Umbraco-CMS/src/Umbraco.Infrastructure/CompositionExtensions_Essentials.cs

using Umbraco.Core.Cache;
using Umbraco.Core.Composing;
using Umbraco.Core.Configuration;
using Umbraco.Core.Hosting;
using Umbraco.Core.IO;
using Umbraco.Core.Logging;
using Umbraco.Core.Persistence;

namespace Umbraco.Core
{
    /// <summary>
    /// Provides extension methods to the <see cref="Composition"/> class.
    /// </summary>
    public static partial class CompositionExtensions
    {
        /// <summary>
        /// Registers essential services.
        /// </summary>
        /// <remarks>
        /// These services are all either created by the runtime or used to construct the runtime
        /// </remarks>
        public static void RegisterEssentials(this Composition composition,
            ILogger logger, IProfiler profiler, IProfilingLogger profilingLogger,
            IMainDom mainDom,
            AppCaches appCaches,
            IUmbracoDatabaseFactory databaseFactory,
            TypeLoader typeLoader,
            IRuntimeState state,
            ITypeFinder typeFinder,
            IIOHelper ioHelper,
            IUmbracoVersion umbracoVersion,
            IDbProviderFactoryCreator dbProviderFactoryCreator,
            IHostingEnvironment hostingEnvironment,
            IBackOfficeInfo backOfficeInfo)
        {            
            composition.RegisterUnique(logger);
            composition.RegisterUnique(profiler);
            composition.RegisterUnique(profilingLogger);
            composition.RegisterUnique(mainDom);
            composition.RegisterUnique(appCaches);
            composition.RegisterUnique(appCaches.RequestCache);
            composition.RegisterUnique(databaseFactory);
            composition.RegisterUnique(factory => factory.GetInstance<IUmbracoDatabaseFactory>().SqlContext);
            composition.RegisterUnique(typeLoader);
            composition.RegisterUnique(state);
            composition.RegisterUnique(typeFinder);
            composition.RegisterUnique(ioHelper);
            composition.RegisterUnique(umbracoVersion);
            composition.RegisterUnique(dbProviderFactoryCreator);
            composition.RegisterUnique(factory => factory.GetInstance<IUmbracoDatabaseFactory>().BulkSqlInsertProvider);
            composition.RegisterUnique(hostingEnvironment);
            composition.RegisterUnique(backOfficeInfo);
        }
    }
}