aspnetcore/src/Microsoft.AspNet.Owin/DictionaryStringValuesWrapp...

92 lines
3.5 KiB
C#

// Copyright (c) .NET Foundation. All rights reserved.
// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
using System.Collections;
using System.Collections.Generic;
using System.Linq;
using Microsoft.AspNet.Http;
using Microsoft.Extensions.Primitives;
namespace Microsoft.AspNet.Owin
{
internal class DictionaryStringValuesWrapper : IHeaderDictionary
{
public DictionaryStringValuesWrapper(IDictionary<string, string[]> inner)
{
Inner = inner;
}
public readonly IDictionary<string, string[]> Inner;
private KeyValuePair<string, StringValues> Convert(KeyValuePair<string, string[]> item) => new KeyValuePair<string, StringValues>(item.Key, item.Value);
private KeyValuePair<string, string[]> Convert(KeyValuePair<string, StringValues> item) => new KeyValuePair<string, string[]>(item.Key, item.Value);
private StringValues Convert(string[] item) => item;
private string[] Convert(StringValues item) => item;
StringValues IHeaderDictionary.this[string key]
{
get
{
string[] values;
return Inner.TryGetValue(key, out values) ? values : null;
}
set { Inner[key] = value; }
}
StringValues IDictionary<string, StringValues>.this[string key]
{
get { return Inner[key]; }
set { Inner[key] = value; }
}
int ICollection<KeyValuePair<string, StringValues>>.Count => Inner.Count;
bool ICollection<KeyValuePair<string, StringValues>>.IsReadOnly => Inner.IsReadOnly;
ICollection<string> IDictionary<string, StringValues>.Keys => Inner.Keys;
ICollection<StringValues> IDictionary<string, StringValues>.Values => Inner.Values.Select(Convert).ToList();
void ICollection<KeyValuePair<string, StringValues>>.Add(KeyValuePair<string, StringValues> item) => Inner.Add(Convert(item));
void IDictionary<string, StringValues>.Add(string key, StringValues value) => Inner.Add(key, value);
void ICollection<KeyValuePair<string, StringValues>>.Clear() => Inner.Clear();
bool ICollection<KeyValuePair<string, StringValues>>.Contains(KeyValuePair<string, StringValues> item) => Inner.Contains(Convert(item));
bool IDictionary<string, StringValues>.ContainsKey(string key) => Inner.ContainsKey(key);
void ICollection<KeyValuePair<string, StringValues>>.CopyTo(KeyValuePair<string, StringValues>[] array, int arrayIndex)
{
foreach (var kv in Inner)
{
array[arrayIndex++] = Convert(kv);
}
}
IEnumerator IEnumerable.GetEnumerator() => Inner.Select(Convert).GetEnumerator();
IEnumerator<KeyValuePair<string, StringValues>> IEnumerable<KeyValuePair<string, StringValues>>.GetEnumerator() => Inner.Select(Convert).GetEnumerator();
bool ICollection<KeyValuePair<string, StringValues>>.Remove(KeyValuePair<string, StringValues> item) => Inner.Remove(Convert(item));
bool IDictionary<string, StringValues>.Remove(string key) => Inner.Remove(key);
bool IDictionary<string, StringValues>.TryGetValue(string key, out StringValues value)
{
string[] temp;
if (Inner.TryGetValue(key, out temp))
{
value = temp;
return true;
}
value = default(StringValues);
return false;
}
}
}