HostBuilderExtensions.cs

// Copyright 2004-2020 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.

//Microsoft namespace is intentional - suggested by Microsoft
namespace Microsoft.Extensions.Hosting
{
	using System;

	using Castle.Windsor;
	using Castle.Windsor.Extensions.DependencyInjection;

	public static class HostBuilderExtensions
	{
		/// <summary>
		/// Uses <see name="IWindsorContainer" /> as the DI container for the host
		/// </summary>
		/// <param name="hostBuilder">Host builder</param>
		/// <returns>Host builder</returns>
		public static IHostBuilder UseWindsorContainerServiceProvider(this IHostBuilder hostBuilder)
		{
			return hostBuilder.UseServiceProviderFactory<IWindsorContainer>(new WindsorServiceProviderFactory());
		}

		/// <summary>
		/// Uses <see name="IWindsorContainer" /> as the DI container for the host
		/// </summary>
		/// <param name="hostBuilder">Host builder</param>
		/// <param name="factoryArgs">Ctor arguments for the creation of the factory</param>
		/// <returns>Host builder, creates instance of factory passed as generic</returns>
		public static IHostBuilder UseWindsorContainerServiceProvider<T>(this IHostBuilder hostBuilder, params object[] factoryArgs)
			where T : WindsorServiceProviderFactoryBase
		{
			return hostBuilder.UseServiceProviderFactory<IWindsorContainer>((T)Activator.CreateInstance(typeof(T), factoryArgs));
		}

		/// <summary>
		/// Uses <see name="IWindsorContainer" /> as the DI container for the host
		/// </summary>
		/// <param name="hostBuilder">Host builder</param>
		/// <param name="serviceProviderFactory">Instance of WindsorServiceProviderFactoryBase to be used as ServiceProviderFactory</param>
		/// <returns>Host builder</returns>
		public static IHostBuilder UseWindsorContainerServiceProvider<T>(this IHostBuilder hostBuilder, T serviceProviderFactory) 
			where T : WindsorServiceProviderFactoryBase
		{
			return hostBuilder.UseServiceProviderFactory<IWindsorContainer>(serviceProviderFactory);
		}

		/// <summary>
		/// Uses <see name="IWindsorContainer" /> as the DI container for the host
		/// </summary>
		/// <param name="hostBuilder">Host builder</param>
		/// <param name = "container">Windsor Container to be used for registrations, please note, will be cleared of all existing registrations</param>
		/// <returns>Host builder</returns>
		public static IHostBuilder UseWindsorContainerServiceProvider(this IHostBuilder hostBuilder, IWindsorContainer container) 
		{
			return hostBuilder.UseServiceProviderFactory<IWindsorContainer>(new WindsorServiceProviderFactory(container));
		}
	}
}