AspNetCore源码之ControllerBase.cs类

// Copyright (c) .NET Foundation. All rights reserved.
// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.

using System;
using System.IO;
using System.Linq.Expressions;
using System.Security.Claims;
using System.Text;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Authentication;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc.Core;
using Microsoft.AspNetCore.Mvc.Infrastructure;
using Microsoft.AspNetCore.Mvc.ModelBinding;
using Microsoft.AspNetCore.Mvc.ModelBinding.Validation;
using Microsoft.AspNetCore.Mvc.Routing;
using Microsoft.AspNetCore.Routing;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Net.Http.Headers;

namespace Microsoft.AspNetCore.Mvc
{
  
    [Controller]
    public abstract class ControllerBase
    {
        private ControllerContext _controllerContext;
        private IModelMetadataProvider _metadataProvider;
        private IModelBinderFactory _modelBinderFactory;
        private IObjectModelValidator _objectValidator;
        private IUrlHelper _url;

 
        public HttpContext HttpContext => ControllerContext.HttpContext;

  
        public HttpRequest Request => HttpContext?.Request;


        public HttpResponse Response => HttpContext?.Response;

 
        public RouteData RouteData => ControllerContext.RouteData;

  
        public ModelStateDictionary ModelState => ControllerContext.ModelState;

      
        [ControllerContext]
        public ControllerContext ControllerContext
        {
            get
            {
                if (_controllerContext == null)
                {
                    _controllerContext = new ControllerContext();
                }

                return _controllerContext;
            }
            set
            {
                if (value == null)
                {
                    throw new ArgumentNullException(nameof(value));
                }

                _controllerContext = value;
            }
        }

     
        public IModelMetadataProvider MetadataProvider
        {
            get
            {
                if (_metadataProvider == null)
                {
                    _metadataProvider = HttpContext?.RequestServices?.GetRequiredService<IModelMetadataProvider>();
                }

                return _metadataProvider;
            }
            set
            {
                if (value == null)
                {
                    throw new ArgumentNullException(nameof(value));
                }

                _metadataProvider = value;
            }
        }

      
        public IModelBinderFactory ModelBinderFactory
        {
            get
            {
                if (_modelBinderFactory == null)
                {
                    _modelBinderFactory = HttpContext?.RequestServices?.GetRequiredService<IModelBinderFactory>();
                }

                return _modelBinderFactory;
            }
            set
            {
                if (value == null)
                {
                    throw new ArgumentNullException(nameof(value));
                }

                _modelBinderFactory = value;
            }
        }

       
        public IUrlHelper Url
        {
            get
            {
                if (_url == null)
                {
                    var factory = HttpContext?.RequestServices?.GetRequiredService<IUrlHelperFactory>();
                    _url = factory?.GetUrlHelper(ControllerContext);
                }

                return _url;
            }
            set
            {
                if (value == null)
                {
                    throw new ArgumentNullException(nameof(value));
                }

                _url = value;
            }
        }

     
        public IObjectModelValidator ObjectValidator
        {
            get
            {
                if (_objectValidator == null)
                {
                    _objectValidator = HttpContext?.RequestServices?.GetRequiredService<IObjectModelValidator>();
                }

                return _objectValidator;
            }
            set
            {
                if (value == null)
                {
                    throw new ArgumentNullException(nameof(value));
                }

                _objectValidator = value;
            }
        }

      
        public ClaimsPrincipal User => HttpContext?.User;

       
        [NonAction]
        public virtual StatusCodeResult StatusCode([ActionResultStatusCode] int statusCode)
            => new StatusCodeResult(statusCode);

       
        [NonAction]
        public virtual ObjectResult StatusCode([ActionResultStatusCode] int statusCode, [ActionResultObjectValue] object value)
        {
            var result = new ObjectResult(value)
            {
                StatusCode = statusCode
            };

            return result;
        }

       
        [NonAction]
        public virtual ContentResult Content(string content)
            => Content(content, (MediaTypeHeaderValue)null);

        
        [NonAction]
        public virtual ContentResult Content(string content, string contentType)
            => Content(content, MediaTypeHeaderValue.Parse(contentType));

      
        [NonAction]
        public virtual ContentResult Content(string content, string contentType, Encoding contentEncoding)
        {
            var mediaTypeHeaderValue = MediaTypeHeaderValue.Parse(contentType);
            mediaTypeHeaderValue.Encoding = contentEncoding ?? mediaTypeHeaderValue.Encoding;
            return Content(content, mediaTypeHeaderValue);
        }

       
        [NonAction]
        public virtual ContentResult Content(string content, MediaTypeHeaderValue contentType)
        {
            var result = new ContentResult
            {
                Content = content,
                ContentType = contentType?.ToString()
            };

            return result;
        }

       
        [NonAction]
        public virtual NoContentResult NoContent()
            => new NoContentResult();

      
        [NonAction]
        public virtual OkResult Ok()
            => new OkResult();

     
        [NonAction]
        public virtual OkObjectResult Ok([ActionResultObjectValue] object value)
            => new OkObjectResult(value);

        #region RedirectResult variants
        
        [NonAction]
        public virtual RedirectResult Redirect(string url)
        {
            if (string.IsNullOrEmpty(url))
            {
                throw new ArgumentException(Resources.ArgumentCannotBeNullOrEmpty, nameof(url));
            }

            return new RedirectResult(url);
        }

                                                        [NonAction]
        public virtual RedirectResult RedirectPermanent(string url)
        {
            if (string.IsNullOrEmpty(url))
            {
                throw new ArgumentException(Resources.ArgumentCannotBeNullOrEmpty, nameof(url));
            }

            return new RedirectResult(url, permanent: true);
        }

                                                                [NonAction]
        public virtual RedirectResult RedirectPreserveMethod(string url)
        {
            if (string.IsNullOrEmpty(url))
            {
                throw new ArgumentException(Resources.ArgumentCannotBeNullOrEmpty, nameof(url));
            }

            return new RedirectResult(url: url, permanent: false, preserveMethod: true);
        }

