UpdateExpressionVisitor.cs source code in C# .NET

                        
Code:
                         / Dotnetfx_Vista_SP2 / Dotnetfx_Vista_SP2 / 8.0.50727.4016 / DEVDIV / depot / DevDiv / releases / Orcas / QFE / ndp / fx / src / DataEntity / System / Data / Map / Update / Internal / UpdateExpressionVisitor.cs / 2 / UpdateExpressionVisitor.cs
                        

                        
                            //---------------------------------------------------------------------- 
// 
//      Copyright (c) Microsoft Corporation.  All rights reserved.
// 
// 
// @owner [....]
// @backupOwner [....] 
//--------------------------------------------------------------------- 

using System.Data.Common.CommandTrees; 
namespace System.Data.Mapping.Update.Internal
{
    /// 

    /// Abstract implementation of node visitor that allows the specification of visit methods 
    /// for different node types (VisitPre virtual methods) and evaluation of nodes with respect
    /// to the typed (TReturn) return values of their children. 
    /// 
 
    /// 
    /// This is not a general purpose class. It is tailored to the needs of the update pipeline. 
    ///
    /// All virtual methods throw NotSupportedException (must be explicitly overridden by each visitor).
    /// 
    /// Return type for the visitor 
    internal abstract class UpdateExpressionVisitor : DbExpressionVisitor
    { 
        /// 
 
        /// Gets the name of this visitor for debugging and tracing purposes.
        /// 
 
        protected abstract string VisitorName
        {
            get;
        } 

        /// 
 
        /// Utility method to generate an exception when unsupported node types are encountered. 
        /// 
        /// Unsupported node 
        /// Not supported exception
        protected NotSupportedException ConstructNotSupportedException(DbExpression node)
        {
            string nodeKind = null == node ? null : 
                node.ExpressionKind.ToString();
 
            return EntityUtil.NotSupported( 
                System.Data.Entity.Strings.Update_UnsupportedExpressionKind(nodeKind, VisitorName));
        } 

        #region IExpressionVisitor Members
        public override TReturn Visit(DbExpression expression)
        { 
            if (null != expression)
            { 
                return expression.Accept(this); 
            }
            else 
            {
                throw ConstructNotSupportedException(expression);
            }
        } 

        public override TReturn Visit(DbAndExpression expression) 
        { 
            throw ConstructNotSupportedException(expression);
        } 

        public override TReturn Visit(DbApplyExpression expression)
        {
            throw ConstructNotSupportedException(expression); 
        }
 
        public override TReturn Visit(DbArithmeticExpression expression) 
        {
            throw ConstructNotSupportedException(expression); 
        }

        public override TReturn Visit(DbCaseExpression expression)
        { 
            throw ConstructNotSupportedException(expression);
        } 
 
        public override TReturn Visit(DbCastExpression expression)
        { 
            throw ConstructNotSupportedException(expression);
        }

        public override TReturn Visit(DbComparisonExpression expression) 
        {
            throw ConstructNotSupportedException(expression); 
        } 

        public override TReturn Visit(DbConstantExpression expression) 
        {
            throw ConstructNotSupportedException(expression);
        }
 
        public override TReturn Visit(DbCrossJoinExpression expression)
        { 
            throw ConstructNotSupportedException(expression); 
        }
 
        public override TReturn Visit(DbDerefExpression expression)
        {
            throw ConstructNotSupportedException(expression);
        } 

        public override TReturn Visit(DbDistinctExpression expression) 
        { 
            throw ConstructNotSupportedException(expression);
        } 

        public override TReturn Visit(DbElementExpression expression)
        {
            throw ConstructNotSupportedException(expression); 
        }
 
        public override TReturn Visit(DbExceptExpression expression) 
        {
            throw ConstructNotSupportedException(expression); 
        }

        public override TReturn Visit(DbFilterExpression expression)
        { 
            throw ConstructNotSupportedException(expression);
        } 
 
        public override TReturn Visit(DbFunctionExpression expression)
        { 
            throw ConstructNotSupportedException(expression);
        }

        public override TReturn Visit(DbEntityRefExpression expression) 
        {
            throw ConstructNotSupportedException(expression); 
        } 

        public override TReturn Visit(DbRefKeyExpression expression) 
        {
            throw ConstructNotSupportedException(expression);
        }
 
        public override TReturn Visit(DbGroupByExpression expression)
        { 
            throw ConstructNotSupportedException(expression); 
        }
 
        public override TReturn Visit(DbIntersectExpression expression)
        {
            throw ConstructNotSupportedException(expression);
        } 

