/// <summary>
/// Wraps <see cref="RecordSetReader"/> by adding <see cref="Tuple"/> to <typeparamref name="TResult"/>
/// conversion for individual records.
/// </summary>
/// <typeparam name="TResult">The type of the result.</typeparam>
/// <param name="recordSetReader">The reader over raw data source.</param>
/// <param name="context">The context.</param>
/// <param name="parameterContext">The parameter context.</param>
/// <param name="itemMaterializer">The materialization delegate performing
/// <see cref="Tuple"/> instance to instance of <typeparamref name="TResult"/> type conversion.</param>
public static object Materialize <TResult>(
RecordSetReader recordSetReader,
MaterializationContext context,
ParameterContext parameterContext,
IItemMaterializer <TResult> itemMaterializer)
{
var enumerationContext = (EnumerationContext)recordSetReader.Context;
if (enumerationContext != null)
{
enumerationContext.MaterializationContext = context;
}
return(new MaterializingReader <TResult>(recordSetReader, context, parameterContext, itemMaterializer));
}
internal MaterializingReader(RecordSetReader recordSetReader, MaterializationContext context,
ParameterContext parameterContext, IItemMaterializer <TItem> itemMaterializer)
{
this.recordSetReader = recordSetReader;
this.context = context;
this.parameterContext = parameterContext;
this.itemMaterializer = itemMaterializer;
if (context.MaterializationQueue == null)
{
context.MaterializationQueue = materializationQueue = new Queue <Action>();
}
else
{
materializationQueue = null;
}
}
