MonoRail/Castle.MonoRail.Framework/Filters/PersistFlashFilter.cs

   1 // Copyright 2004-2007 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.Filters
  16 {
  17         using Castle.MonoRail.Framework.Attributes;
  18
  19         /// <summary>
  20         /// Persist entire flash content after an action execution on the controller.
  21         /// <seealso cref="PersistFlashAttribute"/>
  22         /// </summary>
  23         public class PersistFlashFilter : IFilter
  24         {
  25                 /// <summary>
  26                 /// Implementors should perform they filter logic and
  27                 /// return <c>true</c> if the action should be processed.
  28                 /// </summary>
  29                 /// <param name="exec">When this filter is being invoked</param>
  30                 /// <param name="context">Current context</param>
  31                 /// <param name="controller">The controller instance</param>
  32                 /// <returns>
  33                 ///     <c>true</c> if the action
  34                 /// should be invoked, otherwise <c>false</c>
  35                 /// </returns>
  36                 public bool Perform(ExecuteEnum exec, IRailsEngineContext context, IController controller)
  37                 {
  38                         controller.Flash.Keep();
  39
  40                         return true;
  41                 }
  42         }
  43 }