MonoRail/Castle.MonoRail.Framework/Extensions/ExceptionChaining/LoggingExceptionHandler.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         using Castle.Core.Logging;
  18
  19         /// <summary>
  20         /// Handles that logs the exception using the the logger factory.
  21         /// </summary>
  22         public class LoggingExceptionHandler : AbstractExceptionHandler
  23         {
  24                 /// <summary>
  25                 /// Implementors should perform the action
  26                 /// on the exception. Note that the exception
  27                 /// is available in <see cref="IEngineContext.LastException"/>
  28                 /// </summary>
  29                 /// <param name="context"></param>
  30                 public override void Process(IEngineContext context)
  31                 {
  32                         ILoggerFactory factory = (ILoggerFactory) context.GetService(typeof(ILoggerFactory));
  33
  34                         if (factory == null)
  35                         {
  36                                 // No factory configured, but we can throw exception
  37                                 return;
  38                         }
  39
  40                         if (context.CurrentController != null)
  41                         {
  42                                 ILogger logger = factory.Create(context.CurrentController.GetType());
  43
  44                                 logger.Error(BuildStandardMessage(context));
  45                         }
  46
  47                         InvokeNext(context);
  48                 }
  49         }
  50 }