ASP.NET MVC 4 – Dependency Injection ( Unity.Mvc4 ) + Entity Framework 5 方法

ASP.NET MVC 4 – Dependency Injection ( Unity.Mvc4 ) + Entity Framework 5 方法
 
Add ( Unity.Mvc4 ) NuGet Package on MVC Web Application Project

   ( Project : ProductServiceLibrary ) IProductRepository.cs
 
   using System;
   using System.Collections.Generic;
   using System.Linq;
   using System.Text;
   using System.Threading.Tasks;
 
   namespace ProductServiceLibrary
   {
      public interface IProductRepository
      {
         IEnumerable GetAll();
         IEnumerable GetAll(int rowcount);
         ProductEntity Get(int id);
      }
   }
 
   ( Project : ProductServiceLibrary ) ProductRepository.cs
 
   using System;
   using System.Collections.Generic;
   using System.Linq;
   using System.Text;
   using System.Threading.Tasks;
 
   namespace ProductServiceLibrary
   {
      public class ProductRepository : IProductRepository
      {
 
         private List<ProductEntity> products;
         private BIProductEntities entity;
 
         public ProductRepository()
         {
            entity = new BIProductEntities();
            products = entity.ProductEntities.OrderBy(x => new { x.cat, x.subcat, x.model }).ToList();
         }
 
         public IEnumerable<ProductEntity> GetAll()
         {
            return products;
         }
 
         public IEnumerable<ProductEntity> GetAll(int rowcount)
         {
            return products.Take(rowcount).ToList();
         }
 
         public ProductEntity Get(int id)
         {
            return products.Find(p => p.id == id);
         }
 
      }
   }
 
   ( Project : MvcApplication ) Global.asax.cs
 
   using System;
   using System.Collections.Generic;
   using System.Linq;
   using System.Web;
   using System.Web.Http;
   using System.Web.Mvc;
   using System.Web.Optimization;
   using System.Web.Routing;
 
   namespace MvcApplication
   {
      public class MvcApplication : System.Web.HttpApplication
      {
         protected void Application_Start()
         {
            … …
 
            Bootstrapper.Initialise();
         }
      }
   }
 
   ( Project : MvcApplication ) Bootstrapper.cs
 
   using System.Web.Mvc;
   using Microsoft.Practices.Unity;
   using Unity.Mvc4;
   using ProductServiceLibrary;
 
   namespace MvcApplication
   {
      public static class Bootstrapper
      {
 
         public static IUnityContainer Initialise()
         {
            var container = BuildUnityContainer();
 
            DependencyResolver.SetResolver(new UnityDependencyResolver(container));
 
            return container;
         }
 
         private static IUnityContainer BuildUnityContainer()
         {
            var container = new UnityContainer();
 
            container.RegisterType<IProductRepository, ProductRepository>();
 
            RegisterTypes(container);
 
            return container;
         }
 
         public static void RegisterTypes(IUnityContainer container)
         {
         }
 
      }
   }
 
   ( Project : MVCApplication ) \Controllers\HomeController.cs
 
   using System;
   using System.Collections.Generic;
   using System.Linq;
   using System.Web;
   using System.Web.Mvc;
   using ProductServiceLibrary;
 
   namespace MvcApplication.Controllers
   {
      public class HomeController : Controller
      {
         readonly IProductRepository repository;
 
         public HomeController(IProductRepository repository)
         {
            this.repository = repository;
         }
 
         … …
 
         public ActionResult AllProduct(int? id)
         {
            List<ProductEntity> data;
 
            if (id.HasValue) {
               data = repository.GetAll(id.Value).ToList();
            }
            else
            {
               data = repository.GetAll(30).ToList();
            }
 
            return View(data);
         }
 
         public ActionResult Product(int? id)
         {
            ProductEntity data;
 
            if (id.HasValue)
            {
               data = repository.Get(id.Value);
            }
            else
            {
               data = repository.Get(0);
            }
 
            return View(data);
         }
      }
   }
 
   ( Project : MVCApplication ) \Views\AllProduct.cshtml
 
   @model List<ProductServiceLibrary.ProductEntity>
 
   <table border="0" cellpadding="10" cellspacing="0">
 
      @foreach (var item in Model)
      {
         <tr>
            <td>@(item.cat)</td>
            <td>@(item.subcat)</td>
            <td>@(item.model)</td>
         </tr>
      }
 
   </table>
 
   ( Project : MVCApplication ) \Views\Product.cshtml
 
   @model ProductServiceLibrary.ProductEntity
 
   @if(Model != null){
        <table border="0" cellpadding="10" cellspacing="0">
         <tr>
            <td>@(Model.cat)</td>
            <td>@(Model.subcat)</td>
            <td>@(Model.model)</td>
         </tr>
     </table>
   }