Components/DictionaryAdapter/Castle.Components.DictionaryAdapter/Attributes/DictionaryKeyAttribute.cs

   1 // Copyright 2004-2008 Castle Project - http://www.castleproject.org/
   2 //
   3 // Licensed under the Apache License, Version 2.0 (the "License");
   4 // you may not use this file except in compliance with the License.
   5 // You may obtain a copy of the License at
   6 //
   7 //     http://www.apache.org/licenses/LICENSE-2.0
   8 //
   9 // Unless required by applicable law or agreed to in writing, software
  10 // distributed under the License is distributed on an "AS IS" BASIS,
  11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12 // See the License for the specific language governing permissions and
  13 // limitations under the License.
  14
  15 namespace Castle.Components.DictionaryAdapter
  16 {
  17         using System;
  18         using System.Collections;
  19
  20         /// <summary>
  21         /// Assignes a specific dictionary key.
  22         /// </summary>
  23         [AttributeUsage(AttributeTargets.Property, AllowMultiple = false, Inherited = true)]
  24         public class DictionaryKeyAttribute : DictionaryBehaviorAttribute, IDictionaryKeyBuilder
  25         {
  26                 private readonly String key;
  27
  28                 /// <summary>
  29                 /// Initializes a new instance of the <see cref="DictionaryKeyAttribute"/> class.
  30                 /// </summary>
  31                 /// <param name="key">The key.</param>
  32                 public DictionaryKeyAttribute(String key)
  33                 {
  34                         this.key = key;
  35                 }
  36
  37                 String IDictionaryKeyBuilder.GetKey(IDictionary dictionary, String key,
  38                                                    PropertyDescriptor property)
  39                 {
  40                         return this.key;
  41                 }
  42         }
  43 }