                                                                [NonAction]
        public virtual RedirectResult RedirectPermanentPreserveMethod(string url)
        {
            if (string.IsNullOrEmpty(url))
            {
                throw new ArgumentException(Resources.ArgumentCannotBeNullOrEmpty, nameof(url));
            }

            return new RedirectResult(url: url, permanent: true, preserveMethod: true);
        }

                                                        [NonAction]
        public virtual LocalRedirectResult LocalRedirect(string localUrl)
        {
            if (string.IsNullOrEmpty(localUrl))
            {
                throw new ArgumentException(Resources.ArgumentCannotBeNullOrEmpty, nameof(localUrl));
            }

            return new LocalRedirectResult(localUrl);
        }

                                                        [NonAction]
        public virtual LocalRedirectResult LocalRedirectPermanent(string localUrl)
        {
            if (string.IsNullOrEmpty(localUrl))
            {
                throw new ArgumentException(Resources.ArgumentCannotBeNullOrEmpty, nameof(localUrl));
            }

            return new LocalRedirectResult(localUrl, permanent: true);
        }

                                                                [NonAction]
        public virtual LocalRedirectResult LocalRedirectPreserveMethod(string localUrl)
        {
            if (string.IsNullOrEmpty(localUrl))
            {
                throw new ArgumentException(Resources.ArgumentCannotBeNullOrEmpty, nameof(localUrl));
            }

            return new LocalRedirectResult(localUrl: localUrl, permanent: false, preserveMethod: true);
        }

                                                                [NonAction]
        public virtual LocalRedirectResult LocalRedirectPermanentPreserveMethod(string localUrl)
        {
            if (string.IsNullOrEmpty(localUrl))
            {
                throw new ArgumentException(Resources.ArgumentCannotBeNullOrEmpty, nameof(localUrl));
            }

            return new LocalRedirectResult(localUrl: localUrl, permanent: true, preserveMethod: true);
        }

                                                                                                                                                                                                        [NonAction]
        public virtual RedirectToActionResult RedirectToAction()
            => RedirectToAction(actionName: null);

                                                [NonAction]
        public virtual RedirectToActionResult RedirectToAction(string actionName)
            => RedirectToAction(actionName, routeValues: null);

                                                                [NonAction]
        public virtual RedirectToActionResult RedirectToAction(string actionName, object routeValues)
            => RedirectToAction(actionName, controllerName: null, routeValues: routeValues);

                                                                [NonAction]
        public virtual RedirectToActionResult RedirectToAction(string actionName, string controllerName)
            => RedirectToAction(actionName, controllerName, routeValues: null);

                                                                        [NonAction]
        public virtual RedirectToActionResult RedirectToAction(
            string actionName,
            string controllerName,
            object routeValues)
            => RedirectToAction(actionName, controllerName, routeValues, fragment: null);

                                                                        [NonAction]
        public virtual RedirectToActionResult RedirectToAction(
            string actionName,
            string controllerName,
            string fragment)
            => RedirectToAction(actionName, controllerName, routeValues: null, fragment: fragment);

                                                                                [NonAction]
        public virtual RedirectToActionResult RedirectToAction(
            string actionName,
            string controllerName,
            object routeValues,
            string fragment)
        {
            return new RedirectToActionResult(actionName, controllerName, routeValues, fragment)
            {
                UrlHelper = Url,
            };
        }

                                                                                                [NonAction]
        public virtual RedirectToActionResult RedirectToActionPreserveMethod(
            string actionName = null,
            string controllerName = null,
            object routeValues = null,
            string fragment = null)
        {
            return new RedirectToActionResult(
                actionName: actionName,
                controllerName: controllerName,
                routeValues: routeValues,
                permanent: false,
                preserveMethod: true,
                fragment: fragment)
            {
                UrlHelper = Url,
            };
        }

                                                        [NonAction]
        public virtual RedirectToActionResult RedirectToActionPermanent(string actionName)
            => RedirectToActionPermanent(actionName, routeValues: null);

                                                                        [NonAction]
        public virtual RedirectToActionResult RedirectToActionPermanent(string actionName, object routeValues)
            => RedirectToActionPermanent(actionName, controllerName: null, routeValues: routeValues);

                                                                        [NonAction]
        public virtual RedirectToActionResult RedirectToActionPermanent(string actionName, string controllerName)
            => RedirectToActionPermanent(actionName, controllerName, routeValues: null);

                                                                                [NonAction]
        public virtual RedirectToActionResult RedirectToActionPermanent(
            string actionName,
            string controllerName,
            string fragment)
            => RedirectToActionPermanent(actionName, controllerName, routeValues: null, fragment: fragment);

                                                                                [NonAction]
        public virtual RedirectToActionResult RedirectToActionPermanent(
            string actionName,
            string controllerName,
            object routeValues)
            => RedirectToActionPermanent(actionName, controllerName, routeValues, fragment: null);

                                                                                        [NonAction]
        public virtual RedirectToActionResult RedirectToActionPermanent(
            string actionName,
            string controllerName,
            object routeValues,
            string fragment)
        {
            return new RedirectToActionResult(
                actionName,
                controllerName,
                routeValues,
                permanent: true,
                fragment: fragment)
            {
                UrlHelper = Url,
            };
        }

                                                                                                [NonAction]
        public virtual RedirectToActionResult RedirectToActionPermanentPreserveMethod(
            string actionName = null,
            string controllerName = null,
            object routeValues = null,
            string fragment = null)
        {
            return new RedirectToActionResult(
                actionName: actionName,
                controllerName: controllerName,
                routeValues: routeValues,
                permanent: true,
                preserveMethod: true,
                fragment: fragment)
            {
                UrlHelper = Url,
            };
        }

