Code:
/ Dotnetfx_Win7_3.5.1 / Dotnetfx_Win7_3.5.1 / 3.5.1 / DEVDIV / depot / DevDiv / releases / Orcas / NetFXw7 / ndp / fx / src / DataEntity / System / Data / Metadata / MetadataArtifactLoaderFile.cs / 1 / MetadataArtifactLoaderFile.cs
//---------------------------------------------------------------------- //// Copyright (c) Microsoft Corporation. All rights reserved. // // // @owner [....] //--------------------------------------------------------------------- using System.Collections.Generic; using System.Collections; using System.Diagnostics; using System.Globalization; using System.Reflection; using System.Text; using System.Xml; using System.Data.Mapping; using System.IO; using System.Security; using System.Security.Permissions; using System.Security.Cryptography; using System.Data.EntityModel.SchemaObjectModel; using System.Threading; namespace System.Data.Metadata.Edm { ////// This class represents one file-based artifact item to be loaded. /// internal class MetadataArtifactLoaderFile : MetadataArtifactLoader, IComparable { ////// This member indicates whether the file-based artifact has already been loaded. /// It is used to prevent other instances of this class from (re)loading the same /// artifact. See comment in the MetadataArtifactLoaderFile c'tor below. /// private readonly bool _alreadyLoaded = false; private readonly string _path; ////// Constructor /// /// The path to the resource to load /// The global registry of URIs public MetadataArtifactLoaderFile(string path, ICollectionuriRegistry) { _path = path; _alreadyLoaded = uriRegistry.Contains(_path); if (!_alreadyLoaded) { uriRegistry.Add(_path); // '_alreadyLoaded' is not set because while we would like to prevent // other instances of MetadataArtifactLoaderFile that wrap the same // _path from being added to the list of paths/readers, we do want to // include this particular instance. } } public override string Path { get { return _path; } } /// /// Implementation of IComparable.CompareTo() /// /// The object to compare to ///0 if the loaders are "equal" (i.e., have the same _path value) public int CompareTo(object obj) { MetadataArtifactLoaderFile loader = obj as MetadataArtifactLoaderFile; if (loader != null) { return string.Compare(_path, loader._path, StringComparison.OrdinalIgnoreCase); } Debug.Assert(false, "object is not a MetadataArtifactLoaderFile"); return -1; } ////// Equals() returns true if the objects have the same _path value /// /// The object to compare to ///true if the objects have the same _path value public override bool Equals(object obj) { return this.CompareTo(obj) == 0; } ////// GetHashCode override that defers the result to the _path member variable. /// ///public override int GetHashCode() { return _path.GetHashCode(); } public override void CollectFilePermissionPaths(List paths, DataSpace spaceToGet) { if (!_alreadyLoaded && MetadataArtifactLoader.IsArtifactOfDataSpace(_path, spaceToGet)) { paths.Add(_path); } } /// /// Get paths to artifacts for a specific DataSpace. /// /// The DataSpace for the artifacts of interest ///A List of strings identifying paths to all artifacts for a specific DataSpace public override ListGetPaths(DataSpace spaceToGet) { List list = new List (); if (!_alreadyLoaded && MetadataArtifactLoader.IsArtifactOfDataSpace(_path, spaceToGet)) { list.Add(_path); } return list; } /// /// Get paths to all artifacts /// ///A List of strings identifying paths to all resources public override ListGetPaths() { List list = new List (); if (!_alreadyLoaded) { list.Add(_path); } return list; } /// /// Create and return an XmlReader around the file represented by this instance. /// ///A List of XmlReaders for all resources public override ListGetReaders(Dictionary sourceDictionary) { List list = new List (); if (!