#region License

//  Copyright 2004-2010 Castle Project - http://www.castleproject.org/
//  
//  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

namespace Castle.Facilities.NHibernateIntegration.Builders
{
	using System.Xml;
	using Core.Configuration;
	using Core.Resource;
	using Internal;
	using NHibernate.Cfg;

	/// <summary>
	/// The configuration builder for NHibernate's own cfg.xml
	/// </summary>
	public class XmlConfigurationBuilder : IConfigurationBuilder
	{
		#region IConfigurationBuilder Members

		/// <summary>
		/// Returns the Configuration object for the given xml
		/// </summary>
		/// <param name="config"></param>
		/// <returns></returns>
		public Configuration GetConfiguration(IConfiguration config)
		{
			string cfgFile = config.Attributes["nhibernateConfigFile"];
			IResource configResource = new FileAssemblyResource(cfgFile);
			Configuration cfg;
			using (XmlReader reader = XmlReader.Create(configResource.GetStreamReader()))
			{
				cfg = new Configuration();
				cfg.Configure(reader);
			}
			configResource.Dispose();
			return cfg;
		}

		#endregion
	}
}