                                                [NonAction]
        public virtual RedirectToRouteResult RedirectToRoute(string routeName)
            => RedirectToRoute(routeName, routeValues: null);

                                                [NonAction]
        public virtual RedirectToRouteResult RedirectToRoute(object routeValues)
            => RedirectToRoute(routeName: null, routeValues: routeValues);

                                                                [NonAction]
        public virtual RedirectToRouteResult RedirectToRoute(string routeName, object routeValues)
            => RedirectToRoute(routeName, routeValues, fragment: null);

                                                                [NonAction]
        public virtual RedirectToRouteResult RedirectToRoute(string routeName, string fragment)
            => RedirectToRoute(routeName, routeValues: null, fragment: fragment);

                                                                        [NonAction]
        public virtual RedirectToRouteResult RedirectToRoute(
            string routeName,
            object routeValues,
            string fragment)
        {
            return new RedirectToRouteResult(routeName, routeValues, fragment)
            {
                UrlHelper = Url,
            };
        }

                                                                                [NonAction]
        public virtual RedirectToRouteResult RedirectToRoutePreserveMethod(
            string routeName = null,
            object routeValues = null,
            string fragment = null)
        {
            return new RedirectToRouteResult(
                routeName: routeName,
                routeValues: routeValues,
                permanent: false,
                preserveMethod: true,
                fragment: fragment)
            {
                UrlHelper = Url,
            };
        }

                                                        [NonAction]
        public virtual RedirectToRouteResult RedirectToRoutePermanent(string routeName)
            => RedirectToRoutePermanent(routeName, routeValues: null);

         
        [NonAction]
        public virtual RedirectToRouteResult RedirectToRoutePermanent(object routeValues)
            => RedirectToRoutePermanent(routeName: null, routeValues: routeValues);

        
        [NonAction]
        public virtual RedirectToRouteResult RedirectToRoutePermanent(string routeName, object routeValues)
            => RedirectToRoutePermanent(routeName, routeValues, fragment: null);

       
        [NonAction]
        public virtual RedirectToRouteResult RedirectToRoutePermanent(string routeName, string fragment)
            => RedirectToRoutePermanent(routeName, routeValues: null, fragment: fragment);

                                                                                [NonAction]
        public virtual RedirectToRouteResult RedirectToRoutePermanent(
            string routeName,
            object routeValues,
            string fragment)
        {
            return new RedirectToRouteResult(routeName, routeValues, permanent: true, fragment: fragment)
            {
                UrlHelper = Url,
            };
        }

         
        [NonAction]
        public virtual RedirectToRouteResult RedirectToRoutePermanentPreserveMethod(
            string routeName = null,
            object routeValues = null,
            string fragment = null)
        {
            return new RedirectToRouteResult(
                routeName: routeName,
                routeValues: routeValues,
                permanent: true,
                preserveMethod: true,
                fragment: fragment)
            {
                UrlHelper = Url,
            };
        }

       
        [NonAction]
        public virtual RedirectToPageResult RedirectToPage(string pageName)
            => RedirectToPage(pageName, routeValues: null);

                                                                [NonAction]
        public virtual RedirectToPageResult RedirectToPage(string pageName, object routeValues)
            => RedirectToPage(pageName, pageHandler: null, routeValues: routeValues, fragment: null);

                                                                [NonAction]
        public virtual RedirectToPageResult RedirectToPage(string pageName, string pageHandler)
            => RedirectToPage(pageName, pageHandler, routeValues: null);

                                                                [NonAction]
        public virtual RedirectToPageResult RedirectToPage(string pageName, string pageHandler, object routeValues)
            => RedirectToPage(pageName, pageHandler, routeValues, fragment: null);

                                                                        [NonAction]
        public virtual RedirectToPageResult RedirectToPage(string pageName, string pageHandler, string fragment)
            => RedirectToPage(pageName, pageHandler, routeValues: null, fragment: fragment);

                                                                                [NonAction]
        public virtual RedirectToPageResult RedirectToPage(string pageName, string pageHandler, object routeValues, string fragment)
            => new RedirectToPageResult(pageName, pageHandler, routeValues, fragment);

                                                [NonAction]
        public virtual RedirectToPageResult RedirectToPagePermanent(string pageName)
            => RedirectToPagePermanent(pageName, routeValues: null);

                                                                [NonAction]
        public virtual RedirectToPageResult RedirectToPagePermanent(string pageName, object routeValues)
            => RedirectToPagePermanent(pageName, pageHandler: null, routeValues: routeValues, fragment: null);

                                                                [NonAction]
        public virtual RedirectToPageResult RedirectToPagePermanent(string pageName, string pageHandler)
            => RedirectToPagePermanent(pageName, pageHandler, routeValues: null, fragment: null);

      
        [NonAction]
        public virtual RedirectToPageResult RedirectToPagePermanent(string pageName, string pageHandler, string fragment)
            => RedirectToPagePermanent(pageName, pageHandler, routeValues: null, fragment: fragment);

                                                                                [NonAction]
        public virtual RedirectToPageResult RedirectToPagePermanent(
            string pageName,
            string pageHandler,
            object routeValues,
            string fragment)
            => new RedirectToPageResult(pageName, pageHandler, routeValues, permanent: true, fragment: fragment);

                                                                                        [NonAction]
        public virtual RedirectToPageResult RedirectToPagePreserveMethod(
            string pageName,
            string pageHandler = null,
            object routeValues = null,
            string fragment = null)
        {
            if (pageName == null)
            {
                throw new ArgumentNullException(nameof(pageName));
            }

            return new RedirectToPageResult(
                pageName: pageName,
                pageHandler: pageHandler,
                routeValues: routeValues,
                permanent: false,
                preserveMethod: true,
                fragment: fragment);
        }

