internal AssociationSetMetadata(IEnumerable <AssociationEndMember> requiredEnds)
{
if (requiredEnds.Any <AssociationEndMember>())
{
this.RequiredEnds = new Set <AssociationEndMember>(requiredEnds);
}
AssociationSetMetadata.FixSet(ref this.RequiredEnds);
AssociationSetMetadata.FixSet(ref this.OptionalEnds);
AssociationSetMetadata.FixSet(ref this.IncludedValueEnds);
}
internal AssociationSetMetadata(
Set <EntitySet> affectedTables,
AssociationSet associationSet,
MetadataWorkspace workspace)
{
bool flag = 1 < affectedTables.Count;
ReadOnlyMetadataCollection <AssociationSetEnd> associationSetEnds = associationSet.AssociationSetEnds;
foreach (EntitySet affectedTable in affectedTables)
{
foreach (EntitySet entitySet in MetadataHelper.GetInfluencingEntitySetsForTable(affectedTable, workspace))
{
foreach (AssociationSetEnd associationSetEnd in associationSetEnds)
{
if (associationSetEnd.EntitySet.EdmEquals((MetadataItem)entitySet))
{
if (flag)
{
AssociationSetMetadata.AddEnd(ref this.RequiredEnds, associationSetEnd.CorrespondingAssociationEndMember);
}
else if (this.RequiredEnds == null || !this.RequiredEnds.Contains(associationSetEnd.CorrespondingAssociationEndMember))
{
AssociationSetMetadata.AddEnd(ref this.OptionalEnds, associationSetEnd.CorrespondingAssociationEndMember);
}
}
}
}
}
AssociationSetMetadata.FixSet(ref this.RequiredEnds);
AssociationSetMetadata.FixSet(ref this.OptionalEnds);
foreach (ReferentialConstraint referentialConstraint in associationSet.ElementType.ReferentialConstraints)
{
AssociationEndMember fromRole = (AssociationEndMember)referentialConstraint.FromRole;
if (!this.RequiredEnds.Contains(fromRole) && !this.OptionalEnds.Contains(fromRole))
{
AssociationSetMetadata.AddEnd(ref this.IncludedValueEnds, fromRole);
}
}
AssociationSetMetadata.FixSet(ref this.IncludedValueEnds);
}