Class DefaultDataExportService

A default data export service.

Inheritance
System.Object
DefaultDataExportService
Implements
Inherited Members
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.IO.Export
Assembly: Kephas.Data.IO.dll
Syntax
[OverridePriority(Priority.Low)]
public class DefaultDataExportService : IDataExportService

Constructors

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DefaultDataExportService(ICompositionContext, IDataStreamWriteService, IClientQueryExecutor)

Initializes a new instance of the DefaultDataExportService class.

Declaration
public DefaultDataExportService(ICompositionContext compositionContext, IDataStreamWriteService dataStreamWriteService, IClientQueryExecutor clientQueryExecutor)
Parameters
Type Name Description
ICompositionContext compositionContext

The composition context.
IDataStreamWriteService dataStreamWriteService

The data source write service.
IClientQueryExecutor clientQueryExecutor

The client query executor.

Methods

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ExportDataAsync(IDataExportContext, CancellationToken)

Exports data asynchronously.

Declaration
public Task<IOperationResult> ExportDataAsync(IDataExportContext context, CancellationToken cancellationToken = default(CancellationToken))
Parameters
Type Name Description
IDataExportContext context

The export context.
System.Threading.CancellationToken cancellationToken

The cancellation token (optional).
Returns
Type Description
System.Threading.Tasks.Task<IOperationResult>

A data export result.
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GetDataAsync(IDataExportContext, CancellationToken)

Gets the data to export asynchronously.

Declaration
protected virtual Task<IEnumerable<object>> GetDataAsync(IDataExportContext context, CancellationToken cancellationToken)
Parameters
Type Name Description
IDataExportContext context

The export context.
System.Threading.CancellationToken cancellationToken

The cancellation token (optional).
Returns
Type Description
System.Threading.Tasks.Task<System.Collections.Generic.IEnumerable<System.Object>>

An asynchronous result that yields the data.

Implements

Extension Methods