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[mono.git] / mcs / class / Novell.Directory.Ldap / Novell.Directory.Ldap.Utilclass / ArrayEnumeration.cs
1 /******************************************************************************
2 * The MIT License
3 * Copyright (c) 2003 Novell Inc.  www.novell.com
4
5 * Permission is hereby granted, free of charge, to any person obtaining  a copy
6 * of this software and associated documentation files (the Software), to deal
7 * in the Software without restriction, including  without limitation the rights
8 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 
9 * copies of the Software, and to  permit persons to whom the Software is 
10 * furnished to do so, subject to the following conditions:
11
12 * The above copyright notice and this permission notice shall be included in 
13 * all copies or substantial portions of the Software.
14
15 * THE SOFTWARE IS PROVIDED AS IS, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
21 * SOFTWARE.
22 *******************************************************************************/
23 //
24 // Novell.Directory.Ldap.Utilclass.ArrayEnumeration.cs
25 //
26 // Author:
27 //   Sunil Kumar (Sunilk@novell.com)
28 //
29 // (C) 2003 Novell, Inc (http://www.novell.com)
30 //
31
32 using System;
33
34 namespace Novell.Directory.Ldap.Utilclass
35 {
36         
37         public class ArrayEnumeration : System.Collections.IEnumerator
38         {
39                 private System.Object tempAuxObj;
40                 public virtual bool MoveNext()
41                 {
42                         bool result = hasMoreElements();
43                         if (result)
44                         {
45                                 tempAuxObj = nextElement();
46                         }
47                         return result;
48                 }
49                 public virtual void  Reset()
50                 {
51                         tempAuxObj = null;
52                 }
53                 public virtual System.Object Current
54                 {
55                         get
56                         {
57                                 return tempAuxObj;
58                         }
59                         
60                 }
61                 private System.Object[] eArray;
62                 private int index = 0;
63                 /// <summary> Constructor to create the Enumeration
64                 /// 
65                 /// </summary>
66                 /// <param name="eArray">the array to use for the Enumeration
67                 /// </param>
68                 public ArrayEnumeration(System.Object[] eArray)
69                 {
70                         this.eArray = eArray;
71                 }
72                 
73                 public bool hasMoreElements()
74                 {
75                         if (eArray == null)
76                                 return false;
77                         return (index < eArray.Length);
78                 }
79                 
80                 public System.Object nextElement()
81                 {
82                         if ((eArray == null) || (index >= eArray.Length))
83                         {
84                                 throw new System.ArgumentOutOfRangeException();
85                         }
86                         return eArray[index++];
87                 }
88         }
89 }