private static CompositionResult <IEnumerable <Export> > TryGetExports(ExportProvider provider,
ComposablePart part, ImportDefinition definition, AtomicComposition atomicComposition)
{
try
{
var exports = provider.GetExports(definition, atomicComposition).AsArray();
return(new CompositionResult <IEnumerable <Export> >(exports));
}
catch (ImportCardinalityMismatchException ex)
{
// Either not enough or too many exports that match the definition
CompositionException exception = new CompositionException(ErrorBuilder.CreateImportCardinalityMismatch(ex, definition));
return(new CompositionResult <IEnumerable <Export> >(
ErrorBuilder.CreatePartCannotSetImport(part, definition, exception)));
}
}