        public override TReturn Visit(DbIsEmptyExpression expression) 
        { 
            throw ConstructNotSupportedException(expression);
        } 

        public override TReturn Visit(DbIsNullExpression expression)
        {
            throw ConstructNotSupportedException(expression); 
        }
 
        public override TReturn Visit(DbIsOfExpression expression) 
        {
            throw ConstructNotSupportedException(expression); 
        }

        public override TReturn Visit(DbJoinExpression expression)
        { 
            throw ConstructNotSupportedException(expression);
        } 
 
        public override TReturn Visit(DbLikeExpression expression)
        { 
            throw ConstructNotSupportedException(expression);
        }

        public override TReturn Visit(DbLimitExpression expression) 
        {
            throw ConstructNotSupportedException(expression); 
        } 

#if METHOD_EXPRESSION 
        public override TReturn Visit(MethodExpression expression)
        {
            throw ConstructNotSupportedException(expression);
        } 
#endif
 
        public override TReturn Visit(DbNewInstanceExpression expression) 
        {
            throw ConstructNotSupportedException(expression); 
        }

        public override TReturn Visit(DbNotExpression expression)
        { 
            throw ConstructNotSupportedException(expression);
        } 
 
        public override TReturn Visit(DbNullExpression expression)
        { 
            throw ConstructNotSupportedException(expression);
        }

        public override TReturn Visit(DbOfTypeExpression expression) 
        {
            throw ConstructNotSupportedException(expression); 
        } 

        public override TReturn Visit(DbOrExpression expression) 
        {
            throw ConstructNotSupportedException(expression);
        }
 
        public override TReturn Visit(DbParameterReferenceExpression expression)
        { 
            throw ConstructNotSupportedException(expression); 
        }
 
        public override TReturn Visit(DbProjectExpression expression)
        {
            throw ConstructNotSupportedException(expression);
        } 

        public override TReturn Visit(DbPropertyExpression expression) 
        { 
            throw ConstructNotSupportedException(expression);
        } 

        public override TReturn Visit(DbQuantifierExpression expression)
        {
            throw ConstructNotSupportedException(expression); 
        }
 
        public override TReturn Visit(DbRefExpression expression) 
        {
            throw ConstructNotSupportedException(expression); 
        }

        public override TReturn Visit(DbRelationshipNavigationExpression expression)
        { 
            throw ConstructNotSupportedException(expression);
        } 
 
        public override TReturn Visit(DbSkipExpression expression)
        { 
            throw ConstructNotSupportedException(expression);
        }

        public override TReturn Visit(DbSortExpression expression) 
        {
            throw ConstructNotSupportedException(expression); 
        } 

        public override TReturn Visit(DbTreatExpression expression) 
        {
            throw ConstructNotSupportedException(expression);
        }
 
        public override TReturn Visit(DbUnionAllExpression expression)
        { 
            throw ConstructNotSupportedException(expression); 
        }
 
        public override TReturn Visit(DbVariableReferenceExpression expression)
        {
            throw ConstructNotSupportedException(expression);
        } 

        public override TReturn Visit(DbScanExpression expression) 
        { 
            throw ConstructNotSupportedException(expression);
        } 
        #endregion
    }
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
//---------------------------------------------------------------------- 
// 
//      Copyright (c) Microsoft Corporation.  All rights reserved.
// 
// 
// @owner [....]
// @backupOwner [....] 
//--------------------------------------------------------------------- 

using System.Data.Common.CommandTrees; 
namespace System.Data.Mapping.Update.Internal
{
    /// 

    /// Abstract implementation of node visitor that allows the specification of visit methods 
    /// for different node types (VisitPre virtual methods) and evaluation of nodes with respect
    /// to the typed (TReturn) return values of their children. 
    /// 
 
    /// 
    /// This is not a general purpose class. It is tailored to the needs of the update pipeline. 
    ///
    /// All virtual methods throw NotSupportedException (must be explicitly overridden by each visitor).
    /// 
    /// Return type for the visitor 
    internal abstract class UpdateExpressionVisitor : DbExpressionVisitor
    { 
        /// 
 
        /// Gets the name of this visitor for debugging and tracing purposes.
        /// 
 
        protected abstract string VisitorName
        {
            get;
        } 

        /// 
 
        /// Utility method to generate an exception when unsupported node types are encountered. 
        /// 
        /// Unsupported node 
        /// Not supported exception
        protected NotSupportedException ConstructNotSupportedException(DbExpression node)
        {
            string nodeKind = null == node ? null : 
                node.ExpressionKind.ToString();
 
            return EntityUtil.NotSupported( 
                System.Data.Entity.Strings.Update_UnsupportedExpressionKind(nodeKind, VisitorName));
        } 

