/// <summary>
/// Converts the inner expression.
/// </summary>
/// <param name="expression">The expression.</param>
/// <param name="annotations">The annotations.</param>
/// <param name="contextMapping">The context mapping.</param>
/// <returns></returns>
private static ExpressionConversionResult ConvertInnerExpression(
Expression expression,
ExpressionResourceAnnotations annotations,
DSPMetadata contextMapping)
{
Debug.Assert(expression != null, "expression != null");
Debug.Assert(annotations != null, "annotations != null");
Debug.Assert(contextMapping != null, "contextMapping != null");
ExpressionConversionResult result = new ExpressionConversionResult(expression);
FilterConverter filterConverter = new FilterConverter(annotations, contextMapping);
result = filterConverter.Convert(result);
return(result);
}
/// <summary>
/// Initializes a new instance of the <see cref="DSPIQUpdateProvider"/> class.
/// </summary>
/// <param name="provider">The provider.</param>
/// <param name="metadata">The metadata.</param>
/// <param name="session">The session.</param>
public DSPIQUpdateProvider(DbEntityProvider provider, DSPMetadata metadata, IEntitySession session)
{
if (provider == null)
{
throw new ArgumentException("The specified provider is null.");
}
if (metadata == null)
{
throw new ArgumentException("The specified metadata is null.");
}
if (session == null)
{
throw new ArgumentException("The specified session is null.");
}
this.metadata = metadata;
this.provider = provider;
this.session = session;
this.pendingChanges = new List <Action>();
}
/// <summary>
/// Converts the specified expression.
/// </summary>
/// <param name="expression">The expression.</param>
/// <param name="annotations">The annotations.</param>
/// <param name="metadataMapping">The metadata mapping.</param>
/// <returns></returns>
public static ExpressionConversionResult Convert(Expression expression, ExpressionResourceAnnotations annotations, DSPMetadata metadataMapping)
{
Debug.Assert(annotations != null, "annotations != null");
Debug.Assert(metadataMapping != null, "metadataMapping != null");
expression = ResourceAnnotationVisitor.Convert(expression, annotations);
ExpressionConversionResult result = ConvertInnerExpression(expression, annotations, metadataMapping);
expression = ExpressionSimplifier.Simplify(result.Expression);
result.SetResultExpression(expression);
return(result);
}
/// <summary>
/// Initializes a new instance of the <see cref="ExpressionConverter"/> class.
/// </summary>
/// <param name="annotations">The annotations.</param>
/// <param name="metadataMapping">The metadata mapping.</param>
public ExpressionConverter(ExpressionResourceAnnotations annotations, DSPMetadata metadataMapping)
: base(annotations)
{
Debug.Assert(metadataMapping != null, "metadataMapping != null");
this.metadataMapping = metadataMapping;
}
/// <summary>
/// Initializes a new instance of the <see cref="DSPResourceQueryProvider"/> class.
/// </summary>
/// <param name="metadata">The metadata.</param>
public DSPResourceQueryProvider(DSPMetadata metadata)
{
this.metadata = metadata;
}
/// <summary>
/// Initializes a new instance of the <see cref="FilterConverter"/> class.
/// </summary>
/// <param name="annotations">The annotations.</param>
/// <param name="contextMapping">The context mapping.</param>
public FilterConverter(ExpressionResourceAnnotations annotations, DSPMetadata contextMapping)
: base(annotations, contextMapping)
{
}
/// <summary>
/// Initializes a new instance of the <see cref="DSPIQUpdateProvider"/> class.
/// </summary>
/// <param name="provider">The provider.</param>
/// <param name="metadata">The metadata.</param>
public DSPIQUpdateProvider(DbEntityProvider provider, DSPMetadata metadata) :
this(provider, metadata, new EntitySession(provider))
{
}
