// // System.Text.RegularExpressions.CaptureCollection // // Authors: // Dan Lewis (dlewis@gmx.co.uk) // Dick Porter (dick@ximian.com) // // (C) 2002 Dan Lewis // (C) 2004 Novell, Inc. // using System; using System.Collections; namespace System.Text.RegularExpressions { [Serializable] public class CaptureCollection: ICollection, IEnumerable { private ArrayList list; /* No public constructor */ internal CaptureCollection () { list = new ArrayList (); } public virtual int Count { get { return(list.Count); } } public bool IsReadOnly { get { return(true); } } public virtual bool IsSynchronized { get { return(false); } } public Capture this[int i] { get { if (i < 0 || i > Count) { throw new ArgumentOutOfRangeException ("Index is out of range"); } return((Capture)list[i]); } } public virtual object SyncRoot { get { return(list); } } public virtual void CopyTo (Array array, int index) { foreach (object o in list) { if (index > array.Length) { break; } array.SetValue (o, index++); } } public virtual IEnumerator GetEnumerator () { return(new Enumerator (list)); } internal void Add (object o) { list.Add (o); } internal void Reverse () { list.Reverse (); } private class Enumerator: IEnumerator { private IList list; private int ptr; public Enumerator (IList list) { this.list = list; Reset (); } public object Current { get { if (ptr >= list.Count) { throw new InvalidOperationException (); } return(list[ptr]); } } public bool MoveNext () { if (ptr > list.Count) { throw new InvalidOperationException (); } return(++ptr < list.Count); } public void Reset () { ptr = -1; } } } }