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1 using System;
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2
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3 using BLToolkit.TypeBuilder.Builders;
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4
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5 namespace BLToolkit.Aspects
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6 {
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7 /// <summary>
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8 /// http://www.bltoolkit.net/Doc/Aspects/index.htm
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9 /// </summary>
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10 [AttributeUsage(AttributeTargets.Class, AllowMultiple=true)]
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11 public sealed class MixinAttribute : AbstractTypeBuilderAttribute
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12 {
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13 public MixinAttribute(
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14 Type targetInterface, string memberName, bool throwExceptionIfNull, string exceptionMessage)
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15 {
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16 _targetInterface = targetInterface;
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17 _memberName = memberName;
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18 _throwExceptionIfNull = throwExceptionIfNull;
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19 _exceptionMessage = exceptionMessage;
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20 }
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21
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22 public MixinAttribute(Type targetInterface, string memberName, bool throwExceptionIfNull)
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23 : this(targetInterface, memberName, throwExceptionIfNull, null)
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24 {
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25 }
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26
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27 public MixinAttribute(Type targetInterface, string memberName, string exceptionMessage)
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28 : this(targetInterface, memberName, true, exceptionMessage)
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29 {
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30 }
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31
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32 public MixinAttribute(Type targetInterface, string memberName)
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33 : this(targetInterface, memberName, true, null)
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34 {
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35 }
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36
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37 private readonly Type _targetInterface;
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38 public Type TargetInterface
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39 {
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40 get { return _targetInterface; }
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41 }
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42
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43 private readonly string _memberName;
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44 public string MemberName
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45 {
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46 get { return _memberName; }
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47 }
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48
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49 private bool _throwExceptionIfNull;
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50 public bool ThrowExceptionIfNull
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51 {
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52 get { return _throwExceptionIfNull; }
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53 set { _throwExceptionIfNull = value; }
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54 }
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55
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56 private string _exceptionMessage;
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57 public string ExceptionMessage
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58 {
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59 get { return _exceptionMessage; }
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60 set { _exceptionMessage = value; }
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61 }
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62
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63 public override IAbstractTypeBuilder TypeBuilder
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64 {
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65 get
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66 {
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67 return new Builders.MixinAspectBuilder(
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68 _targetInterface, _memberName, _throwExceptionIfNull, _exceptionMessage);
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69 }
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70 }
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71 }
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72 }
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