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 / Edm / EntitySetBaseCollection.cs / 1 / EntitySetBaseCollection.cs
//---------------------------------------------------------------------- //// Copyright (c) Microsoft Corporation. All rights reserved. // // // @owner [....], [....] //--------------------------------------------------------------------- using System; using System.Collections; using System.Collections.Generic; using System.Collections.ObjectModel; using System.Data.Common; using System.Reflection; using System.Text; using System.Diagnostics; namespace System.Data.Metadata.Edm { ////// Class representing a collection of entity set objects /// internal sealed class EntitySetBaseCollection : MetadataCollection{ // This collection allows changes to be intercepted before and after they are passed to MetadataCollection. The interception // is required to update the EntitySet's back-reference to the EntityContainer. #region Constructors /// /// Default constructor for constructing an empty collection /// /// The entity container that has this entity set collection ///Thrown if the argument entityContainer is null internal EntitySetBaseCollection(EntityContainer entityContainer) : this(entityContainer, null) { } ////// The constructor for constructing the collection with the given items /// /// The entity container that has this entity set collection /// The items to populate the collection ///Thrown if the argument entityContainer is null internal EntitySetBaseCollection(EntityContainer entityContainer, IEnumerableitems) : base(items) { EntityUtil.GenericCheckArgumentNull(entityContainer, "entityContainer"); _entityContainer = entityContainer; } #endregion #region Fields private readonly EntityContainer _entityContainer; #endregion #region Properties /// /// Gets an item from the collection with the given index /// /// The index to search for ///An item from the collection ///Thrown if the index is out of the range for the Collection ///Always thrown on setter public override EntitySetBase this[int index] { get { return base[index]; } set { throw EntityUtil.OperationOnReadOnlyCollection(); } } ////// Gets an item from the collection with the given identity /// /// The identity of the item to search for ///An item from the collection ///Thrown if identity argument passed in is null ///Thrown if the Collection does not have an EntitySet with the given identity ///Always thrown on setter public override EntitySetBase this[string identity] { get { return base[identity]; } set { throw EntityUtil.OperationOnReadOnlyCollection(); } } #endregion #region Methods ////// Adds an item to the collection /// /// The item to add to the list ///Thrown if item argument is null ///Thrown if the item passed in or the collection itself instance is in ReadOnly state ///Thrown if the EntitySetBase that is being added already belongs to another EntityContainer ///Thrown if the EntitySetCollection already contains an EntitySet with the same identity public override void Add(EntitySetBase item) { EntityUtil.GenericCheckArgumentNull(item, "item"); // Check to make sure the given entity set is not associated with another type ThrowIfItHasEntityContainer(item, "item"); base.Add(item); // Fix up the declaring type item.ChangeEntityContainerWithoutCollectionFixup(_entityContainer); } ////// Checks if the given entity set already has a entity container, if so, throw an exception /// /// The entity set to check for /// The name of the argument from the caller private static void ThrowIfItHasEntityContainer(EntitySetBase entitySet, string argumentName) { EntityUtil.GenericCheckArgumentNull(entitySet, argumentName); if (entitySet.EntityContainer != null) { throw EntityUtil.EntitySetInAnotherContainer(argumentName); } } #endregion } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. //---------------------------------------------------------------------- //// Copyright (c) Microsoft Corporation. All rights reserved. // // // @owner [....], [....] //--------------------------------------------------------------------- using System; using System.Collections; using System.Collections.Generic; using System.Collections.ObjectModel; using System.Data.Common; using System.Reflection; using System.Text; using System.Diagnostics; namespace System.Data.Metadata.Edm { ////// Class representing a collection of entity set objects /// internal sealed class EntitySetBaseCollection : MetadataCollection{ // This collection allows changes to be intercepted before and after they are passed to MetadataCollection. The interception // is required to update the EntitySet's back-reference to the EntityContainer. #region Constructors /// /// Default constructor for constructing an empty collection /// /// The entity container that has this entity set collection ///Thrown if the argument entityContainer is null internal EntitySetBaseCollection(EntityContainer