                                                                                        [NonAction]
        public virtual RedirectToPageResult RedirectToPagePermanentPreserveMethod(
            string pageName,
            string pageHandler = null,
            object routeValues = null,
            string fragment = null)
        {
            if (pageName == null)
            {
                throw new ArgumentNullException(nameof(pageName));
            }

            return new RedirectToPageResult(
                pageName: pageName,
                pageHandler: pageHandler,
                routeValues: routeValues,
                permanent: true,
                preserveMethod: true,
                fragment: fragment);
        }
        #endregion

        #region FileResult variants
                                                                                [NonAction]
        public virtual FileContentResult File(byte[] fileContents, string contentType)
            => File(fileContents, contentType, fileDownloadName: null);

                                                                                        [NonAction]
        public virtual FileContentResult File(byte[] fileContents, string contentType, bool enableRangeProcessing)
            => File(fileContents, contentType, fileDownloadName: null, enableRangeProcessing: enableRangeProcessing);

                                                                                        [NonAction]
        public virtual FileContentResult File(byte[] fileContents, string contentType, string fileDownloadName)
            => new FileContentResult(fileContents, contentType) { FileDownloadName = fileDownloadName };

                                                                
        
        
        
        [NonAction]
        public virtual FileContentResult File(byte[] fileContents, string contentType, string fileDownloadName, bool enableRangeProcessing)
            => new FileContentResult(fileContents, contentType)
            {
                FileDownloadName = fileDownloadName,
                EnableRangeProcessing = enableRangeProcessing,
            };

        
        
       
        
        
        [NonAction]
        public virtual FileContentResult File(byte[] fileContents, string contentType, DateTimeOffset? lastModified, EntityTagHeaderValue entityTag)
        {
            return new FileContentResult(fileContents, contentType)
            {
                LastModified = lastModified,
                EntityTag = entityTag,
            };
        }

       
        
        
        
        
        
        [NonAction]
        public virtual FileContentResult File(byte[] fileContents, string contentType, DateTimeOffset? lastModified, EntityTagHeaderValue entityTag, bool enableRangeProcessing)
        {
            return new FileContentResult(fileContents, contentType)
            {
                LastModified = lastModified,
                EntityTag = entityTag,
                EnableRangeProcessing = enableRangeProcessing,
            };
        }

       
        
        
        
        
        
        [NonAction]
        public virtual FileContentResult File(byte[] fileContents, string contentType, string fileDownloadName, DateTimeOffset? lastModified, EntityTagHeaderValue entityTag)
        {
            return new FileContentResult(fileContents, contentType)
            {
                LastModified = lastModified,
                EntityTag = entityTag,
                FileDownloadName = fileDownloadName,
            };
        }

       
       [NonAction]
        public virtual FileContentResult File(byte[] fileContents, string contentType, string fileDownloadName, DateTimeOffset? lastModified, EntityTagHeaderValue entityTag, bool enableRangeProcessing)
        {
            return new FileContentResult(fileContents, contentType)
            {
                LastModified = lastModified,
                EntityTag = entityTag,
                FileDownloadName = fileDownloadName,
                EnableRangeProcessing = enableRangeProcessing,
            };
        }

       
        
        
        [NonAction]
        public virtual FileStreamResult File(Stream fileStream, string contentType)
            => File(fileStream, contentType, fileDownloadName: null);

       
        
        
        
        [NonAction]
        public virtual FileStreamResult File(Stream fileStream, string contentType, bool enableRangeProcessing)
            => File(fileStream, contentType, fileDownloadName: null, enableRangeProcessing: enableRangeProcessing);

       
        
        
        
        
        [NonAction]
        public virtual FileStreamResult File(Stream fileStream, string contentType, string fileDownloadName)
            => new FileStreamResult(fileStream, contentType) { FileDownloadName = fileDownloadName };

       
        
        
        
        
        
        [NonAction]
        public virtual FileStreamResult File(Stream fileStream, string contentType, string fileDownloadName, bool enableRangeProcessing)
            => new FileStreamResult(fileStream, contentType)
            {
                FileDownloadName = fileDownloadName,
                EnableRangeProcessing = enableRangeProcessing,
            };

       
        
        
        
        
        [NonAction]
        public virtual FileStreamResult File(Stream fileStream, string contentType, DateTimeOffset? lastModified, EntityTagHeaderValue entityTag)
        {
            return new FileStreamResult(fileStream, contentType)
            {
                LastModified = lastModified,
                EntityTag = entityTag,
            };
        }

       
        
        
        
        
        
        [NonAction]
        public virtual FileStreamResult File(Stream fileStream, string contentType, DateTimeOffset? lastModified, EntityTagHeaderValue entityTag, bool enableRangeProcessing)
        {
            return new FileStreamResult(fileStream, contentType)
            {
                LastModified = lastModified,
                EntityTag = entityTag,
                EnableRangeProcessing = enableRangeProcessing,
            };
        }

       
        
        
        
        
        
        [NonAction]
        public virtual FileStreamResult File(Stream fileStream, string contentType, string fileDownloadName, DateTimeOffset? lastModified, EntityTagHeaderValue entityTag)
        {
            return new FileStreamResult(fileStream, contentType)
            {
                LastModified = lastModified,
                EntityTag = entityTag,
                FileDownloadName = fileDownloadName,
            };
        }

       
       [NonAction]
        public virtual FileStreamResult File(Stream fileStream, string contentType, string fileDownloadName, DateTimeOffset? lastModified, EntityTagHeaderValue entityTag, bool enableRangeProcessing)
        {
            return new FileStreamResult(fileStream, contentType)
            {
                LastModified = lastModified,
                EntityTag = entityTag,
                FileDownloadName = fileDownloadName,
                EnableRangeProcessing = enableRangeProcessing,
            };
        }

