AspectSharp/AspectSharp.Example/Application.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 AspectSharpExample
  16 {
  17         using System;
  18         using System.Collections;
  19
  20         using AspectSharp;
  21         using AspectSharp.Builder;
  22
  23         using AspectSharp.Example;
  24         using AspectSharp.Example.Views;
  25         using AspectSharp.Example.ContentProviders;
  26
  27         /// <summary>
  28         /// Summary description for Application.
  29         /// </summary>
  30         public class Application
  31         {
  32                 public static void Main()
  33                 {
  34                         // First we're going to execute two content providers and
  35                         // display the contents using the PlainTextView
  36                         SimpleExecution();
  37
  38                         // Now we're going to execute adding a security
  39                         // mixin to content providers and security checking through
  40                         // interceptors
  41                         MixinAndInterceptorExecution();
  42
  43                         // Altering the Hashtable
  44                         HashtableTest();
  45
  46                         Console.WriteLine("\r\nPress any key to exit." );
  47                         Console.ReadLine();
  48                 }
  49
  50                 private static void SimpleExecution()
  51                 {
  52                         Console.Out.WriteLine( " o0o First execution o0o " );
  53
  54                         RequestPipeline pipeline = new RequestPipeline();
  55                         pipeline.Context["username"] = "Billy Paul Mckinsky";
  56                         pipeline.AddContentProvider( new StaticContentProvider() );
  57                         pipeline.AddContentProvider( new DynamicContentProvider() );
  58                         pipeline.View = new PlainTextView();
  59                         pipeline.ProcessRequest( Console.Out );
  60
  61                         Console.Out.WriteLine();
  62                 }
  63
  64                 private static void MixinAndInterceptorExecution()
  65                 {
  66                         Console.Out.WriteLine( " o0o Within security checking o0o " );
  67
  68                         // For the sake of readability we're keep the aspect code here:
  69                         String contents =
  70                                 " import AspectSharp.Example.Aop.Interceptors " +
  71                                 " import AspectSharp.Example.Aop.Mixins " +
  72                                 " " +
  73                                 " aspect sample for [ AspectSharp.Example.ContentProviders ] " +
  74                                 "   include SecurityMixin " +
  75                                 "   " +
  76                                 "   pointcut method(* RetrieveContent())" +
  77                                 "     advice(SecurityCheckInterceptor)" +
  78                                 "   end" +
  79                                 "   " +
  80                                 " end ";
  81
  82                         AspectLanguageEngineBuilder builder = new AspectLanguageEngineBuilder( contents );
  83                         AspectEngine engine = builder.Build();
  84
  85                         RequestPipeline pipeline = new RequestPipeline();
  86                         pipeline.Context["username"] = "Billy Paul Mckinsky";
  87                         pipeline.AddContentProvider( engine.WrapClass( typeof(StaticContentProvider) ) as IContentProvider );
  88                         pipeline.AddContentProvider( engine.WrapClass( typeof(DynamicContentProvider) ) as IContentProvider );
  89                         pipeline.View = new PlainTextView();
  90                         pipeline.ProcessRequest( Console.Out );
  91
  92                         Console.Out.WriteLine();
  93                 }
  94
  95                 private static void HashtableTest()
  96                 {
  97                         Console.Out.WriteLine( " o0o Changing default hashtable value o0o " );
  98
  99                         // For the sake of readability we're keep the aspect code here:
 100                         String contents =
 101                                 " import System.Collections " +
 102                                 " " +
 103                                 " aspect sample for Hashtable " +
 104                                 "   " +
 105                                 "   pointcut propertyread(* Item(*))" +
 106                                 "     advice(HashcodeDefaultValueInterceptor)" +
 107                                 "   end" +
 108                                 "   " +
 109                                 " end ";
 110
 111                         AspectLanguageEngineBuilder builder = new AspectLanguageEngineBuilder( contents );
 112                         AspectEngine engine = builder.Build();
 113
 114                         IDictionary myHashTable = engine.WrapClass( typeof(Hashtable) ) as IDictionary;
 115
 116                         String value = myHashTable["item"] as String;
 117                         Console.Out.WriteLine( "Default value is {0}", value );
 118
 119                         Console.Out.WriteLine();
 120                 }
 121         }
 122 }