2 // NameValueWithParametersHeaderValue.cs
5 // Marek Safar <marek.safar@gmail.com>
7 // Copyright (C) 2011 Xamarin Inc (http://www.xamarin.com)
9 // Permission is hereby granted, free of charge, to any person obtaining
10 // a copy of this software and associated documentation files (the
11 // "Software"), to deal in the Software without restriction, including
12 // without limitation the rights to use, copy, modify, merge, publish,
13 // distribute, sublicense, and/or sell copies of the Software, and to
14 // permit persons to whom the Software is furnished to do so, subject to
15 // the following conditions:
17 // The above copyright notice and this permission notice shall be
18 // included in all copies or substantial portions of the Software.
20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
29 using System.Collections.Generic;
31 namespace System.Net.Http.Headers
33 public class NameValueWithParametersHeaderValue : NameValueHeaderValue, ICloneable
35 List<NameValueHeaderValue> parameters;
37 public NameValueWithParametersHeaderValue (string name)
42 public NameValueWithParametersHeaderValue (string name, string value)
47 protected NameValueWithParametersHeaderValue (NameValueWithParametersHeaderValue source)
50 if (source.parameters != null) {
51 foreach (var item in source.parameters)
52 Parameters.Add (item);
56 private NameValueWithParametersHeaderValue ()
61 public ICollection<NameValueHeaderValue> Parameters {
63 return parameters ?? (parameters = new List<NameValueHeaderValue> ());
67 object ICloneable.Clone ()
69 return new NameValueWithParametersHeaderValue (this);
72 public override bool Equals (object obj)
74 var source = obj as NameValueWithParametersHeaderValue;
78 return base.Equals (obj) && source.parameters.SequenceEqual (parameters);
81 public override int GetHashCode ()
83 return base.GetHashCode () ^ HashCodeCalculator.Calculate (parameters);
86 public static new NameValueWithParametersHeaderValue Parse (string input)
88 NameValueWithParametersHeaderValue value;
89 if (TryParse (input, out value))
92 throw new FormatException (input);
95 public override string ToString ()
97 if (parameters == null || parameters.Count == 0)
98 return base.ToString ();
100 return base.ToString () + CollectionExtensions.ToString (parameters);
103 public static bool TryParse (string input, out NameValueWithParametersHeaderValue parsedValue)
105 var lexer = new Lexer (input);
107 if (TryParseElement (lexer, out parsedValue, out token) && token == Token.Type.End)
114 internal static bool TryParse (string input, int minimalCount, out List<NameValueWithParametersHeaderValue> result)
116 return CollectionParser.TryParse (input, minimalCount, TryParseElement, out result);
119 static bool TryParseElement (Lexer lexer, out NameValueWithParametersHeaderValue parsedValue, out Token t)
124 if (t != Token.Type.Token)
127 parsedValue = new NameValueWithParametersHeaderValue () {
128 Name = lexer.GetStringValue (t),
132 if (t == Token.Type.SeparatorEqual) {
135 if (t == Token.Type.Token || t == Token.Type.QuotedString) {
136 parsedValue.value = lexer.GetStringValue (t);
143 if (t == Token.Type.SeparatorSemicolon) {
144 List<NameValueHeaderValue> result;
145 if (!TryParseParameters (lexer, out result, out t))
148 parsedValue.parameters = result;