Code:
/ 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / XmlUtils / System / Xml / Xsl / Runtime / WhitespaceRuleLookup.cs / 1305376 / WhitespaceRuleLookup.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //[....] //----------------------------------------------------------------------------- using System; using System.Xml; using System.Collections; using System.Collections.Generic; using System.Diagnostics; using MS.Internal.Xml; using System.Xml.Xsl.Qil; namespace System.Xml.Xsl.Runtime { ////// This class keeps a list of whitespace rules in order to determine whether whitespace children of particular /// elements should be stripped. /// internal class WhitespaceRuleLookup { private Hashtable qnames; private ArrayList wildcards; private InternalWhitespaceRule ruleTemp; private XmlNameTable nameTable; public WhitespaceRuleLookup() { this.qnames = new Hashtable(); this.wildcards = new ArrayList(); } ////// Create a new lookup internal class from the specified WhitespaceRules. /// public WhitespaceRuleLookup(IListrules) : this() { WhitespaceRule rule; InternalWhitespaceRule ruleInternal; Debug.Assert(rules != null); for (int i = rules.Count - 1; i >= 0; i--) { // Make a copy of each rule rule = rules[i]; ruleInternal = new InternalWhitespaceRule(rule.LocalName, rule.NamespaceName, rule.PreserveSpace, -i); if (rule.LocalName == null || rule.NamespaceName == null) { // Wildcard, so add to wildcards array this.wildcards.Add(ruleInternal); } else { // Exact name, so add to hashtable this.qnames[ruleInternal] = ruleInternal; } } // Create a temporary (not thread-safe) InternalWhitespaceRule used for lookups this.ruleTemp = new InternalWhitespaceRule(); } /// /// Atomize all names contained within the whitespace rules with respect to "nameTable". /// public void Atomize(XmlNameTable nameTable) { // If names are already atomized with respect to "nameTable", no need to do it again if (nameTable != this.nameTable) { this.nameTable = nameTable; foreach (InternalWhitespaceRule rule in this.qnames.Values) rule.Atomize(nameTable); foreach (InternalWhitespaceRule rule in this.wildcards) rule.Atomize(nameTable); } } ////// Return true if elements of the specified name should have whitespace children stripped. /// NOTE: This method is not thread-safe. Different threads should create their own copy of the /// WhitespaceRuleLookup object. This allows all names to be atomized according to a private NameTable. /// public bool ShouldStripSpace(string localName, string namespaceName) { InternalWhitespaceRule qnameRule, wildcardRule; Debug.Assert(this.nameTable != null && this.ruleTemp != null); Debug.Assert(localName != null && (object) this.nameTable.Get(localName) == (object) localName); Debug.Assert(namespaceName != null && (object) this.nameTable.Get(namespaceName) == (object) namespaceName); this.ruleTemp.Init(localName, namespaceName, false, 0); // Lookup name in qnames table // If found, the name will be stripped unless there is a preserve wildcard with higher priority qnameRule = this.qnames[this.ruleTemp] as InternalWhitespaceRule; for (int pos = this.wildcards.Count; pos-- != 0;) { wildcardRule = this.wildcards[pos] as InternalWhitespaceRule; if (qnameRule != null) { // If qname priority is greater than any subsequent wildcard's priority, then we're done if (qnameRule.Priority > wildcardRule.Priority) return !qnameRule.PreserveSpace; // Don't bother to consider wildcards with the same PreserveSpace flag if (qnameRule.PreserveSpace == wildcardRule.PreserveSpace) continue; } if (wildcardRule.LocalName == null || (object) wildcardRule.LocalName == (object) localName) { if (wildcardRule.NamespaceName == null || (object) wildcardRule.NamespaceName == (object) namespaceName) { // Found wildcard match, so we're done (since wildcards are in priority order) return !wildcardRule.PreserveSpace; } } } return (qnameRule != null && !qnameRule.PreserveSpace); } private class InternalWhitespaceRule : WhitespaceRule { private int priority; // Relative priority of this test private int hashCode; // Cached hashcode public InternalWhitespaceRule() { } public InternalWhitespaceRule(string localName, string namespaceName, bool preserveSpace, int priority) { Init(localName, namespaceName, preserveSpace, priority); } public void Init(string localName, string namespaceName, bool preserveSpace, int priority) { base.Init(localName, namespaceName, preserveSpace); this.priority = priority; if (localName != null && namespaceName != null) { this.hashCode = localName.GetHashCode(); } } public void Atomize(XmlNameTable nameTable) { if (LocalName != null) LocalName = nameTable.Add(LocalName); if (NamespaceName != null) NamespaceName = nameTable.Add(NamespaceName); } public int Priority { get { return this.priority; } } public override int GetHashCode() { return this.hashCode; } public override bool Equals(object obj) { Debug.Assert(obj is InternalWhitespaceRule); InternalWhitespaceRule that = obj as InternalWhitespaceRule; Debug.Assert(LocalName != null && that.LocalName != null); Debug.Assert(NamespaceName != null && that.NamespaceName != null); // string == operator compares object references first and if they are not the same compares contents // of the compared strings. As a result we do not have to cast strings to objects to force reference // comparison for atomized LocalNames and NamespaceNames. return LocalName == that.LocalName && NamespaceName == that.NamespaceName; } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. //------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //[....] //----------------------------------------------------------------------------- using System; using System.Xml; using System.Collections; using System.Collections.Generic; using System.Diagnostics; using MS.Internal.Xml; using System.Xml.Xsl.Qil; namespace System.Xml.Xsl.Runtime { ////// This class keeps a list of whitespace rules in order to determine whether whitespace children of particular /// elements should be stripped. /// internal class WhitespaceRuleLookup { private Hashtable qnames; private ArrayList wildcards; private InternalWhitespaceRule ruleTemp; private XmlNameTable nameTable; public WhitespaceRuleLookup() { this.qnames = new Hashtable(); this.wildcards = new ArrayList(); } ////// Create a new lookup internal class from the specified WhitespaceRules. /// public WhitespaceRuleLookup(IListrules) : this() { WhitespaceRule rule; InternalWhitespaceRule ruleInternal; Debug.Assert(rules != null); for (int i = rules.Count - 1; i >= 0; i--) { // Make a copy of each rule rule = rules[i]; ruleInternal = new InternalWhitespaceRule(rule.LocalName, rule.NamespaceName, rule.PreserveSpace, -i); if (rule.LocalName == null || rule.NamespaceName == null) { // Wildcard, so add to wildcards array this.wildcards.Add(ruleInternal); } else { // Exact name, so add to hashtable this.qnames[ruleInternal] = ruleInternal; } } // Create a temporary (not thread-safe) InternalWhitespaceRule used for lookups this.ruleTemp = new InternalWhitespaceRule(); } /// /// Atomize all names contained within the whitespace rules with respect to "nameTable". /// public void Atomize(XmlNameTable nameTable) { // If names are already atomized with respect to "nameTable", no need to do it again if (nameTable != this.nameTable) { this.nameTable = nameTable; foreach (InternalWhitespaceRule rule in this.qnames.Values) rule.Atomize(nameTable); foreach (InternalWhitespaceRule rule in this.wildcards) rule.Atomize(nameTable); } } ////// Return true if elements of the specified name should have whitespace children stripped. /// NOTE: This method is not thread-safe. Different threads should create their own copy of the /// WhitespaceRuleLookup object. This allows all names to be atomized according to a private NameTable. /// public bool ShouldStripSpace(string localName, string namespaceName) { InternalWhitespaceRule qnameRule, wildcardRule; Debug.Assert(this.nameTable != null && this.ruleTemp != null); Debug.Assert(localName != null && (object) this.nameTable.Get(localName) == (object) localName); Debug.Assert(namespaceName != null && (object) this.nameTable.Get(namespaceName) == (object) namespaceName); this.ruleTemp.Init(localName, namespaceName, false, 0); // Lookup name in qnames table // If found, the name will be stripped unless there is a preserve wildcard with higher priority qnameRule = this.qnames[this.ruleTemp] as InternalWhitespaceRule; for (int pos = this.wildcards.Count; pos-- != 0;) { wildcardRule = this.wildcards[pos] as InternalWhitespaceRule; if (qnameRule != null) { // If qname priority is greater than any subsequent wildcard's priority, then we're done if (qnameRule.Priority > wildcardRule.Priority) return !qnameRule.PreserveSpace; // Don't bother to consider wildcards with the same PreserveSpace flag if (qnameRule.PreserveSpace == wildcardRule.PreserveSpace) continue; } if (wildcardRule.LocalName == null || (object) wildcardRule.LocalName == (object) localName) { if (wildcardRule.NamespaceName == null || (object) wildcardRule.NamespaceName == (object) namespaceName) { // Found wildcard match, so we're done (since wildcards are in priority order) return !wildcardRule.PreserveSpace; } } } return (qnameRule != null && !qnameRule.PreserveSpace); } private class InternalWhitespaceRule : WhitespaceRule { private int priority; // Relative priority of this test private int hashCode; // Cached hashcode public InternalWhitespaceRule() { } public InternalWhitespaceRule(string localName, string namespaceName, bool preserveSpace, int priority) { Init(localName, namespaceName, preserveSpace, priority); } public void Init(string localName, string namespaceName, bool preserveSpace, int priority) { base.Init(localName, namespaceName, preserveSpace); this.priority = priority; if (localName != null && namespaceName != null) { this.hashCode = localName.GetHashCode(); } } public void Atomize(XmlNameTable nameTable) { if (LocalName != null) LocalName = nameTable.Add(LocalName); if (NamespaceName != null) NamespaceName = nameTable.Add(NamespaceName); } public int Priority { get { return this.priority; } } public override int GetHashCode() { return this.hashCode; } public override bool Equals(object obj) { Debug.Assert(obj is InternalWhitespaceRule); InternalWhitespaceRule that = obj as InternalWhitespaceRule; Debug.Assert(LocalName != null && that.LocalName != null); Debug.Assert(NamespaceName != null && that.NamespaceName != null); // string == operator compares object references first and if they are not the same compares contents // of the compared strings. As a result we do not have to cast strings to objects to force reference // comparison for atomized LocalNames and NamespaceNames. return LocalName == that.LocalName && NamespaceName == that.NamespaceName; } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007.
