// Copyright 2004 The Apache Software Foundation
// 
// 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.

namespace Apache.Avalon.Castle.MicroKernel.Concerns.Default
{
	using System;

	using Apache.Avalon.Castle.MicroKernel.Model;

	/// <summary>
	/// Summary description for AbstractConcern.
	/// </summary>
	public abstract class AbstractConcern : IConcern
	{
		protected IConcern m_next;
		protected IKernel m_kernel;

		public AbstractConcern(IConcern next)
		{
			m_next = next;
		}

		#region IConcern Members

		public virtual void Init( IKernel kernel )
		{
			m_kernel = kernel;
		}

		public virtual void Apply( IComponentModel model, object component )
		{
			if (Next != null)
			{
				Next.Apply( model, component );
			}
		}

		public IConcern Next
		{
			get
			{
				return m_next;
			}
		}

		#endregion
	}
}