#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 AopAlliance.Intercept;
using Spring.AopQuickStart.Attributes;
#endregion
namespace Spring.AopQuickStart.Aspects{
/// <summary>
/// Simple implementation of the <see cref="AopAlliance.Intercept.IMethodInterceptor"/> interface
/// for a logging aspect using <see cref="System.Console"/> and informations from the
/// <see cref="Spring.AopQuickStart.Attributes.ConsoleLoggingAttribute" /> attribute.
/// </summary>
/// <author>Bruno Baia</author>
/// <version>$Id: ConsoleLoggingAdvice.cs,v 1.2 2006/12/03 23:56:28 bbaia Exp $</version>
public class ConsoleLoggingAdvice : IMethodInterceptor
{
#if NET_2_0
private ConsoleColor _color = ConsoleColor.Gray;
public ConsoleColor Color
{
get { return _color; }
set { _color = value; }
}
public object Invoke(IMethodInvocation invocation)
{
ConsoleLoggingAttribute[] consoleLoggingInfo =
(ConsoleLoggingAttribute[])invocation.Method.GetCustomAttributes(typeof(ConsoleLoggingAttribute), false);
if (consoleLoggingInfo.Length > 0)
{
Color = consoleLoggingInfo[0].Color;
}
ConsoleColor currentColor = Console.ForegroundColor;
Console.ForegroundColor = Color;
Console.Out.WriteLine(String.Format(
"Intercepted call : about to invoke method '{0}'", invocation.Method.Name));
Console.ForegroundColor = currentColor;
object returnValue = invocation.Proceed();
Console.ForegroundColor = Color;
Console.Out.WriteLine(String.Format(
"Intercepted call : returned '{0}'", returnValue));
Console.ForegroundColor = currentColor;
return returnValue;
}
#else
public object Invoke(IMethodInvocation invocation)
{
Console.Out.WriteLine("Intercepted call : about to invoke next item in chain...");
object returnValue = invocation.Proceed();
Console.Out.WriteLine("Intercepted call : returned " + returnValue);
return returnValue;
}
#endif
}
}
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