#region License
/*
* Copyright 2002-2006 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#endregion
#region Imports
using System;
using System.IO;
using AopAlliance.Intercept;
#endregion
namespace Spring.Aspects.Logging{
/// <summary>
/// Basic implementation of a logging aspect using <see cref="System.Console"/>.
/// </summary>
/// <author>Bruno Baia</author>
/// <version>$Id: ConsoleLoggingAroundAdvice.cs,v 1.1 2006/11/26 12:26:34 bbaia Exp $</version>
public class ConsoleLoggingAroundAdvice : IMethodInterceptor
{
#region Fields
#if NET_2_0
private ConsoleColor _foregroundColor = ConsoleColor.Gray;
#endif
#endregion
#region Properties
#if NET_2_0
/// <summary>
/// Gets or sets the foreground color of the console.
/// </summary>
public ConsoleColor ForegroundColor
{
get { return _foregroundColor; }
set { _foregroundColor = value; }
}
#else
/// <summary>
/// The ConsoleColor is only avalaible since 2.0 only.
/// </summary>
/// <remarks>
/// Avoid dependency injection errors.
/// </remarks>
public string ForegroundColor
{
get { throw new Exception("The method or operation is not supported."); }
set { }
}
#endif
#endregion
#region IMethodInterceptor Members
public object Invoke(IMethodInvocation invocation)
{
#if NET_2_0
ConsoleColor previousColor = Console.ForegroundColor;
Console.ForegroundColor = _foregroundColor;
#endif
Console.Out.WriteLine(String.Format("Intercepted call : about to invoke method '{0}'", invocation.Method.Name));
object returnValue = invocation.Proceed();
Console.Out.WriteLine(String.Format("Intercepted call : returned '{0}'", returnValue));
#if NET_2_0
Console.ForegroundColor = previousColor;
#endif
return returnValue;
}
#endregion
}
}
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