       
        
        
        [NonAction]
        public virtual VirtualFileResult File(string virtualPath, string contentType)
            => File(virtualPath, contentType, fileDownloadName: null);

       
        
        
        
        [NonAction]
        public virtual VirtualFileResult File(string virtualPath, string contentType, bool enableRangeProcessing)
            => File(virtualPath, contentType, fileDownloadName: null, enableRangeProcessing: enableRangeProcessing);

       
        
        
        
        
        [NonAction]
        public virtual VirtualFileResult File(string virtualPath, string contentType, string fileDownloadName)
            => new VirtualFileResult(virtualPath, contentType) { FileDownloadName = fileDownloadName };

       
        
        
        
        
        
        [NonAction]
        public virtual VirtualFileResult File(string virtualPath, string contentType, string fileDownloadName, bool enableRangeProcessing)
            => new VirtualFileResult(virtualPath, contentType)
            {
                FileDownloadName = fileDownloadName,
                EnableRangeProcessing = enableRangeProcessing,
            };

       
        
        
        
        
        [NonAction]
        public virtual VirtualFileResult File(string virtualPath, string contentType, DateTimeOffset? lastModified, EntityTagHeaderValue entityTag)
        {
            return new VirtualFileResult(virtualPath, contentType)
            {
                LastModified = lastModified,
                EntityTag = entityTag,
            };
        }

       
        
        
        
        
        
        [NonAction]
        public virtual VirtualFileResult File(string virtualPath, string contentType, DateTimeOffset? lastModified, EntityTagHeaderValue entityTag, bool enableRangeProcessing)
        {
            return new VirtualFileResult(virtualPath, contentType)
            {
                LastModified = lastModified,
                EntityTag = entityTag,
                EnableRangeProcessing = enableRangeProcessing,
            };
        }

       
        
        
        
        
        [NonAction]
        public virtual VirtualFileResult File(string virtualPath, string contentType, string fileDownloadName, DateTimeOffset? lastModified, EntityTagHeaderValue entityTag)
        {
            return new VirtualFileResult(virtualPath, contentType)
            {
                LastModified = lastModified,
                EntityTag = entityTag,
                FileDownloadName = fileDownloadName,
            };
        }

      [NonAction]
        public virtual VirtualFileResult File(string virtualPath, string contentType, string fileDownloadName, DateTimeOffset? lastModified, EntityTagHeaderValue entityTag, bool enableRangeProcessing)
        {
            return new VirtualFileResult(virtualPath, contentType)
            {
                LastModified = lastModified,
                EntityTag = entityTag,
                FileDownloadName = fileDownloadName,
                EnableRangeProcessing = enableRangeProcessing,
            };
        }

       
        
        [NonAction]
        public virtual PhysicalFileResult PhysicalFile(string physicalPath, string contentType)
            => PhysicalFile(physicalPath, contentType, fileDownloadName: null);

       
        
        
        [NonAction]
        public virtual PhysicalFileResult PhysicalFile(string physicalPath, string contentType, bool enableRangeProcessing)
            => PhysicalFile(physicalPath, contentType, fileDownloadName: null, enableRangeProcessing: enableRangeProcessing);

       
        
        
        
        [NonAction]
        public virtual PhysicalFileResult PhysicalFile(
            string physicalPath,
            string contentType,
            string fileDownloadName)
            => new PhysicalFileResult(physicalPath, contentType) { FileDownloadName = fileDownloadName };

       
        
        
        
        
        [NonAction]
        public virtual PhysicalFileResult PhysicalFile(
            string physicalPath,
            string contentType,
            string fileDownloadName,
            bool enableRangeProcessing)
            => new PhysicalFileResult(physicalPath, contentType)
            {
                FileDownloadName = fileDownloadName,
                EnableRangeProcessing = enableRangeProcessing,
            };

       
        
        
        
        [NonAction]
        public virtual PhysicalFileResult PhysicalFile(string physicalPath, string contentType, DateTimeOffset? lastModified, EntityTagHeaderValue entityTag)
        {
            return new PhysicalFileResult(physicalPath, contentType)
            {
                LastModified = lastModified,
                EntityTag = entityTag,
            };
        }

       
        
        
        
        
        [NonAction]
        public virtual PhysicalFileResult PhysicalFile(string physicalPath, string contentType, DateTimeOffset? lastModified, EntityTagHeaderValue entityTag, bool enableRangeProcessing)
        {
            return new PhysicalFileResult(physicalPath, contentType)
            {
                LastModified = lastModified,
                EntityTag = entityTag,
                EnableRangeProcessing = enableRangeProcessing,
            };
        }

       
        
        
        
        
        [NonAction]
        public virtual PhysicalFileResult PhysicalFile(string physicalPath, string contentType, string fileDownloadName, DateTimeOffset? lastModified, EntityTagHeaderValue entityTag)
        {
            return new PhysicalFileResult(physicalPath, contentType)
            {
                LastModified = lastModified,
                EntityTag = entityTag,
                FileDownloadName = fileDownloadName,
            };
        }

        
  
        
        
        [NonAction]
        public virtual PhysicalFileResult PhysicalFile(string physicalPath, string contentType, string fileDownloadName, DateTimeOffset? lastModified, EntityTagHeaderValue entityTag, bool enableRangeProcessing)
        {
            return new PhysicalFileResult(physicalPath, contentType)
            {
                LastModified = lastModified,
                EntityTag = entityTag,
                FileDownloadName = fileDownloadName,
                EnableRangeProcessing = enableRangeProcessing,
            };
        }
        #endregion

        
        
        
        
        [NonAction]
        public virtual UnauthorizedResult Unauthorized()
            => new UnauthorizedResult();

