MonoRail/Castle.MonoRail.Framework/Extensions/ExceptionChaining/IExceptionHandler.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.MonoRail.Framework.Extensions.ExceptionChaining
  16 {
  17         /// <summary>
  18         /// Represents a processor of an exception.
  19         /// The processor might choose to register the exception
  20         /// in some specific way and then delegate the execution
  21         /// to the next handler
  22         /// <seealso cref="IConfigurableHandler"/>
  23         /// </summary>
  24         public interface IExceptionHandler
  25         {
  26                 /// <summary>
  27                 /// Implementors should perform any required
  28                 /// initialization
  29                 /// </summary>
  30                 void Initialize();
  31
  32                 /// <summary>
  33                 /// Implementors should perform the action
  34                 /// on the exception. Note that the exception
  35                 /// is available in <see cref="IEngineContext.LastException"/>
  36                 /// </summary>
  37                 /// <param name="context"></param>
  38                 void Process(IEngineContext context);
  39
  40                 /// <summary>
  41                 /// The next exception in the sink
  42                 /// or null if none exists.
  43                 /// </summary>
  44                 IExceptionHandler Next { get; set; }
  45         }
  46 }