1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
|
namespace System.Web.ModelBinding {
using System.Collections.Generic;
public sealed class KeyValuePairModelBinderProvider : ModelBinderProvider {
public override IModelBinder GetBinder(ModelBindingExecutionContext modelBindingExecutionContext, ModelBindingContext bindingContext) {
ModelBinderUtil.ValidateBindingContext(bindingContext);
string keyFieldName = ModelBinderUtil.CreatePropertyModelName(bindingContext.ModelName, "key");
string valueFieldName = ModelBinderUtil.CreatePropertyModelName(bindingContext.ModelName, "value");
if (bindingContext.UnvalidatedValueProvider.ContainsPrefix(keyFieldName) && bindingContext.UnvalidatedValueProvider.ContainsPrefix(valueFieldName)) {
return ModelBinderUtil.GetPossibleBinderInstance(bindingContext.ModelType, typeof(KeyValuePair<,>) /* supported model type */, typeof(KeyValuePairModelBinder<,>) /* binder type */);
}
else {
// 'key' or 'value' missing
return null;
}
}
}
}
|
