mcs/class/System.Web/System.Web.Mail/MailAddressCollection.cs

   1 //
   2 // System.Web.Mail.MailAddressCollection.cs
   3 //
   4 // Author(s):
   5 //   Per Arneng <pt99par@student.bth.se>
   6 //
   7 //
   8
   9 //
  10 // Permission is hereby granted, free of charge, to any person obtaining
  11 // a copy of this software and associated documentation files (the
  12 // "Software"), to deal in the Software without restriction, including
  13 // without limitation the rights to use, copy, modify, merge, publish,
  14 // distribute, sublicense, and/or sell copies of the Software, and to
  15 // permit persons to whom the Software is furnished to do so, subject to
  16 // the following conditions:
  17 //
  18 // The above copyright notice and this permission notice shall be
  19 // included in all copies or substantial portions of the Software.
  20 //
  21 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  22 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  23 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  24 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  25 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  26 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  27 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  28 //
  29 using System;
  30 using System.Text;
  31 using System.Collections;
  32
  33 namespace System.Web.Mail {
  34
  35     // represents a collection of MailAddress objects
  36     internal class MailAddressCollection : IEnumerable {
  37
  38         protected ArrayList data = new ArrayList();
  39
  40         public MailAddress this[ int index ] {
  41             get { return this.Get( index ); }
  42         }
  43
  44         public int Count { get { return data.Count; } }
  45
  46         public void Add( MailAddress addr ) { data.Add( addr ); }
  47         public MailAddress Get( int index ) { return (MailAddress)data[ index ]; }
  48
  49         public IEnumerator GetEnumerator() {
  50             return data.GetEnumerator();
  51         }
  52
  53
  54         public override string ToString() {
  55
  56             StringBuilder builder = new StringBuilder();
  57             for( int i = 0; i <data.Count ; i++ ) {
  58                 MailAddress addr = this.Get( i );
  59
  60                 builder.Append( addr );
  61
  62                 if( i != ( data.Count - 1 ) ) builder.Append( ",\r\n  " );
  63             }
  64
  65             return builder.ToString();
  66         }
  67
  68         public static MailAddressCollection Parse( string str ) {
  69
  70             if( str == null ) throw new ArgumentNullException("Null is not allowed as an address string");
  71
  72             MailAddressCollection list = new MailAddressCollection();
  73
  74             string[] parts = str.Split( new char[] { ',' , ';' } );
  75
  76             foreach( string part in parts ) {
  77                 MailAddress add = MailAddress.Parse (part);
  78                 if (add == null)
  79                         continue;
  80
  81                 list.Add (add);
  82             }
  83
  84             return list;
  85         }
  86
  87     }
  88
  89 }