        #region IExpressionVisitor Members
        public override TReturn Visit(DbExpression expression)
        { 
            if (null != expression)
            { 
                return expression.Accept(this); 
            }
            else 
            {
                throw ConstructNotSupportedException(expression);
            }
        } 

        public override TReturn Visit(DbAndExpression expression) 
        { 
            throw ConstructNotSupportedException(expression);
        } 

        public override TReturn Visit(DbApplyExpression expression)
        {
            throw ConstructNotSupportedException(expression); 
        }
 
        public override TReturn Visit(DbArithmeticExpression expression) 
        {
            throw ConstructNotSupportedException(expression); 
        }

        public override TReturn Visit(DbCaseExpression expression)
        { 
            throw ConstructNotSupportedException(expression);
        } 
 
        public override TReturn Visit(DbCastExpression expression)
        { 
            throw ConstructNotSupportedException(expression);
        }

        public override TReturn Visit(DbComparisonExpression expression) 
        {
            throw ConstructNotSupportedException(expression); 
        } 

        public override TReturn Visit(DbConstantExpression expression) 
        {
            throw ConstructNotSupportedException(expression);
        }
 
        public override TReturn Visit(DbCrossJoinExpression expression)
        { 
            throw ConstructNotSupportedException(expression); 
        }
 
        public override TReturn Visit(DbDerefExpression expression)
        {
            throw ConstructNotSupportedException(expression);
        } 

        public override TReturn Visit(DbDistinctExpression expression) 
        { 
            throw ConstructNotSupportedException(expression);
        } 

        public override TReturn Visit(DbElementExpression expression)
        {
            throw ConstructNotSupportedException(expression); 
        }
 
        public override TReturn Visit(DbExceptExpression expression) 
        {
            throw ConstructNotSupportedException(expression); 
        }

        public override TReturn Visit(DbFilterExpression expression)
        { 
            throw ConstructNotSupportedException(expression);
        } 
 
        public override TReturn Visit(DbFunctionExpression expression)
        { 
            throw ConstructNotSupportedException(expression);
        }

        public override TReturn Visit(DbEntityRefExpression expression) 
        {
            throw ConstructNotSupportedException(expression); 
        } 

        public override TReturn Visit(DbRefKeyExpression expression) 
        {
            throw ConstructNotSupportedException(expression);
        }
 
        public override TReturn Visit(DbGroupByExpression expression)
        { 
            throw ConstructNotSupportedException(expression); 
        }
 
        public override TReturn Visit(DbIntersectExpression expression)
        {
            throw ConstructNotSupportedException(expression);
        } 

        public override TReturn Visit(DbIsEmptyExpression expression) 
        { 
            throw ConstructNotSupportedException(expression);
        } 

        public override TReturn Visit(DbIsNullExpression expression)
        {
            throw ConstructNotSupportedException(expression); 
        }
 
        public override TReturn Visit(DbIsOfExpression expression) 
        {
            throw ConstructNotSupportedException(expression); 
        }

        public override TReturn Visit(DbJoinExpression expression)
        { 
            throw ConstructNotSupportedException(expression);
        } 
 
        public override TReturn Visit(DbLikeExpression expression)
        { 
            throw ConstructNotSupportedException(expression);
        }

        public override TReturn Visit(DbLimitExpression expression) 
        {
            throw ConstructNotSupportedException(expression); 
        } 

#if METHOD_EXPRESSION 
        public override TReturn Visit(MethodExpression expression)
        {
            throw ConstructNotSupportedException(expression);
        } 
#endif
 
        public override TReturn Visit(DbNewInstanceExpression expression) 
        {
            throw ConstructNotSupportedException(expression); 
        }

        public override TReturn Visit(DbNotExpression expression)
        { 
            throw ConstructNotSupportedException(expression);
        } 
 
        public override TReturn Visit(DbNullExpression expression)
        { 
            throw ConstructNotSupportedException(expression);
        }

        public override TReturn Visit(DbOfTypeExpression expression) 
        {
            throw ConstructNotSupportedException(expression); 
        } 

        public override TReturn Visit(DbOrExpression expression) 
        {
            throw ConstructNotSupportedException(expression);
        }
 
        public override TReturn Visit(DbParameterReferenceExpression expression)
        { 
            throw ConstructNotSupportedException(expression); 
        }
 
        public override TReturn Visit(DbProjectExpression expression)
        {
            throw ConstructNotSupportedException(expression);
        } 

        public override TReturn Visit(DbPropertyExpression expression) 
        { 
            throw ConstructNotSupportedException(expression);
        } 

