87 lines
2.8 KiB
C#
87 lines
2.8 KiB
C#
// Copyright (c) Microsoft Open Technologies, Inc.
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// All Rights Reserved
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// THIS CODE IS PROVIDED *AS IS* BASIS, WITHOUT WARRANTIES OR
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// CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING
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// WITHOUT LIMITATION ANY IMPLIED WARRANTIES OR CONDITIONS OF
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// TITLE, FITNESS FOR A PARTICULAR PURPOSE, MERCHANTABLITY OR
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// NON-INFRINGEMENT.
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// See the Apache 2 License for the specific language governing
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// permissions and limitations under the License.
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using System;
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using System.Collections.Generic;
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using System.Globalization;
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using System.Threading.Tasks;
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namespace Microsoft.AspNet.Mvc.ModelBinding.Test
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{
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public sealed class SimpleHttpValueProvider : Dictionary<string, object>, IValueProvider
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{
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private readonly CultureInfo _culture;
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public SimpleHttpValueProvider()
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: this(null)
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{
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}
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public SimpleHttpValueProvider(CultureInfo culture)
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: base(StringComparer.OrdinalIgnoreCase)
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{
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_culture = culture ?? CultureInfo.InvariantCulture;
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}
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// copied from ValueProviderUtil
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public Task<bool> ContainsPrefixAsync(string prefix)
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{
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foreach (string key in Keys)
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{
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if (key != null)
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{
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if (prefix.Length == 0)
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{
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return Task.FromResult(true); // shortcut - non-null key matches empty prefix
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}
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if (key.StartsWith(prefix, StringComparison.OrdinalIgnoreCase))
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{
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if (key.Length == prefix.Length)
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{
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return Task.FromResult(true); // exact match
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}
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else
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{
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switch (key[prefix.Length])
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{
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case '.': // known separator characters
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case '[':
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return Task.FromResult(true);
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}
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}
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}
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}
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}
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return Task.FromResult(false); // nothing found
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}
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public Task<ValueProviderResult> GetValueAsync(string key)
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{
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ValueProviderResult result = null;
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object rawValue;
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if (TryGetValue(key, out rawValue))
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{
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result = new ValueProviderResult(rawValue, Convert.ToString(rawValue, _culture), _culture);
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}
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return Task.FromResult(result);
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}
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}
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}
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