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//
// TransferCodingWithQualityHeaderValue.cs
//
// Authors:
// Marek Safar <marek.safar@gmail.com>
//
// Copyright (C) 2011 Xamarin Inc (http://www.xamarin.com)
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System.Collections.Generic;
namespace System.Net.Http.Headers
{
public sealed class TransferCodingWithQualityHeaderValue : TransferCodingHeaderValue
{
public TransferCodingWithQualityHeaderValue (string value)
: base (value)
{
}
public TransferCodingWithQualityHeaderValue (string value, double quality)
: this (value)
{
Quality = quality;
}
private TransferCodingWithQualityHeaderValue ()
{
}
public double? Quality {
get {
return QualityValue.GetValue (parameters);
}
set {
QualityValue.SetValue (ref parameters, value);
}
}
public new static TransferCodingWithQualityHeaderValue Parse (string input)
{
TransferCodingWithQualityHeaderValue value;
if (TryParse (input, out value))
return value;
throw new FormatException ();
}
public static bool TryParse (string input, out TransferCodingWithQualityHeaderValue parsedValue)
{
var lexer = new Lexer (input);
Token token;
if (TryParseElement (lexer, out parsedValue, out token) && token == Token.Type.End)
return true;
parsedValue = null;
return false;
}
internal static bool TryParse (string input, int minimalCount, out List<TransferCodingWithQualityHeaderValue> result)
{
return CollectionParser.TryParse (input, minimalCount, TryParseElement, out result);
}
static bool TryParseElement (Lexer lexer, out TransferCodingWithQualityHeaderValue parsedValue, out Token t)
{
parsedValue = null;
t = lexer.Scan ();
if (t != Token.Type.Token)
return false;
var result = new TransferCodingWithQualityHeaderValue ();
result.value = lexer.GetStringValue (t);
t = lexer.Scan ();
// Parameters parsing
if (t == Token.Type.SeparatorSemicolon && (!NameValueHeaderValue.TryParseParameters (lexer, out result.parameters, out t) || t != Token.Type.End))
return false;
parsedValue = result;
return true;
}
}
}
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