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1 using System;
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2 using System.Diagnostics.CodeAnalysis;
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3
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4 namespace BLToolkit.Reflection
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5 {
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6 [SuppressMessage("Microsoft.Performance", "CA1813:AvoidUnsealedAttributes")]
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7 [AttributeUsage(AttributeTargets.Class | AttributeTargets.Interface)]
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8 public class ObjectFactoryAttribute : Attribute
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9 {
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10 public ObjectFactoryAttribute(Type type)
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11 {
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12 if (type == null) throw new ArgumentNullException("type");
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13
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14 _objectFactory = Activator.CreateInstance(type) as IObjectFactory;
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15
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16 if (_objectFactory == null)
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17 throw new ArgumentException(
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18 string.Format("Type '{0}' does not implement IObjectFactory interface.", type));
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19 }
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20
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21 private readonly IObjectFactory _objectFactory;
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22 public IObjectFactory ObjectFactory
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23 {
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24 get { return _objectFactory; }
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25 }
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26 }
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27 }
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