AspectSharp/AspectSharp.Example/Aop/Interceptors/HashcodeDefaultValueInterceptor.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 AspectSharp.Example.Aop.Interceptors
  16 {
  17         using System;
  18
  19         using AopAlliance.Intercept;
  20
  21         /// <summary>
  22         /// Summary description for HashcodeDefaultValueInterceptor.
  23         /// </summary>
  24         public class HashcodeDefaultValueInterceptor : IMethodInterceptor
  25         {
  26                 public object Invoke(IMethodInvocation invocation)
  27                 {
  28                         object retVal = invocation.Proceed();
  29
  30                         if (retVal == null)
  31                         {
  32                                 retVal = "Whoops! no value setted for this key!";
  33                         }
  34
  35                         return retVal;
  36                 }
  37         }
  38 }