        
        
        
        
        [NonAction]
        public virtual UnauthorizedObjectResult Unauthorized([ActionResultObjectValue] object value)
            => new UnauthorizedObjectResult(value);

        
        
        
        
        [NonAction]
        public virtual NotFoundResult NotFound()
            => new NotFoundResult();

        
        
        
        
        [NonAction]
        public virtual NotFoundObjectResult NotFound([ActionResultObjectValue] object value)
            => new NotFoundObjectResult(value);

        
        
        
        
        [NonAction]
        public virtual BadRequestResult BadRequest()
            => new BadRequestResult();

        
        
        
        
        
        [NonAction]
        public virtual BadRequestObjectResult BadRequest([ActionResultObjectValue] object error)
            => new BadRequestObjectResult(error);

        
        
        
        
        
        [NonAction]
        public virtual BadRequestObjectResult BadRequest([ActionResultObjectValue] ModelStateDictionary modelState)
        {
            if (modelState == null)
            {
                throw new ArgumentNullException(nameof(modelState));
            }

            return new BadRequestObjectResult(modelState);
        }

        
        
        
        
        [NonAction]
        public virtual UnprocessableEntityResult UnprocessableEntity()
        {
            return new UnprocessableEntityResult();
        }

        
        
        
        
        
        [NonAction]
        public virtual UnprocessableEntityObjectResult UnprocessableEntity([ActionResultObjectValue] object error)
        {
            return new UnprocessableEntityObjectResult(error);
        }

        
        
        
        
        
        [NonAction]
        public virtual UnprocessableEntityObjectResult UnprocessableEntity([ActionResultObjectValue] ModelStateDictionary modelState)
        {
            if (modelState == null)
            {
                throw new ArgumentNullException(nameof(modelState));
            }

            return new UnprocessableEntityObjectResult(modelState);
        }

        
        
        
        
        [NonAction]
        public virtual ConflictResult Conflict()
            => new ConflictResult();

        
        
        
        
        
        [NonAction]
        public virtual ConflictObjectResult Conflict([ActionResultObjectValue] object error)
            => new ConflictObjectResult(error);

        
        
        
        
        
        [NonAction]
        public virtual ConflictObjectResult Conflict([ActionResultObjectValue] ModelStateDictionary modelState)
            => new ConflictObjectResult(modelState);

        
        
        
        
        [NonAction]
        public virtual ActionResult ValidationProblem([ActionResultObjectValue] ValidationProblemDetails descriptor)
        {
            if (descriptor == null)
            {
                throw new ArgumentNullException(nameof(descriptor));
            }

            return new BadRequestObjectResult(descriptor);
        }

        
        
        
        
        [NonAction]
        public virtual ActionResult ValidationProblem([ActionResultObjectValue] ModelStateDictionary modelStateDictionary)
        {
            if (modelStateDictionary == null)
            {
                throw new ArgumentNullException(nameof(modelStateDictionary));
            }

            var validationProblem = new ValidationProblemDetails(modelStateDictionary);
            return new BadRequestObjectResult(validationProblem);
        }

        
        
        
        
        
        [NonAction]
        public virtual ActionResult ValidationProblem()
        {
            var validationProblem = new ValidationProblemDetails(ModelState);
            return new BadRequestObjectResult(validationProblem);
        }

       [NonAction]
        public virtual CreatedResult Created(string uri, [ActionResultObjectValue] object value)
        {
            if (uri == null)
            {
                throw new ArgumentNullException(nameof(uri));
            }

            return new CreatedResult(uri, value);
        }

       [NonAction]
        public virtual CreatedResult Created(Uri uri, [ActionResultObjectValue] object value)
        {
            if (uri == null)
            {
                throw new ArgumentNullException(nameof(uri));
            }

            return new CreatedResult(uri, value);
        }

       [NonAction]
        public virtual CreatedAtActionResult CreatedAtAction(string actionName, [ActionResultObjectValue] object value)
            => CreatedAtAction(actionName, routeValues: null, value: value);

       [NonAction]
        public virtual CreatedAtActionResult CreatedAtAction(string actionName, object routeValues, [ActionResultObjectValue] object value)
            => CreatedAtAction(actionName, controllerName: null, routeValues: routeValues, value: value);

       
        [NonAction]
        public virtual CreatedAtActionResult CreatedAtAction(
            string actionName,
            string controllerName,
            object routeValues,
            [ActionResultObjectValue] object value)
            => new CreatedAtActionResult(actionName, controllerName, routeValues, value);

       [NonAction]
        public virtual CreatedAtRouteResult CreatedAtRoute(string routeName, [ActionResultObjectValue] object value)
            => CreatedAtRoute(routeName, routeValues: null, value: value);

       [NonAction]
        public virtual CreatedAtRouteResult CreatedAtRoute(object routeValues, [ActionResultObjectValue] object value)
            => CreatedAtRoute(routeName: null, routeValues: routeValues, value: value);

       [NonAction]
        public virtual CreatedAtRouteResult CreatedAtRoute(string routeName, object routeValues, [ActionResultObjectValue] object value)
            => new CreatedAtRouteResult(routeName, routeValues, value);

        
        
        
        
        [NonAction]
        public virtual AcceptedResult Accepted()
            => new AcceptedResult();

        
        
        
        
        
        [NonAction]
        public virtual AcceptedResult Accepted([ActionResultObjectValue] object value)
            => new AcceptedResult(location: null, value: value);

       [NonAction]
        public virtual AcceptedResult Accepted(Uri uri)
        {
            if (uri == null)
            {
                throw new ArgumentNullException(nameof(uri));
            }

            return new AcceptedResult(locationUri: uri, value: null);
        }

       [NonAction]
        public virtual AcceptedResult Accepted(string uri)
            => new AcceptedResult(location: uri, value: null);

