Code:
/ 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / Data / System / Data / Constraint.cs / 1305376 / Constraint.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //[....] //[....] //[....] //----------------------------------------------------------------------------- namespace System.Data { using System; using System.ComponentModel; using System.Globalization; ////// [ DefaultProperty("ConstraintName"), TypeConverter(typeof(ConstraintConverter)) ] public abstract class Constraint { internal String name = ""; private String _schemaName = ""; private bool inCollection = false; private DataSet dataSet = null; internal PropertyCollection extendedProperties = null; ///Represents a constraint that can be enforced on one or /// more ///objects. /// [ DefaultValue(""), ResDescriptionAttribute(Res.ConstraintNameDescr), ResCategoryAttribute(Res.DataCategory_Data) ] public virtual string ConstraintName { get { return name; } set { if (value == null) value = ""; if (Common.ADP.IsEmpty(value) && (Table != null) && InCollection) throw ExceptionBuilder.NoConstraintName(); CultureInfo locale = (Table != null ? Table.Locale : CultureInfo.CurrentCulture); if (String.Compare(name, value, true, locale) != 0) { if ((Table != null) && InCollection) { Table.Constraints.RegisterName(value); if (name.Length != 0) Table.Constraints.UnregisterName(name); } name = value; } else if (String.Compare(name, value, false, locale) != 0) { name = value; } } } internal String SchemaName { get { if (Common.ADP.IsEmpty(_schemaName)) return ConstraintName; else return _schemaName; } set { if (!Common.ADP.IsEmpty(value)) _schemaName = value; } } internal virtual bool InCollection { get { // ACCESSOR: virtual was missing from this get return inCollection; } set { inCollection = value; if (value) dataSet = Table.DataSet; else dataSet = null; } } ///The name of this constraint within the ////// . /// [ResDescriptionAttribute(Res.ConstraintTableDescr)] public abstract DataTable Table { get; } ///Gets the ///to which the constraint applies. /// [ ResCategoryAttribute(Res.DataCategory_Data), Browsable(false), ResDescriptionAttribute(Res.ExtendedPropertiesDescr) ] public PropertyCollection ExtendedProperties { get { if (extendedProperties == null) { extendedProperties = new PropertyCollection(); } return extendedProperties; } } internal abstract bool ContainsColumn(DataColumn column); internal abstract bool CanEnableConstraint(); internal abstract Constraint Clone(DataSet destination); internal abstract Constraint Clone(DataSet destination, bool ignoreNSforTableLookup); internal void CheckConstraint() { if (!CanEnableConstraint()) { throw ExceptionBuilder.ConstraintViolation(ConstraintName); } } internal abstract void CheckCanAddToCollection(ConstraintCollection constraint); internal abstract bool CanBeRemovedFromCollection(ConstraintCollection constraint, bool fThrowException); internal abstract void CheckConstraint(DataRow row, DataRowAction action); internal abstract void CheckState(); protected void CheckStateForProperty() { try { CheckState(); } catch (Exception e) { // if (!Common.ADP.IsCatchableExceptionType (e)) { throw; } throw ExceptionBuilder.BadObjectPropertyAccess(e.Message); } } ///Gets the collection of customized user information. ////// [CLSCompliant(false)] protected virtual DataSet _DataSet { get { return dataSet; } } ///Gets the ///to which this constraint belongs. /// protected internal void SetDataSet(DataSet dataSet) { this.dataSet = dataSet; } internal abstract bool IsConstraintViolated(); public override string ToString() { return ConstraintName; } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. //------------------------------------------------------------------------------ //Sets the constraint's ///. // Copyright (c) Microsoft Corporation. All rights reserved. // //[....] //[....] //[....] //----------------------------------------------------------------------------- namespace System.Data { using System; using System.ComponentModel; using System.Globalization; ////// [ DefaultProperty("ConstraintName"), TypeConverter(typeof(ConstraintConverter)) ] public abstract class Constraint { internal String name = ""; private String _schemaName = ""; private bool inCollection = false; private DataSet dataSet = null; internal PropertyCollection extendedProperties = null; ///Represents a constraint that can be enforced on one or /// more ///objects. /// [ DefaultValue(""), ResDescriptionAttribute(Res.ConstraintNameDescr), ResCategoryAttribute(Res.DataCategory_Data) ] public virtual string ConstraintName { get { return name; } set { if (value == null) value = ""; if (Common.ADP.IsEmpty(value) && (Table != null) && InCollection) throw ExceptionBuilder.NoConstraintName(); CultureInfo locale = (Table != null ? Table.Locale : CultureInfo.CurrentCulture); if (String.Compare(name, value, true, locale) != 0) { if ((Table != null) && InCollection) { Table.Constraints.RegisterName(value); if (name.Length != 0) Table.Constraints.UnregisterName(name); } name = value; } else if (String.Compare(name, value, false, locale) != 0) { name = value; } } } internal String SchemaName { get { if (Common.ADP.IsEmpty(_schemaName)) return ConstraintName; else return _schemaName; } set { if (!Common.ADP.IsEmpty(value)) _schemaName = value; } } internal virtual bool InCollection { get { // ACCESSOR: virtual was missing from this get return inCollection; } set { inCollection = value; if (value) dataSet = Table.DataSet; else dataSet = null; } } ///The name of this constraint within the ////// . /// [ResDescriptionAttribute(Res.ConstraintTableDescr)] public abstract DataTable Table { get; } ///Gets the ///to which the constraint applies. /// [ ResCategoryAttribute(Res.DataCategory_Data), Browsable(false), ResDescriptionAttribute(Res.ExtendedPropertiesDescr) ] public PropertyCollection ExtendedProperties { get { if (extendedProperties == null) { extendedProperties = new PropertyCollection(); } return extendedProperties; } } internal abstract bool ContainsColumn(DataColumn column); internal abstract bool CanEnableConstraint(); internal abstract Constraint Clone(DataSet destination); internal abstract Constraint Clone(DataSet destination, bool ignoreNSforTableLookup); internal void CheckConstraint() { if (!CanEnableConstraint()) { throw ExceptionBuilder.ConstraintViolation(ConstraintName); } } internal abstract void CheckCanAddToCollection(ConstraintCollection constraint); internal abstract bool CanBeRemovedFromCollection(ConstraintCollection constraint, bool fThrowException); internal abstract void CheckConstraint(DataRow row, DataRowAction action); internal abstract void CheckState(); protected void CheckStateForProperty() { try { CheckState(); } catch (Exception e) { // if (!Common.ADP.IsCatchableExceptionType (e)) { throw; } throw ExceptionBuilder.BadObjectPropertyAccess(e.Message); } } ///Gets the collection of customized user information. ////// [CLSCompliant(false)] protected virtual DataSet _DataSet { get { return dataSet; } } ///Gets the ///to which this constraint belongs. /// protected internal void SetDataSet(DataSet dataSet) { this.dataSet = dataSet; } internal abstract bool IsConstraintViolated(); public override string ToString() { return ConstraintName; } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007.Sets the constraint's ///.
Link Menu

This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- EnterpriseServicesHelper.cs
- TypeElementCollection.cs
- ConfigurationProperty.cs
- ListItemViewAttribute.cs
- CounterSetInstance.cs
- StrokeNode.cs
- PropertyAccessVisitor.cs
- BamlRecords.cs
- CodeFieldReferenceExpression.cs
- ResourcesBuildProvider.cs
- UInt32Converter.cs
- Base64Stream.cs
- filewebrequest.cs
- XPathScanner.cs
- Fault.cs
- EpmTargetTree.cs
- EventListener.cs
- CompilerScopeManager.cs
- HttpCapabilitiesEvaluator.cs
- ListenerElementsCollection.cs
- CharacterHit.cs
- EntityDataSourceReferenceGroup.cs
- DbParameterCollection.cs
- ToolTip.cs
- ResXBuildProvider.cs
- ContentTextAutomationPeer.cs
- ColumnWidthChangingEvent.cs
- DtrList.cs
- ToolStripContentPanelRenderEventArgs.cs
- Duration.cs
- TreeNodeStyleCollection.cs
- Regex.cs
- ListView.cs
- LayoutInformation.cs
- InternalRelationshipCollection.cs
- SmtpNtlmAuthenticationModule.cs
- AnimationException.cs
- EntityDesignerBuildProvider.cs
- HtmlDocument.cs
- TypeValidationEventArgs.cs
- StyleModeStack.cs
- HelpProvider.cs
- TypedTableBaseExtensions.cs
- CollectionDataContract.cs
- TabRenderer.cs
- FixedElement.cs
- Expander.cs
- DataSourceCacheDurationConverter.cs
- Rect.cs
- ResourcePropertyMemberCodeDomSerializer.cs
- HotSpotCollection.cs
- SkipStoryboardToFill.cs
- XsltInput.cs
- ConfigurationStrings.cs
- RC2CryptoServiceProvider.cs
- DTCTransactionManager.cs
- CloudCollection.cs
- RowsCopiedEventArgs.cs
- Size.cs
- CurrentChangedEventManager.cs
- UnsafeNativeMethods.cs
- IIS7WorkerRequest.cs
- UnmanagedMarshal.cs
- EmissiveMaterial.cs
- UIElement3D.cs
- RootAction.cs
- BamlBinaryReader.cs
- OrderingInfo.cs
- UnsafeNativeMethodsTablet.cs
- Item.cs
- MulticastIPAddressInformationCollection.cs
- RichTextBox.cs
- ConnectionDemuxer.cs
- TcpHostedTransportConfiguration.cs
- ImpersonationContext.cs
- XomlCompilerParameters.cs
- TableLayoutRowStyleCollection.cs
- Rotation3D.cs
- NamespaceExpr.cs
- ScrollBarAutomationPeer.cs
- Single.cs
- ControlIdConverter.cs
- SmiContextFactory.cs
- RawMouseInputReport.cs
- XmlLoader.cs
- TextBoxAutoCompleteSourceConverter.cs
- IndexerNameAttribute.cs
- HandlerBase.cs
- SiteMapPath.cs
- SamlConstants.cs
- COM2IDispatchConverter.cs
- Imaging.cs
- Int32.cs
- TableAdapterManagerMethodGenerator.cs
- TreeViewItemAutomationPeer.cs
- Property.cs
- RangeContentEnumerator.cs
- ActivationProxy.cs
- PropertyPathConverter.cs
- WebPartZone.cs