) BaseRemoveAt (index); BaseAdd (index, value); }
 114                 }
 115
 116                 public new SqlCacheDependencyDatabase this [string name] {
 117                         get { return (SqlCacheDependencyDatabase) BaseGet (name); }
 118                 }
 119
 120         }
 121
 122 }
 123
 124