_alreadyLoaded) { XmlReader reader = CreateXmlReader(); list.Add(reader); if (sourceDictionary != null) { sourceDictionary.Add(this, reader); } } return list; } /// /// Create and return an XmlReader around the file represented by this instance /// if it is of the requested DataSpace type. /// /// The DataSpace corresponding to the requested artifacts ///A List of XmlReader objects public override ListCreateReaders(DataSpace spaceToGet) { List list = new List (); if (!_alreadyLoaded && MetadataArtifactLoader.IsArtifactOfDataSpace(_path, spaceToGet)) { XmlReader reader = CreateXmlReader(); list.Add(reader); } return list; } /// /// Create an XmlReader around the artifact file /// ///An XmlReader that wraps a file private XmlReader CreateXmlReader() { XmlReaderSettings readerSettings = Schema.CreateEdmStandardXmlReaderSettings(); // we know that we aren't reading a fragment readerSettings.ConformanceLevel = ConformanceLevel.Document; return XmlReader.Create(_path, readerSettings); } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. //---------------------------------------------------------------------- //// Copyright (c) Microsoft Corporation. All rights reserved. // // // @owner [....] //--------------------------------------------------------------------- using System.Collections.Generic; using System.Collections; using System.Diagnostics; using System.Globalization; using System.Reflection; using System.Text; using System.Xml; using System.Data.Mapping; using System.IO; using System.Security; using System.Security.Permissions; using System.Security.Cryptography; using System.Data.EntityModel.SchemaObjectModel; using System.Threading; namespace System.Data.Metadata.Edm { ////// This class represents one file-based artifact item to be loaded. /// internal class MetadataArtifactLoaderFile : MetadataArtifactLoader, IComparable { ////// This member indicates whether the file-based artifact has already been loaded. /// It is used to prevent other instances of this class from (re)loading the same /// artifact. See comment in the MetadataArtifactLoaderFile c'tor below. /// private readonly bool _alreadyLoaded = false; private readonly string _path; ////// Constructor /// /// The path to the resource to load /// The global registry of URIs public MetadataArtifactLoaderFile(string path, ICollectionuriRegistry) { _path = path; _alreadyLoaded = uriRegistry.Contains(_path); if (!_alreadyLoaded) { uriRegistry.Add(_path); // '_alreadyLoaded' is not set because while we would like to prevent // other instances of MetadataArtifactLoaderFile that wrap the same // _path from being added to the list of paths/readers, we do want to // include this particular instance. } } public override string Path { get { return _path; } } /// /// Implementation of IComparable.CompareTo() /// /// The object to compare to ///0 if the loaders are "equal" (i.e., have the same _path value) public int CompareTo(object obj) { MetadataArtifactLoaderFile loader = obj as MetadataArtifactLoaderFile; if (loader != null) { return string.Compare(_path, loader._path, StringComparison.OrdinalIgnoreCase); } Debug.Assert(false, "object is not a MetadataArtifactLoaderFile"); return -1; } ////// Equals() returns true if the objects have the same _path value /// /// The object to compare to ///true if the objects have the same _path value public override bool Equals(object obj) { return this.CompareTo(obj) == 0; } ////// GetHashCode override that defers the result to the _path member variable. /// ///public override int GetHashCode() { return _path.GetHashCode(); } public override void CollectFilePermissionPaths(List paths, DataSpace spaceToGet) { if (!_alreadyLoaded && MetadataArtifactLoader.IsArtifactOfDataSpace(_path, spaceToGet)) { paths.Add(_path); } } /// /// Get paths to artifacts for a specific DataSpace. /// /// The DataSpace for the artifacts of interest ///A List of strings identifying paths to all artifacts for a specific DataSpace public override ListGetPaths(DataSpace spaceToGet) { List list = new List (); if (!