Class DefaultDataConversionService

A default data conversion service.

Inheritance

System.Object

Loggable

DefaultDataConversionService

Implements

ILoggable

IDataConversionService

Inherited Members

Loggable.Logger

Loggable.GetLogger()

System.Object.Equals(System.Object)

System.Object.Equals(System.Object, System.Object)

System.Object.GetHashCode()

System.Object.GetType()

System.Object.MemberwiseClone()

System.Object.ReferenceEquals(System.Object, System.Object)

System.Object.ToString()

Namespace: Kephas.Data.Conversion

Assembly: Kephas.Data.dll

Syntax

[OverridePriority(Priority.Low)]
public class DefaultDataConversionService : Loggable, ILoggable, IDataConversionService

Constructors

DefaultDataConversionService(ICompositionContext, ICollection<IExportFactory<IDataConverter, DataConverterMetadata>>, ICollection<IExportFactory<IDataConversionTargetResolver, DataConversionTargetResolverMetadata>>)

Initializes a new instance of the DefaultDataConversionService class.

Declaration

public DefaultDataConversionService(ICompositionContext compositionContext, ICollection<IExportFactory<IDataConverter, DataConverterMetadata>> converterExportFactories, ICollection<IExportFactory<IDataConversionTargetResolver, DataConversionTargetResolverMetadata>> targetResolverFactories)

Parameters

Type	Name	Description
ICompositionContext	compositionContext	The composition context.
System.Collections.Generic.ICollection<IExportFactory<IDataConverter, DataConverterMetadata>>	converterExportFactories	The converter export factories.
System.Collections.Generic.ICollection<IExportFactory<IDataConversionTargetResolver, DataConversionTargetResolverMetadata>>	targetResolverFactories	The target resolver factories.

Properties

CompositionContext

Gets a context for the dependency injection/composition.

Declaration

public ICompositionContext CompositionContext { get; }

Property Value

Type	Description
ICompositionContext	The composition context.

Methods

ConvertAsync<TSource, TTarget>(TSource, TTarget, IDataConversionContext, CancellationToken)

Converts the source object to the target object asynchronously.

Declaration

public Task<IDataConversionResult> ConvertAsync<TSource, TTarget>(TSource source, TTarget target, IDataConversionContext conversionContext, CancellationToken cancellationToken = default(CancellationToken))

Parameters

Type	Name	Description
TSource	source	The source object.
TTarget	target	The target object.
IDataConversionContext	conversionContext	The conversion context.
System.Threading.CancellationToken	cancellationToken	The cancellation token (optional).

Returns

Type	Description
System.Threading.Tasks.Task<IDataConversionResult>	A data conversion result.

Type Parameters

Name	Description
TSource	The type of the source object.
TTarget	The type of the target object.

ConvertCoreAsync(Object, TypeInfo, Object, TypeInfo, IDataConversionContext, CancellationToken)

Converts the source object to the target object asynchronously.

Declaration

protected virtual Task<IDataConversionResult> ConvertCoreAsync(object source, TypeInfo sourceType, object target, TypeInfo targetType, IDataConversionContext conversionContext, CancellationToken cancellationToken = default(CancellationToken))

Parameters

Type	Name	Description
System.Object	source	The source object.
System.Reflection.TypeInfo	sourceType	The type of the source object.
System.Object	target	The target object.
System.Reflection.TypeInfo	targetType	The type of the target object.
IDataConversionContext	conversionContext	The conversion context.
System.Threading.CancellationToken	cancellationToken	The cancellation token (optional).

Returns

Type	Description
System.Threading.Tasks.Task<IDataConversionResult>	A data conversion result.

CreateDataConversionResult()

Creates a data conversion result.

Declaration

protected virtual IDataConversionResult CreateDataConversionResult()

Returns

Type	Description
IDataConversionResult	The new data conversion result.

CreateTargetEntityAsync(IDataContext, TypeInfo, IDataConversionContext, CancellationToken)

Creates the target entity asynchronously.

Declaration

protected virtual Task<object> CreateTargetEntityAsync(IDataContext targetDataContext, TypeInfo targetType, IDataConversionContext conversionContext, CancellationToken cancellationToken)

Parameters

Type	Name	Description
IDataContext	targetDataContext	Context for the target data.
System.Reflection.TypeInfo	targetType	The type of the target object.
IDataConversionContext	conversionContext	The conversion context.
System.Threading.CancellationToken	cancellationToken	The cancellation token (optional).

