StringTokenizer, équivalent en 3.5 ?

voilà un code que j'ai écris qui est un stringtokenizer. Tu n'as qu'a le modifier selon tes besoins.
Code:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
 
using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Collections.Specialized;
 
    public class StringTokenizer
    {
        private string token;
        private string chain;
        private StringCollection tokenizedChain;
        private int current;
        public StringTokenizer(string chain, string token)
        {
            this.token = token;
            this.chain = chain;
            this.current = 0;
            tokenizedChain = new StringCollection();
            int pos;
            if ( (pos = chain.IndexOf(token, 0)) == -1)
            {
                throw new Exception("Token doesnt exist in specified chain");
            }
 
            int last = 0;
 
            while (pos != -1)
            {
                tokenizedChain.Add(chain.Substring(last, pos - last));
                last = pos + 1;
                pos = chain.IndexOf(token, last);
            }
        }
        public string nextToken()
        {
            if (current >= tokenizedChain.Count)
            {
                throw new ArgumentOutOfRangeException("No more token available!");
            }
            current++;
            return tokenizedChain[current-1];
 
        }
        public bool hasMoreToken()
        {
            return current < tokenizedChain.Count;
        }
 
 
    }