internal static HashAlgorithm CreateMetadataHashAlgorithm(double schemaVersion)
{
return(schemaVersion >= 2.0 ? (HashAlgorithm)MetadataHelper.CreateSHA256HashAlgorithm() : (HashAlgorithm) new MD5CryptoServiceProvider());
}
internal static List <AssociationSet> GetAssociationsForEntitySets(
EntitySet entitySet1,
EntitySet entitySet2)
{
List <AssociationSet> associationSetList = new List <AssociationSet>();
foreach (EntitySetBase baseEntitySet in entitySet1.EntityContainer.BaseEntitySets)
{
if (Helper.IsRelationshipSet(baseEntitySet))
{
AssociationSet relationshipSet = (AssociationSet)baseEntitySet;
if (MetadataHelper.IsExtentAtSomeRelationshipEnd(relationshipSet, (EntitySetBase)entitySet1) && MetadataHelper.IsExtentAtSomeRelationshipEnd(relationshipSet, (EntitySetBase)entitySet2))
{
associationSetList.Add(relationshipSet);
}
}
}
return(associationSetList);
}
internal static ConcurrencyMode GetConcurrencyMode(EdmMember member)
{
return(MetadataHelper.GetConcurrencyMode(member.TypeUsage));
}
internal static bool IsAssociationValidForEntityType(AssociationSetEnd toEnd, EntityType type)
{
return(MetadataHelper.GetEntityTypeForEnd(MetadataHelper.GetOppositeEnd(toEnd).CorrespondingAssociationEndMember).IsAssignableFrom((EdmType)type));
}