Returns

Type	Description
System.Threading.Tasks.Task<System.Object>	A promise of the new target entity.

EnsureTargetEntity(Object, Object, TypeInfo, IDataConversionContext, CancellationToken)

Ensures that a target entity is retrieved or created.

Declaration

protected virtual Task<object> EnsureTargetEntity(object source, object target, TypeInfo targetType, IDataConversionContext conversionContext, CancellationToken cancellationToken)

Parameters

Type	Name	Description
System.Object	source	The source object.
System.Object	target	The target object.
System.Reflection.TypeInfo	targetType	The type of the target object.
IDataConversionContext	conversionContext	The conversion context.
System.Threading.CancellationToken	cancellationToken	The cancellation token (optional).

Returns

Type	Description
System.Threading.Tasks.Task<System.Object>	A promise of the target entity.

GetInstanceTypeInfo(Object, Type, Type, IDataConversionContext)

Gets the type information for the instance.

Declaration

protected virtual TypeInfo GetInstanceTypeInfo(object instance, Type declaredType, Type providedType, IDataConversionContext conversionContext)

Parameters

Type	Name	Description
System.Object	instance	The instance.
System.Type	declaredType	Type of the declared.
System.Type	providedType	Type of the provided.
IDataConversionContext	conversionContext	The conversion context.

Returns

Type	Description
System.Reflection.TypeInfo	The instance type information.

InvokeConvertersAsync(IEnumerable<IDataConverter>, Object, Object, IDataConversionContext, CancellationToken)

Invokes the converters asynchronously for the convert operation.

Declaration

protected virtual Task<IList<IDataConversionResult>> InvokeConvertersAsync(IEnumerable<IDataConverter> matchingConverters, object source, object target, IDataConversionContext conversionContext, CancellationToken cancellationToken)

Parameters

Type	Name	Description
System.Collections.Generic.IEnumerable<IDataConverter>	matchingConverters	The matching converters.
System.Object	source	The source object.
System.Object	target	The target object.
IDataConversionContext	conversionContext	The conversion context.
System.Threading.CancellationToken	cancellationToken	The cancellation token (optional).

Returns

Type	Description
System.Threading.Tasks.Task<System.Collections.Generic.IList<IDataConversionResult>>	The list of results from converters.

TryResolveTargetEntityAsync(IDataContext, TypeInfo, Object, IEntityEntry, CancellationToken)

Tries to resolve the target entity asynchronously.

Declaration

protected virtual Task<object> TryResolveTargetEntityAsync(IDataContext targetDataContext, TypeInfo targetType, object sourceEntity, IEntityEntry sourceEntityEntry, CancellationToken cancellationToken)

Parameters

Type	Name	Description
IDataContext	targetDataContext	Context for the target data.
System.Reflection.TypeInfo	targetType	The type of the target object.
System.Object	sourceEntity	The source entity.
IEntityEntry	sourceEntityEntry	The source entity entry.
System.Threading.CancellationToken	cancellationToken	The cancellation token (optional).

Returns

Type	Description
System.Threading.Tasks.Task<System.Object>	A promise of the target entity.

Implements

ILoggable

IDataConversionService

Extension Methods

DynamicObjectExtensions.SetPropertyValue(Object, String, Object)

DynamicObjectExtensions.TrySetPropertyValue(Object, String, Object)

DynamicObjectExtensions.GetPropertyValue(Object, String)

DynamicObjectExtensions.TryGetPropertyValue(Object, String, out Object)

DynamicObjectExtensions.GetRuntimeTypeInfo(Object)

DynamicObjectExtensions.ToDynamic(Object)

DynamicObjectExtensions.ToExpando(Object)

BehaviorValue.ToBehaviorValue<TValue>(TValue)

CollectionExtensions.AddRange<T, TItem>(T, IEnumerable<TItem>)

LoggingExtensions.GetLogger(Object, IContext)

TypeExtensions.GetAbstractType(Object)

TypeExtensions.GetAbstractTypeInfo(Object)

ReflectionHelper.GetTypeInfo(Object)

EntityEntryExtensions.TryGetAttachedEntityEntry(Object)