entityContainer) : this(entityContainer, null) { } ////// The constructor for constructing the collection with the given items /// /// The entity container that has this entity set collection /// The items to populate the collection ///Thrown if the argument entityContainer is null internal EntitySetBaseCollection(EntityContainer entityContainer, IEnumerableitems) : base(items) { EntityUtil.GenericCheckArgumentNull(entityContainer, "entityContainer"); _entityContainer = entityContainer; } #endregion #region Fields private readonly EntityContainer _entityContainer; #endregion #region Properties /// /// Gets an item from the collection with the given index /// /// The index to search for ///An item from the collection ///Thrown if the index is out of the range for the Collection ///Always thrown on setter public override EntitySetBase this[int index] { get { return base[index]; } set { throw EntityUtil.OperationOnReadOnlyCollection(); } } ////// Gets an item from the collection with the given identity /// /// The identity of the item to search for ///An item from the collection ///Thrown if identity argument passed in is null ///Thrown if the Collection does not have an EntitySet with the given identity ///Always thrown on setter public override EntitySetBase this[string identity] { get { return base[identity]; } set { throw EntityUtil.OperationOnReadOnlyCollection(); } } #endregion #region Methods ////// Adds an item to the collection /// /// The item to add to the list ///Thrown if item argument is null ///Thrown if the item passed in or the collection itself instance is in ReadOnly state ///Thrown if the EntitySetBase that is being added already belongs to another EntityContainer ///Thrown if the EntitySetCollection already contains an EntitySet with the same identity public override void Add(EntitySetBase item) { EntityUtil.GenericCheckArgumentNull(item, "item"); // Check to make sure the given entity set is not associated with another type ThrowIfItHasEntityContainer(item, "item"); base.Add(item); // Fix up the declaring type item.ChangeEntityContainerWithoutCollectionFixup(_entityContainer); } ////// Checks if the given entity set already has a entity container, if so, throw an exception /// /// The entity set to check for /// The name of the argument from the caller private static void ThrowIfItHasEntityContainer(EntitySetBase entitySet, string argumentName) { EntityUtil.GenericCheckArgumentNull(entitySet, argumentName); if (entitySet.EntityContainer != null) { throw EntityUtil.EntitySetInAnotherContainer(argumentName); } } #endregion } } // 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
- CaseStatement.cs
- PartialCachingControl.cs
- FixedTextBuilder.cs
- TextRangeEdit.cs
- DefaultAutoFieldGenerator.cs
- Win32Exception.cs
- SmiEventSink_Default.cs
- DiagnosticTraceSource.cs
- FileStream.cs
- DesignerVerb.cs
- SQLString.cs
- DataSourceSelectArguments.cs
- Debugger.cs
- ToolstripProfessionalRenderer.cs
- DataColumnMapping.cs
- DataTemplateSelector.cs
- SQLSingle.cs
- Pts.cs
- BindingListCollectionView.cs
- NullReferenceException.cs
- SharingService.cs
- WindowShowOrOpenTracker.cs
- ObjectConverter.cs
- mda.cs
- TypeDescriptionProvider.cs
- DataGridToolTip.cs
- Ref.cs
- DesignerWidgets.cs
- _IPv6Address.cs
- TabControl.cs
- ValidationRuleCollection.cs
- Point3D.cs
- XmlChoiceIdentifierAttribute.cs
- httpstaticobjectscollection.cs
- TrustManagerMoreInformation.cs
- infer.cs
- XPathSingletonIterator.cs
- MiniLockedBorderGlyph.cs
- HtmlGenericControl.cs
- Command.cs
- NetworkAddressChange.cs
- GlyphingCache.cs
- CompilerResults.cs
- BaseCollection.cs
- SoapObjectInfo.cs
- ToolStripRenderer.cs
- ErrorFormatterPage.cs
- Listbox.cs
- FlagsAttribute.cs
- Main.cs
- FormsAuthenticationModule.cs
- CFStream.cs
- HtmlContainerControl.cs
- ViewManager.cs
- Effect.cs
- StateMachineHelpers.cs
- _DigestClient.cs
- ConfigurationCollectionAttribute.cs
- CoreSwitches.cs
- DataViewListener.cs
- ToolBarButton.cs
- ObjectKeyFrameCollection.cs
- LinkedResource.cs
- MinMaxParagraphWidth.cs
- _AutoWebProxyScriptEngine.cs
- Tracer.cs
- PrintPageEvent.cs
- CompiledRegexRunnerFactory.cs
- SimplePropertyEntry.cs
- SafeHandles.cs
- ConfigViewGenerator.cs
- PolicyManager.cs
- Faults.cs
- Lasso.cs
- MSG.cs
- RelationshipEnd.cs
- AppDomainUnloadedException.cs
- EmptyStringExpandableObjectConverter.cs
- MediaCommands.cs
- RestClientProxyHandler.cs
- IndexerNameAttribute.cs
- CombinedGeometry.cs
- DetailsViewUpdateEventArgs.cs
- XmlChoiceIdentifierAttribute.cs
- Point3DCollectionValueSerializer.cs
- DNS.cs
- CookieProtection.cs
- BitVector32.cs
- ArrangedElement.cs
- XamlPointCollectionSerializer.cs
- MsmqElementBase.cs
- EdmItemCollection.OcAssemblyCache.cs
- TreeNodeStyleCollection.cs
- IResourceProvider.cs
- EnlistmentTraceIdentifier.cs
- FixedBufferAttribute.cs
- TypeFieldSchema.cs
- DbConnectionPoolCounters.cs
- WindowsAuthenticationEventArgs.cs
- AnimatedTypeHelpers.cs