59 lines
1.7 KiB
C#
59 lines
1.7 KiB
C#
namespace System.Web.ModelBinding {
|
|
using System;
|
|
using System.Collections.Generic;
|
|
using System.Web;
|
|
|
|
/// <summary>
|
|
/// This class provides all the external things that the Model Binding System requires.
|
|
/// These include HttpContext and ModelState.
|
|
/// </summary>
|
|
public class ModelBindingExecutionContext {
|
|
|
|
private Dictionary<Type, object> _services = new Dictionary<Type,object>();
|
|
private HttpContextBase _httpContext;
|
|
private ModelStateDictionary _modelState;
|
|
|
|
public ModelBindingExecutionContext(HttpContextBase httpContext, ModelStateDictionary modelState) {
|
|
if (httpContext == null) {
|
|
throw new ArgumentNullException("httpContext");
|
|
}
|
|
|
|
if (modelState == null) {
|
|
throw new ArgumentNullException("modelState");
|
|
}
|
|
|
|
_httpContext = httpContext;
|
|
_modelState = modelState;
|
|
}
|
|
|
|
public virtual HttpContextBase HttpContext {
|
|
get {
|
|
return _httpContext;
|
|
}
|
|
}
|
|
|
|
public virtual ModelStateDictionary ModelState {
|
|
get {
|
|
return _modelState;
|
|
}
|
|
}
|
|
|
|
public virtual void PublishService<TService>(TService service) {
|
|
_services[typeof(TService)] = service;
|
|
}
|
|
|
|
public virtual TService GetService<TService>() {
|
|
return (TService)_services[typeof(TService)];
|
|
}
|
|
|
|
public virtual TService TryGetService<TService>() {
|
|
if (_services.ContainsKey(typeof(TService))) {
|
|
return (TService)_services[typeof(TService)];
|
|
}
|
|
|
|
return default(TService);
|
|
}
|
|
|
|
}
|
|
}
|