       [NonAction]
        public virtual AcceptedResult Accepted(string uri, [ActionResultObjectValue] object value)
            => new AcceptedResult(uri, value);

       [NonAction]
        public virtual AcceptedResult Accepted(Uri uri, [ActionResultObjectValue] object value)
        {
            if (uri == null)
            {
                throw new ArgumentNullException(nameof(uri));
            }

            return new AcceptedResult(locationUri: uri, value: value);
        }

        
        
        
        
        
        [NonAction]
        public virtual AcceptedAtActionResult AcceptedAtAction(string actionName)
            => AcceptedAtAction(actionName, routeValues: null, value: null);

       [NonAction]
        public virtual AcceptedAtActionResult AcceptedAtAction(string actionName, string controllerName)
            => AcceptedAtAction(actionName, controllerName, routeValues: null, value: null);

       [NonAction]
        public virtual AcceptedAtActionResult AcceptedAtAction(string actionName, [ActionResultObjectValue] object value)
            => AcceptedAtAction(actionName, routeValues: null, value: value);

       [NonAction]
        public virtual AcceptedAtActionResult AcceptedAtAction(string actionName, string controllerName, [ActionResultObjectValue] object routeValues)
            => AcceptedAtAction(actionName, controllerName, routeValues, value: null);

       [NonAction]
        public virtual AcceptedAtActionResult AcceptedAtAction(string actionName, object routeValues, [ActionResultObjectValue] object value)
            => AcceptedAtAction(actionName, controllerName: null, routeValues: routeValues, value: value);

       
        [NonAction]
        public virtual AcceptedAtActionResult AcceptedAtAction(
            string actionName,
            string controllerName,
            object routeValues,
            [ActionResultObjectValue] object value)
            => new AcceptedAtActionResult(actionName, controllerName, routeValues, value);

        
        
        
        
        
        [NonAction]
        public virtual AcceptedAtRouteResult AcceptedAtRoute([ActionResultObjectValue] object routeValues)
            => AcceptedAtRoute(routeName: null, routeValues: routeValues, value: null);

        
        
        
        
        
        [NonAction]
        public virtual AcceptedAtRouteResult AcceptedAtRoute(string routeName)
            => AcceptedAtRoute(routeName, routeValues: null, value: null);

       [NonAction]
        public virtual AcceptedAtRouteResult AcceptedAtRoute(string routeName, object routeValues)
            => AcceptedAtRoute(routeName, routeValues, value: null);

       [NonAction]
        public virtual AcceptedAtRouteResult AcceptedAtRoute(object routeValues, [ActionResultObjectValue] object value)
            => AcceptedAtRoute(routeName: null, routeValues: routeValues, value: value);

       [NonAction]
        public virtual AcceptedAtRouteResult AcceptedAtRoute(string routeName, object routeValues, [ActionResultObjectValue] object value)
            => new AcceptedAtRouteResult(routeName, routeValues, value);

  [NonAction]
        public virtual ChallengeResult Challenge()
            => new ChallengeResult();

  
        [NonAction]
        public virtual ChallengeResult Challenge(params string[] authenticationSchemes)
            => new ChallengeResult(authenticationSchemes);

  
        
        [NonAction]
        public virtual ChallengeResult Challenge(AuthenticationProperties properties)
            => new ChallengeResult(properties);

  
        
        
        
        [NonAction]
        public virtual ChallengeResult Challenge(
            AuthenticationProperties properties,
            params string[] authenticationSchemes)
            => new ChallengeResult(authenticationSchemes, properties);

       
        [NonAction]
        public virtual ForbidResult Forbid()
            => new ForbidResult();

  
        [NonAction]
        public virtual ForbidResult Forbid(params string[] authenticationSchemes)
            => new ForbidResult(authenticationSchemes);

  
        
        [NonAction]
        public virtual ForbidResult Forbid(AuthenticationProperties properties)
            => new ForbidResult(properties);

  
        
        
        [NonAction]
        public virtual ForbidResult Forbid(AuthenticationProperties properties, params string[] authenticationSchemes)
            => new ForbidResult(authenticationSchemes, properties);

       [NonAction]
        public virtual SignInResult SignIn(ClaimsPrincipal principal, string authenticationScheme)
            => new SignInResult(authenticationScheme, principal);

       
        [NonAction]
        public virtual SignInResult SignIn(
            ClaimsPrincipal principal,
            AuthenticationProperties properties,
            string authenticationScheme)
            => new SignInResult(authenticationScheme, principal, properties);

        
        
        
        
        
        [NonAction]
        public virtual SignOutResult SignOut(params string[] authenticationSchemes)
            => new SignOutResult(authenticationSchemes);

     
        [NonAction]
        public virtual SignOutResult SignOut(AuthenticationProperties properties, params string[] authenticationSchemes)
            => new SignOutResult(authenticationSchemes, properties);

        
        [NonAction]
        public virtual Task<bool> TryUpdateModelAsync<TModel>(
            TModel model)
            where TModel : class
        {
            if (model == null)
            {
                throw new ArgumentNullException(nameof(model));
            }

            return TryUpdateModelAsync(model, prefix: string.Empty);
        }

     
        [NonAction]
        public virtual async Task<bool> TryUpdateModelAsync<TModel>(
            TModel model,
            string prefix)
            where TModel : class
        {
            if (model == null)
            {
                throw new ArgumentNullException(nameof(model));
            }

            if (prefix == null)
            {
                throw new ArgumentNullException(nameof(prefix));
            }

            var valueProvider = await CompositeValueProvider.CreateAsync(ControllerContext);
            return await TryUpdateModelAsync(model, prefix, valueProvider);
        }