        public override TReturn Visit(DbQuantifierExpression expression)
        {
            throw ConstructNotSupportedException(expression); 
        }
 
        public override TReturn Visit(DbRefExpression expression) 
        {
            throw ConstructNotSupportedException(expression); 
        }

        public override TReturn Visit(DbRelationshipNavigationExpression expression)
        { 
            throw ConstructNotSupportedException(expression);
        } 
 
        public override TReturn Visit(DbSkipExpression expression)
        { 
            throw ConstructNotSupportedException(expression);
        }

        public override TReturn Visit(DbSortExpression expression) 
        {
            throw ConstructNotSupportedException(expression); 
        } 

        public override TReturn Visit(DbTreatExpression expression) 
        {
            throw ConstructNotSupportedException(expression);
        }
 
        public override TReturn Visit(DbUnionAllExpression expression)
        { 
            throw ConstructNotSupportedException(expression); 
        }
 
        public override TReturn Visit(DbVariableReferenceExpression expression)
        {
            throw ConstructNotSupportedException(expression);
        } 

        public override TReturn Visit(DbScanExpression expression) 
        { 
            throw ConstructNotSupportedException(expression);
        } 
        #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

• ResourceType.cs
• ImageClickEventArgs.cs
• PTConverter.cs
• DescendantQuery.cs
• HorizontalAlignConverter.cs
• FontUnitConverter.cs
• WindowsGraphics2.cs
• StatusCommandUI.cs
• PersistenceTypeAttribute.cs
• ConnectionStringsSection.cs
• ServerValidateEventArgs.cs
• DataGridViewCellStyleChangedEventArgs.cs
• StructuredProperty.cs
• NotFiniteNumberException.cs
• XmlElementList.cs
• ConfigDefinitionUpdates.cs
• UIntPtr.cs
• Int32KeyFrameCollection.cs
• FormatException.cs
• DataSysAttribute.cs
• TextSegment.cs
• OrderedDictionary.cs
• ExpressionPrefixAttribute.cs
• FirewallWrapper.cs
• WindowsScroll.cs
• BooleanConverter.cs
• XamlStream.cs
• ValidationEventArgs.cs
• DesignerAttribute.cs
• LazyTextWriterCreator.cs
• WebPartChrome.cs
• MultiByteCodec.cs
• XamlReaderConstants.cs
• ConfigurationStrings.cs
• SQLMoney.cs
• precedingsibling.cs
• TextParagraphProperties.cs
• AlphaSortedEnumConverter.cs
• UnhandledExceptionEventArgs.cs
• VisualBrush.cs
• SatelliteContractVersionAttribute.cs
• XLinq.cs
• Duration.cs
• RemoteWebConfigurationHostServer.cs
• HttpRuntime.cs
• PropertyInfoSet.cs
• PropertyCollection.cs
• SafeProcessHandle.cs
• MessageBuffer.cs
• LogAppendAsyncResult.cs
• ImageList.cs
• EdmPropertyAttribute.cs
• SetIterators.cs
• X500Name.cs
• CustomSignedXml.cs
• DirtyTextRange.cs
• RectValueSerializer.cs
• DataControlCommands.cs
• DefaultEventAttribute.cs
• XamlBuildTaskServices.cs
• AllMembershipCondition.cs
• InkCanvasFeedbackAdorner.cs
• ListView.cs
• ImageCreator.cs
• SqlDataSourceWizardForm.cs
• TypeReference.cs
• SessionEndingCancelEventArgs.cs
• AnnotationService.cs
• ZipIOLocalFileHeader.cs
• ConvertEvent.cs
• InfoCardSymmetricAlgorithm.cs
• DbMetaDataColumnNames.cs
• DesignerHierarchicalDataSourceView.cs
• Misc.cs
• TextPenaltyModule.cs
• WinEventHandler.cs
• StateMachineHelpers.cs
• Line.cs
• MenuItem.cs
• Triangle.cs
• XmlRootAttribute.cs
• PersonalizationDictionary.cs
• _PooledStream.cs
• SHA512.cs
• EmptyCollection.cs
• HTMLTagNameToTypeMapper.cs
• ApplicationInfo.cs
• NameObjectCollectionBase.cs
• EncoderReplacementFallback.cs
• ApplyHostConfigurationBehavior.cs
• TimeSpanStorage.cs
• OdbcParameter.cs
• TableLayoutRowStyleCollection.cs
• TextCompositionManager.cs
• OptimalBreakSession.cs
• PrintEvent.cs
• TraceSwitch.cs
• LocatorPart.cs
• SspiNegotiationTokenAuthenticatorState.cs
• DispatcherSynchronizationContext.cs