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- CallId.cs
- DateTimePicker.cs
- CodeObjectCreateExpression.cs
- CustomErrorsSection.cs
- PropertyGridView.cs
- recordstatescratchpad.cs
- GridEntryCollection.cs
- RemotingSurrogateSelector.cs
- ConditionalWeakTable.cs
- BufferedGraphicsManager.cs
- infer.cs
- PolyLineSegment.cs
- DataKey.cs
- CacheVirtualItemsEvent.cs
- TextSelectionHelper.cs
- ResourceContainer.cs
- SqlConnectionHelper.cs
- ApplyImportsAction.cs
- LayoutSettings.cs
- ProxyWebPart.cs
- HtmlInputSubmit.cs
- QueryCreatedEventArgs.cs
- metrodevice.cs
- SchemaTypeEmitter.cs
- FormViewDeletedEventArgs.cs
- ClientWindowsAuthenticationMembershipProvider.cs
- ExeContext.cs
- DnsEndPoint.cs
- TimeEnumHelper.cs
- SimpleWorkerRequest.cs
- objectresult_tresulttype.cs
- OracleLob.cs
- XmlElementAttributes.cs
- X509Certificate.cs
- NavigationFailedEventArgs.cs
- InvalidCommandTreeException.cs
- ExtenderControl.cs
- DataRelationCollection.cs
- CodeExpressionRuleDeclaration.cs
- ContentIterators.cs
- GeneralTransform3DTo2D.cs
- CurrencyWrapper.cs
- ReflectionUtil.cs
- Constraint.cs
- ValidatorCompatibilityHelper.cs
- NameValueSectionHandler.cs
- ClientTarget.cs
- SimplePropertyEntry.cs
- SafeHandles.cs
- DBCommandBuilder.cs
- TypeGeneratedEventArgs.cs
- BinaryCommonClasses.cs
- ActivityCodeGenerator.cs
- AuthenticationService.cs
- LinqDataSourceSelectEventArgs.cs
- ToolStripHighContrastRenderer.cs
- EmptyQuery.cs
- RequestResizeEvent.cs
- NullableDecimalAverageAggregationOperator.cs
- DefaultTraceListener.cs
- DataGridViewBindingCompleteEventArgs.cs
- SinglePageViewer.cs
- odbcmetadatacollectionnames.cs
- CorrelationService.cs
- WebPartsPersonalization.cs
- Validator.cs
- PcmConverter.cs
- ServiceReference.cs
- ActivitySurrogate.cs
- RadioButtonDesigner.cs
- WebPartConnectionsCancelEventArgs.cs
- PersonalizationStateInfo.cs
- MetadataProperty.cs
- XmlDigitalSignatureProcessor.cs
- Point3DConverter.cs
- Vector3DCollectionValueSerializer.cs
- HttpFileCollection.cs
- COM2PropertyDescriptor.cs
- BamlStream.cs
- SrgsItemList.cs
- VersionedStream.cs
- CoreSwitches.cs
- UrlAuthFailedErrorFormatter.cs
- OleDbConnectionPoolGroupProviderInfo.cs
- PathGradientBrush.cs
- __Filters.cs
- Quaternion.cs
- FlowchartDesigner.xaml.cs
- Decorator.cs
- CardSpacePolicyElement.cs
- TypeInfo.cs
- PeerHelpers.cs
- IImplicitResourceProvider.cs
- TemplateColumn.cs
- SqlDataSourceView.cs
- ISessionStateStore.cs
- XmlSchemaAttributeGroup.cs
- BatchStream.cs
- categoryentry.cs
- SecurityRuntime.cs