_alreadyLoaded && MetadataArtifactLoader.IsArtifactOfDataSpace(_path, spaceToGet)) { list.Add(_path); } return list; } /// /// Get paths to all artifacts /// ///A List of strings identifying paths to all resources public override ListGetPaths() { List list = new List (); if (!_alreadyLoaded) { list.Add(_path); } return list; } /// /// Create and return an XmlReader around the file represented by this instance. /// ///A List of XmlReaders for all resources public override ListGetReaders(Dictionary sourceDictionary) { List list = new List (); if (!_alreadyLoaded) { XmlReader reader = CreateXmlReader(); list.Add(reader); if (sourceDictionary != null) { sourceDictionary.Add(this, reader); } } return list; } /// /// Create and return an XmlReader around the file represented by this instance /// if it is of the requested DataSpace type. /// /// The DataSpace corresponding to the requested artifacts ///A List of XmlReader objects public override ListCreateReaders(DataSpace spaceToGet) { List list = new List (); if (!_alreadyLoaded && MetadataArtifactLoader.IsArtifactOfDataSpace(_path, spaceToGet)) { XmlReader reader = CreateXmlReader(); list.Add(reader); } return list; } /// /// Create an XmlReader around the artifact file /// ///An XmlReader that wraps a file private XmlReader CreateXmlReader() { XmlReaderSettings readerSettings = Schema.CreateEdmStandardXmlReaderSettings(); // we know that we aren't reading a fragment readerSettings.ConformanceLevel = ConformanceLevel.Document; return XmlReader.Create(_path, readerSettings); } } } // 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
- DataGridViewRowDividerDoubleClickEventArgs.cs
- UIElementParagraph.cs
- SqlPersonalizationProvider.cs
- UpdateRecord.cs
- NavigationPropertyEmitter.cs
- ListBase.cs
- SizeChangedInfo.cs
- M3DUtil.cs
- JsonFormatGeneratorStatics.cs
- XmlSchemaObjectCollection.cs
- TextEncodedRawTextWriter.cs
- WebControlAdapter.cs
- WebBrowser.cs
- HScrollBar.cs
- XmlIlVisitor.cs
- __Error.cs
- FontCacheUtil.cs
- XsdDataContractExporter.cs
- NetworkInformationException.cs
- TableLayoutSettingsTypeConverter.cs
- AssemblyCacheEntry.cs
- SecurityTokenTypes.cs
- RegexWriter.cs
- wmiprovider.cs
- QueryResponse.cs
- WorkItem.cs
- FontFamily.cs
- ActiveDocumentEvent.cs
- Executor.cs
- IncrementalHitTester.cs
- XmlUnspecifiedAttribute.cs
- CreateUserErrorEventArgs.cs
- SecurityContext.cs
- RootAction.cs
- SelectedDatesCollection.cs
- CardSpaceException.cs
- SiteMap.cs
- WebPartCollection.cs
- SizeKeyFrameCollection.cs
- State.cs
- TerminateDesigner.cs
- ComponentRenameEvent.cs
- ManagementNamedValueCollection.cs
- TabControl.cs
- NavigatorInput.cs
- ConfigPathUtility.cs
- _OverlappedAsyncResult.cs
- complextypematerializer.cs
- RegexReplacement.cs
- LinkedList.cs
- ConfigViewGenerator.cs
- FormattedText.cs
- CodeDomConfigurationHandler.cs
- Span.cs
- __Filters.cs
- ProgressChangedEventArgs.cs
- MethodExpr.cs
- CollectionDataContractAttribute.cs
- AuthenticationConfig.cs
- HttpModuleAction.cs
- SystemColors.cs
- Compiler.cs
- SourceFilter.cs
- TypefaceCollection.cs
- Point3DKeyFrameCollection.cs
- ProtocolState.cs
- PerformanceCounterCategory.cs
- ReadOnlyDictionary.cs
- DesignConnectionCollection.cs
- ParameterModifier.cs
- WindowsPen.cs
- DataGridViewCellStyleConverter.cs
- dataprotectionpermission.cs
- AnimatedTypeHelpers.cs
- OverrideMode.cs
- ResourcePool.cs
- TypeRefElement.cs
- XmlSchemaComplexType.cs
- GetBrowserTokenRequest.cs
- WindowsFormsSectionHandler.cs
- DebugView.cs
- ShapeTypeface.cs
- WmlPageAdapter.cs
- LayoutTableCell.cs
- DuplicateWaitObjectException.cs
- SimplePropertyEntry.cs
- DSASignatureFormatter.cs
- MailMessage.cs
- EnumerableWrapperWeakToStrong.cs
- ProcessHostServerConfig.cs
- Codec.cs
- XmlSchemaSimpleContentExtension.cs
- ListView.cs
- DrawingContextDrawingContextWalker.cs
- AutomationEventArgs.cs
- Helper.cs
- PageContentAsyncResult.cs
- Point4D.cs
- MessageSecurityOverMsmqElement.cs
- PropertyTabAttribute.cs