Code:
/ Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / whidbey / netfxsp / ndp / fx / src / Regex / System / Text / RegularExpressions / RegexMatchCollection.cs / 1 / RegexMatchCollection.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- // The MatchCollection lists the successful matches that // result when searching a string for a regular expression. namespace System.Text.RegularExpressions { using System.Collections; /* * This collection returns a sequence of successful match results, either * from GetMatchCollection() or GetExecuteCollection(). It stops when the * first failure is encountered (it does not return the failed match). */ ////// [ Serializable() ] public class MatchCollection : ICollection { internal Regex _regex; internal ArrayList _matches; internal bool _done; internal String _input; internal int _beginning; internal int _length; internal int _startat; internal int _prevlen; private static int infinite = 0x7FFFFFFF; /* * Nonpublic constructor */ internal MatchCollection(Regex regex, String input, int beginning, int length, int startat) { if (startat < 0 || startat > input.Length) throw new ArgumentOutOfRangeException("startat", SR.GetString(SR.BeginIndexNotNegative)); _regex = regex; _input = input; _beginning = beginning; _length = length; _startat = startat; _prevlen = -1; _matches = new ArrayList(); _done = false; } internal Match GetMatch(int i) { if (i < 0) return null; if (_matches.Count > i) return(Match)_matches[i]; if (_done) return null; Match match; do { match = _regex.Run(false, _prevlen, _input, _beginning, _length, _startat); if (!match.Success) { _done = true; return null; } _matches.Add(match); _prevlen = match._length; _startat = match._textpos; } while (_matches.Count <= i); return match; } ////// Represents the set of names appearing as capturing group /// names in a regular expression. /// ////// public int Count { get { if (_done) return _matches.Count; GetMatch(infinite); return _matches.Count; } } ////// Returns the number of captures. /// ////// public Object SyncRoot { get { return this; } } ///[To be supplied.] ////// public bool IsSynchronized { get { return false; } } ///[To be supplied.] ////// public bool IsReadOnly { get { return true; } } ///[To be supplied.] ////// public virtual Match this[int i] { get { Match match; match = GetMatch(i); if (match == null) throw new ArgumentOutOfRangeException("i"); return match; } } ////// Returns the ith Match in the collection. /// ////// public void CopyTo(Array array, int arrayIndex) { // property access to force computation of whole array int count = Count; _matches.CopyTo(array, arrayIndex); } ////// Copies all the elements of the collection to the given array /// starting at the given index. /// ////// public IEnumerator GetEnumerator() { return new MatchEnumerator(this); } } /* * This non-public enumerator lists all the group matches. * Should it be public? */ [ Serializable() ] internal class MatchEnumerator : IEnumerator { internal MatchCollection _matchcoll; internal Match _match = null; internal int _curindex; internal bool _done; /* * Nonpublic constructor */ internal MatchEnumerator(MatchCollection matchcoll) { _matchcoll = matchcoll; } /* * Advance to the next match */ public bool MoveNext() { if (_done) return false; _match = _matchcoll.GetMatch(_curindex++); if (_match == null) { _done = true; return false; } return true; } /* * The current match */ public Object Current { get { if (_match == null) throw new InvalidOperationException(SR.GetString(SR.EnumNotStarted)); return _match; } } /* * Position before the first item */ public void Reset() { _curindex = 0; _done = false; _match = null; } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. //------------------------------------------------------------------------------ ///// Provides an enumerator in the same order as Item[i]. /// ///// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- // The MatchCollection lists the successful matches that // result when searching a string for a regular expression. namespace System.Text.RegularExpressions { using System.Collections; /* * This collection returns a sequence of successful match results, either * from GetMatchCollection() or GetExecuteCollection(). It stops when the * first failure is encountered (it does not return the failed match). */ ////// [ Serializable() ] public class MatchCollection : ICollection { internal Regex _regex; internal ArrayList _matches; internal bool _done; internal String _input; internal int _beginning; internal int _length; internal int _startat; internal int _prevlen; private static int infinite = 0x7FFFFFFF; /* * Nonpublic constructor */ internal MatchCollection(Regex regex, String input, int beginning, int length, int startat) { if (startat < 0 || startat > input.Length) throw new ArgumentOutOfRangeException("startat", SR.GetString(SR.BeginIndexNotNegative)); _regex = regex; _input = input; _beginning = beginning; _length = length; _startat = startat; _prevlen = -1; _matches = new ArrayList(); _done = false; } internal Match GetMatch(int i) { if (i < 0) return null; if (_matches.Count > i) return(Match)_matches[i]; if (_done) return null; Match match; do { match = _regex.Run(false, _prevlen, _input, _beginning, _length, _startat); if (!match.Success) { _done = true; return null; } _matches.Add(match); _prevlen = match._length; _startat = match._textpos; } while (_matches.Count <= i); return match; } ////// Represents the set of names appearing as capturing group /// names in a regular expression. /// ////// public int Count { get { if (_done) return _matches.Count; GetMatch(infinite); return _matches.Count; } } ////// Returns the number of captures. /// ////// public Object SyncRoot { get { return this; } } ///[To be supplied.] ////// public bool IsSynchronized { get { return false; } } ///[To be supplied.] ////// public bool IsReadOnly { get { return true; } } ///[To be supplied.] ////// public virtual Match this[int i] { get { Match match; match = GetMatch(i); if (match == null) throw new ArgumentOutOfRangeException("i"); return match; } } ////// Returns the ith Match in the collection. /// ////// public void CopyTo(Array array, int arrayIndex) { // property access to force computation of whole array int count = Count; _matches.CopyTo(array, arrayIndex); } ////// Copies all the elements of the collection to the given array /// starting at the given index. /// ////// public IEnumerator GetEnumerator() { return new MatchEnumerator(this); } } /* * This non-public enumerator lists all the group matches. * Should it be public? */ [ Serializable() ] internal class MatchEnumerator : IEnumerator { internal MatchCollection _matchcoll; internal Match _match = null; internal int _curindex; internal bool _done; /* * Nonpublic constructor */ internal MatchEnumerator(MatchCollection matchcoll) { _matchcoll = matchcoll; } /* * Advance to the next match */ public bool MoveNext() { if (_done) return false; _match = _matchcoll.GetMatch(_curindex++); if (_match == null) { _done = true; return false; } return true; } /* * The current match */ public Object Current { get { if (_match == null) throw new InvalidOperationException(SR.GetString(SR.EnumNotStarted)); return _match; } } /* * Position before the first item */ public void Reset() { _curindex = 0; _done = false; _match = null; } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007./// Provides an enumerator in the same order as Item[i]. /// ///
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- XmlSubtreeReader.cs
- RowVisual.cs
- RelationshipConstraintValidator.cs
- QueryResultOp.cs
- TypeExtensionSerializer.cs
- ShapeTypeface.cs
- SafeLocalMemHandle.cs
- WebBrowserContainer.cs
- LogManagementAsyncResult.cs
- DBConnectionString.cs
- ContentTextAutomationPeer.cs
- DrawingCollection.cs
- MarshalDirectiveException.cs
- Avt.cs
- InputProcessorProfiles.cs
- DetailsViewModeEventArgs.cs
- GlyphTypeface.cs
- XXXOnTypeBuilderInstantiation.cs
- SchemaTableColumn.cs
- LocalBuilder.cs
- FilterableAttribute.cs
- MissingSatelliteAssemblyException.cs
- SessionParameter.cs
- StackOverflowException.cs
- RequestQueue.cs
- IIS7UserPrincipal.cs
- ResourcePermissionBaseEntry.cs
- TreeViewDesigner.cs
- WebServiceErrorEvent.cs
- TextControl.cs
- BindingCompleteEventArgs.cs
- ActivationServices.cs
- TaiwanLunisolarCalendar.cs
- HtmlElementCollection.cs
- EncryptedPackageFilter.cs
- TagElement.cs
- typedescriptorpermissionattribute.cs
- NewItemsContextMenuStrip.cs
- WebPartConnectionsDisconnectVerb.cs
- UnknownWrapper.cs
- OneOf.cs
- Cursor.cs
- Double.cs
- SqlClientFactory.cs
- EnumerableCollectionView.cs
- GlobalEventManager.cs
- SQLByte.cs
- StateItem.cs
- SqlBinder.cs
- XmlSchemaAppInfo.cs
- SQLMoneyStorage.cs
- RangeExpression.cs
- XmlRawWriter.cs
- PeerInvitationResponse.cs
- UmAlQuraCalendar.cs
- PersistenceContextEnlistment.cs
- MetabaseSettingsIis7.cs
- TypeElement.cs
- base64Transforms.cs
- KerberosSecurityTokenProvider.cs
- WorkflowOwnerAsyncResult.cs
- LiteralControl.cs
- WebRequest.cs
- _LazyAsyncResult.cs
- AutoResizedEvent.cs
- SystemBrushes.cs
- DbXmlEnabledProviderManifest.cs
- InheritedPropertyChangedEventArgs.cs
- GlyphElement.cs
- DataGridViewComboBoxColumn.cs
- RoutedEventHandlerInfo.cs
- GridView.cs
- Int64AnimationUsingKeyFrames.cs
- WebPartZoneCollection.cs
- ToolStripGripRenderEventArgs.cs
- UriScheme.cs
- TraceEventCache.cs
- TrackingMemoryStream.cs
- DomNameTable.cs
- WebConfigurationHostFileChange.cs
- ApplicationDirectoryMembershipCondition.cs
- FixedSOMLineRanges.cs
- BitmapEffectDrawing.cs
- ListItemViewAttribute.cs
- DebugView.cs
- BoundsDrawingContextWalker.cs
- SequenceNumber.cs
- SqlCachedBuffer.cs
- StatusBarDesigner.cs
- Msec.cs
- QueryStringParameter.cs
- DataGridViewColumnCollectionEditor.cs
- ToolStripRenderer.cs
- ArrayWithOffset.cs
- BitmapCacheBrush.cs
- CombinedGeometry.cs
- ClientCultureInfo.cs
- VBCodeProvider.cs
- Evidence.cs
- HScrollBar.cs