indexingprovider.cs

SharpNuke源代码

using System;

//
// DotNetNuke -  http://www.dotnetnuke.com
// Copyright (c) 2002-2005
// by Shaun Walker ( [e-mail] ) of Perpetual Motion Interactive Systems Inc. ( http://www.perpetualmotion.ca )
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated
// documentation files (the "Software"), to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and
// to permit persons to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or substantial portions
// of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
// TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
// CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
//

namespace DotNetNuke.Services.Search
{
	
	public abstract class IndexingProvider
	{
		
		#region "Shared/Static Methods"
		
		// singleton reference to the instantiated object
		private static IndexingProvider indexingProvider;
		
		// constructor
		static IndexingProvider() 
		{
			CreateProvider();
		}
		
		// dynamically create provider
		private static void CreateProvider ()
		{
			indexingProvider = ((IndexingProvider) DotNetNuke.Framework.Reflection.CreateObject("searchIndex"));
		}
		
		// return the provider
		public static IndexingProvider Instance()
		{
			return indexingProvider;
		}
		
		#endregion
		
		#region "Abstract Methods"
		
		public abstract SearchItemInfoCollection GetSearchIndexItems(int portalID);
		
		#endregion
		
	}
	
}