//兼容ClownFish的多参数绑定
private void CompatibilityClownFishWeb(
ControllerActionDescriptor actionDescriptor,
ControllerActionInvokerCacheEntry controllerActionInvokerCacheEntry)
{
// 合并参数绑定委托
var controllerBinderDelegate = MergeControllerBinderDelegate(Bind,
controllerActionInvokerCacheEntry.ControllerBinderDelegate);
// var objectMethodExecutor = controllerActionInvokerCacheEntry?.GetType()
// .GetProperty("ObjectMethodExecutor")?.GetValue(controllerActionInvokerCacheEntry);
// var actionMethodExecutor = controllerActionInvokerCacheEntry?.GetType()
// .GetProperty("ActionMethodExecutor")?.GetValue(controllerActionInvokerCacheEntry);
// 替换ControllerActionInvokerCacheEntry中的参数绑定委托
controllerActionInvokerCacheEntry = ReplaceCacheEntry(controllerActionInvokerCacheEntry, controllerBinderDelegate);
// object obj=Activator.CreateInstance(typeof(ControllerActionInvokerCacheEntry), BindingFlags.Instance | BindingFlags.NonPublic,
// null, new object[]
// {
// controllerActionInvokerCacheEntry.CachedFilters,
// controllerActionInvokerCacheEntry.ControllerFactory,
// controllerActionInvokerCacheEntry.ControllerReleaser,
// controllerBinderDelegate,
// objectMethodExecutor,
// actionMethodExecutor
// }, null);
// 改写缓存，新的缓存中使用新的参数绑定委托，支持多参数绑定
var cache = GetCache();
cache[actionDescriptor] = controllerActionInvokerCacheEntry;
}
public (ControllerActionInvokerCacheEntry cacheEntry, IFilterMetadata[] filters) GetCachedResult(ControllerContext controllerContext)
{
var actionDescriptor = controllerContext.ActionDescriptor;
IFilterMetadata[] filters;
var cacheEntry = actionDescriptor.CacheEntry;
// We don't care about thread safety here
if (cacheEntry is null)
{
var filterFactoryResult = FilterFactory.GetAllFilters(_filterProviders, controllerContext);
filters = filterFactoryResult.Filters;
var parameterDefaultValues = ParameterDefaultValues
.GetParameterDefaultValues(actionDescriptor.MethodInfo);
var objectMethodExecutor = ObjectMethodExecutor.Create(
actionDescriptor.MethodInfo,
actionDescriptor.ControllerTypeInfo,
parameterDefaultValues);
var controllerFactory = _controllerFactoryProvider.CreateControllerFactory(actionDescriptor);
var controllerReleaser = _controllerFactoryProvider.CreateAsyncControllerReleaser(actionDescriptor);
var propertyBinderFactory = ControllerBinderDelegateProvider.CreateBinderDelegate(
_parameterBinder,
_modelBinderFactory,
_modelMetadataProvider,
actionDescriptor,
_mvcOptions);
var actionMethodExecutor = ActionMethodExecutor.GetExecutor(objectMethodExecutor);
var filterExecutor = actionDescriptor.FilterDelegate is not null
? ActionMethodExecutor.GetFilterExecutor(actionDescriptor)
: null;
cacheEntry = new ControllerActionInvokerCacheEntry(
filterFactoryResult.CacheableFilters,
controllerFactory,
controllerReleaser,
propertyBinderFactory,
objectMethodExecutor,
filterExecutor ?? actionMethodExecutor,
actionMethodExecutor);
actionDescriptor.CacheEntry = cacheEntry;
}
else
{
// Filter instances from statically defined filter descriptors + from filter providers
filters = FilterFactory.CreateUncachedFilters(_filterProviders, controllerContext, cacheEntry.CachedFilters);
}
return(cacheEntry, filters);
}
public ModelBindingActionInvoker(
ILogger logger,
DiagnosticListener diagnosticListener,
IActionResultTypeMapper mapper,
ControllerContext controllerContext,
ControllerActionInvokerCacheEntry cacheEntry,
IFilterMetadata[] filters)
: base(diagnosticListener, logger, mapper, controllerContext, filters, controllerContext.ValueProviderFactories)
{
CommonValidator.CheckForNullReference(cacheEntry, nameof(cacheEntry));
this.cacheEntry = cacheEntry;
this.controllerContext = controllerContext;
}
internal ControllerActionInvoker(
ILogger logger,
DiagnosticListener diagnosticListener,
IActionContextAccessor actionContextAccessor,
IActionResultTypeMapper mapper,
ControllerContext controllerContext,
ControllerActionInvokerCacheEntry cacheEntry,
IFilterMetadata[] filters)
: base(diagnosticListener, logger, actionContextAccessor, mapper, controllerContext, filters, controllerContext.ValueProviderFactories)
{
if (cacheEntry == null)
{
throw new ArgumentNullException(nameof(cacheEntry));
}
_cacheEntry = cacheEntry;
_controllerContext = controllerContext;
}
/// <summary>
///
/// </summary>
/// <param name="self"></param>
/// <returns></returns>
public static ObjectMethodExecutor GetObjectMethodExecutor(this ControllerActionInvokerCacheEntry self)
{
var value = _objectMethodExecutorPropertyInfo.GetValue(self);
return(new ObjectMethodExecutor(value));
}
/// <summary>
/// 替换cacheEntry;
/// </summary>
/// <param name="cacheEntry"></param>
/// <param name="binderDelegate"></param>
/// <returns></returns>
private static ControllerActionInvokerCacheEntry ReplaceCacheEntry(ControllerActionInvokerCacheEntry cacheEntry,
ControllerBinderDelegate binderDelegate)
{
return(s_getCacheEntryDelegate.Value(cacheEntry, binderDelegate));
}