2 // RangeItemHeaderValue.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 namespace System.Net.Http.Headers
31 public class RangeItemHeaderValue : ICloneable
33 public RangeItemHeaderValue (long? from, long? to)
35 if (from == null && to == null)
36 throw new ArgumentException ();
38 if (from != null && to != null && from > to) {
39 throw new ArgumentOutOfRangeException ("from");
43 throw new ArgumentOutOfRangeException ("from");
46 throw new ArgumentOutOfRangeException ("to");
52 public long? From { get; private set; }
53 public long? To { get; private set; }
55 object ICloneable.Clone ()
57 return MemberwiseClone ();
60 public override bool Equals (object obj)
62 var source = obj as RangeItemHeaderValue;
63 return source != null && source.From == From && source.To == To;
66 public override int GetHashCode ()
68 return From.GetHashCode () ^ To.GetHashCode ();
71 public override string ToString ()
74 return "-" + To.Value;
77 return From.Value + "-";
79 return From.Value + "-" + To.Value;