InversionOfControl/Castle.MicroKernel/SubSystems/Conversion/Converters/ArrayConverter.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.MicroKernel.SubSystems.Conversion
  16 {
  17         using System;
  18         using Castle.Core.Configuration;
  19
  20         [Serializable]
  21         public class ArrayConverter : AbstractTypeConverter
  22         {
  23                 public override bool CanHandleType(Type type)
  24                 {
  25                         return type.IsArray;
  26                 }
  27
  28                 public override object PerformConversion(String value, Type targetType)
  29                 {
  30                         throw new NotImplementedException();
  31                 }
  32
  33                 public override object PerformConversion(IConfiguration configuration, Type targetType)
  34                 {
  35                         System.Diagnostics.Debug.Assert(targetType.IsArray);
  36
  37                         int count = configuration.Children.Count;
  38                         Type itemType = targetType.GetElementType();
  39
  40                         Array array = Array.CreateInstance(itemType, count);
  41
  42                         int index = 0;
  43                         foreach(IConfiguration itemConfig in configuration.Children)
  44                         {
  45                                 object value = Context.Composition.PerformConversion(itemConfig, itemType);
  46                                 array.SetValue(value, index++);
  47                         }
  48
  49                         return array;
  50                 }
  51         }
  52 }