        
        [NonAction]
        public virtual Task<bool> TryUpdateModelAsync<TModel>(
            TModel model,
            string prefix,
            IValueProvider valueProvider)
            where TModel : class
        {
            if (model == null)
            {
                throw new ArgumentNullException(nameof(model));
            }

            if (prefix == null)
            {
                throw new ArgumentNullException(nameof(prefix));
            }

            if (valueProvider == null)
            {
                throw new ArgumentNullException(nameof(valueProvider));
            }

            return ModelBindingHelper.TryUpdateModelAsync(
                model,
                prefix,
                ControllerContext,
                MetadataProvider,
                ModelBinderFactory,
                valueProvider,
                ObjectValidator);
        }

        
        [NonAction]
        public async Task<bool> TryUpdateModelAsync<TModel>(
            TModel model,
            string prefix,
            params Expression<Func<TModel, object>>[] includeExpressions)
           where TModel : class
        {
            if (model == null)
            {
                throw new ArgumentNullException(nameof(model));
            }

            if (includeExpressions == null)
            {
                throw new ArgumentNullException(nameof(includeExpressions));
            }

            var valueProvider = await CompositeValueProvider.CreateAsync(ControllerContext);
            return await ModelBindingHelper.TryUpdateModelAsync(
                model,
                prefix,
                ControllerContext,
                MetadataProvider,
                ModelBinderFactory,
                valueProvider,
                ObjectValidator,
                includeExpressions);
        }

        
        [NonAction]
        public async Task<bool> TryUpdateModelAsync<TModel>(
            TModel model,
            string prefix,
            Func<ModelMetadata, bool> propertyFilter)
            where TModel : class
        {
            if (model == null)
            {
                throw new ArgumentNullException(nameof(model));
            }

            if (propertyFilter == null)
            {
                throw new ArgumentNullException(nameof(propertyFilter));
            }

            var valueProvider = await CompositeValueProvider.CreateAsync(ControllerContext);
            return await ModelBindingHelper.TryUpdateModelAsync(
                model,
                prefix,
                ControllerContext,
                MetadataProvider,
                ModelBinderFactory,
                valueProvider,
                ObjectValidator,
                propertyFilter);
        }

        
        [NonAction]
        public Task<bool> TryUpdateModelAsync<TModel>(
            TModel model,
            string prefix,
            IValueProvider valueProvider,
            params Expression<Func<TModel, object>>[] includeExpressions)
           where TModel : class
        {
            if (model == null)
            {
                throw new ArgumentNullException(nameof(model));
            }

            if (valueProvider == null)
            {
                throw new ArgumentNullException(nameof(valueProvider));
            }

            if (includeExpressions == null)
            {
                throw new ArgumentNullException(nameof(includeExpressions));
            }

            return ModelBindingHelper.TryUpdateModelAsync(
                model,
                prefix,
                ControllerContext,
                MetadataProvider,
                ModelBinderFactory,
                valueProvider,
                ObjectValidator,
                includeExpressions);
        }

       
        [NonAction]
        public Task<bool> TryUpdateModelAsync<TModel>(
            TModel model,
            string prefix,
            IValueProvider valueProvider,
            Func<ModelMetadata, bool> propertyFilter)
            where TModel : class
        {
            if (model == null)
            {
                throw new ArgumentNullException(nameof(model));
            }

            if (valueProvider == null)
            {
                throw new ArgumentNullException(nameof(valueProvider));
            }

            if (propertyFilter == null)
            {
                throw new ArgumentNullException(nameof(propertyFilter));
            }

            return ModelBindingHelper.TryUpdateModelAsync(
                model,
                prefix,
                ControllerContext,
                MetadataProvider,
                ModelBinderFactory,
                valueProvider,
                ObjectValidator,
                propertyFilter);
        }

       
        [NonAction]
        public virtual async Task<bool> TryUpdateModelAsync(
            object model,
            Type modelType,
            string prefix)
        {
            if (model == null)
            {
                throw new ArgumentNullException(nameof(model));
            }

            if (modelType == null)
            {
                throw new ArgumentNullException(nameof(modelType));
            }

            var valueProvider = await CompositeValueProvider.CreateAsync(ControllerContext);
            return await ModelBindingHelper.TryUpdateModelAsync(
                model,
                modelType,
                prefix,
                ControllerContext,
                MetadataProvider,
                ModelBinderFactory,
                valueProvider,
                ObjectValidator);
        }

       
        [NonAction]
        public Task<bool> TryUpdateModelAsync(
            object model,
            Type modelType,
            string prefix,
            IValueProvider valueProvider,
            Func<ModelMetadata, bool> propertyFilter)
        {
            if (model == null)
            {
                throw new ArgumentNullException(nameof(model));
            }

            if (modelType == null)
            {
                throw new ArgumentNullException(nameof(modelType));
            }

            if (valueProvider == null)
            {
                throw new ArgumentNullException(nameof(valueProvider));
            }

            if (propertyFilter == null)
            {
                throw new ArgumentNullException(nameof(propertyFilter));
            }

            return ModelBindingHelper.TryUpdateModelAsync(
                model,
                modelType,
                prefix,
                ControllerContext,
                MetadataProvider,
                ModelBinderFactory,
                valueProvider,
                ObjectValidator,
                propertyFilter);
        }

        
        [NonAction]
        public virtual bool TryValidateModel(
            object model)
        {
            if (model == null)
            {
                throw new ArgumentNullException(nameof(model));
            }

            return TryValidateModel(model, prefix: null);
        }

       
        [NonAction]
        public virtual bool TryValidateModel(
            object model,
            string prefix)
        {
            if (model == null)
            {
                throw new ArgumentNullException(nameof(model));
            }

            ObjectValidator.Validate(
                ControllerContext,
                validationState: null,
                prefix: prefix ?? string.Empty,
                model: model);
            return ModelState.IsValid;
        }
    }
}



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