private void SetPrerequisiteImports()
{
IEnumerable <ImportDefinition> members = ImportDefinitions.Where(import => import.IsPrerequisite);
// NOTE: Dev10 484204 The validation is turned off for post imports because of it broke declarative composition
UseImportedValues(members, SetExportedValueForImport, false);
}
/// <summary>
/// If the part is rejected, find the most likely parts in the composition
/// that caused this rejection.
/// </summary>
/// <param name="maximumAnalysisDepth">The maximum depth of the composition
/// graph to be inspected.</param>
/// <returns></returns>
public IEnumerable <PartDefinitionInfo> FindPossibleRootCauses(int maximumAnalysisDepth)
{
return(ImportDefinitions
.Where(id => id.IsBroken)
.SelectMany(id => id
.UnsuitableExportDefinitions
.Where(ed => ed.PartDefinition.IsRejected && ed.PartDefinition != this)
.SelectMany(ed => ed.PartDefinition.FindPossibleRootCauses(--maximumAnalysisDepth))
.Take(maximumAnalysisDepth))
.Append(this)
.Where(pd => pd.IsPrimaryRejection)
.Distinct()
.ToArray());
}
// this is called under a lock
private void EnsureGettable()
{
// If we're already composed then we know that
// all pre-req imports have been satisfied
if (_initialCompositionComplete)
{
return;
}
// Make sure all pre-req imports have been set
foreach (ImportDefinition definition in ImportDefinitions.Where(definition => definition.IsPrerequisite))
{
if (!this._importValues.ContainsKey(definition))
{
throw new InvalidOperationException(String.Format(CultureInfo.CurrentCulture,
Strings.InvalidOperation_GetExportedValueBeforePrereqImportSet,
definition.ToElement().DisplayName));
}
}
}