private PropagatorResult CreateSimpleResult(
IEntityStateEntry stateEntry,
IExtendedDataRecord record,
ExtractorMetadata.MemberInformation memberInformation,
int identifier,
bool isModified,
int recordOrdinal,
object value)
{
CurrentValueRecord record1 = record as CurrentValueRecord;
PropagatorFlags flags = memberInformation.Flags;
if (!isModified)
{
flags |= PropagatorFlags.Preserve;
}
if (-1 != identifier)
{
PropagatorResult owner = !memberInformation.IsServerGenerated && !memberInformation.IsForeignKeyMember || record1 == null?PropagatorResult.CreateKeyValue(flags, value, stateEntry, identifier) : PropagatorResult.CreateServerGenKeyValue(flags, value, stateEntry, identifier, recordOrdinal);
this.m_translator.KeyManager.RegisterIdentifierOwner(owner);
return(owner);
}
if ((memberInformation.IsServerGenerated || memberInformation.IsForeignKeyMember) && record1 != null)
{
return(PropagatorResult.CreateServerGenSimpleValue(flags, value, record1, recordOrdinal));
}
return(PropagatorResult.CreateSimpleValue(flags, value));
}
private PropagatorResult CreateEntityKeyResult(
IEntityStateEntry stateEntry,
EntityKey entityKey)
{
RowType keyRowType = entityKey.GetEntitySet(this.m_translator.MetadataWorkspace).ElementType.GetKeyRowType();
ExtractorMetadata extractorMetadata = this.m_translator.GetExtractorMetadata(stateEntry.EntitySet, (StructuralType)keyRowType);
PropagatorResult[] values = new PropagatorResult[keyRowType.Properties.Count];
for (int memberOffset = 0; memberOffset < keyRowType.Properties.Count; ++memberOffset)
{
EdmMember property = (EdmMember)keyRowType.Properties[memberOffset];
ExtractorMetadata.MemberInformation member = extractorMetadata.m_memberMap[memberOffset];
int identifierForMemberOffset = this.m_translator.KeyManager.GetKeyIdentifierForMemberOffset(entityKey, memberOffset, keyRowType.Properties.Count);
object obj = !entityKey.IsTemporary ? entityKey.FindValueByName(property.Name) : stateEntry.StateManager.GetEntityStateEntry(entityKey).CurrentValues[property.Name];
values[memberOffset] = PropagatorResult.CreateKeyValue(member.Flags, obj, stateEntry, identifierForMemberOffset);
}
return(PropagatorResult.CreateStructuralValue(values, extractorMetadata.m_type, false));
}
internal PropagatorResult RetrieveMember(
IEntityStateEntry stateEntry,
IExtendedDataRecord record,
bool useCurrentValues,
EntityKey key,
int ordinal,
ModifiedPropertiesBehavior modifiedPropertiesBehavior)
{
ExtractorMetadata.MemberInformation member = this.m_memberMap[ordinal];
int identifier;
if (member.IsKeyMember)
{
int memberOffset = member.EntityKeyOrdinal.Value;
identifier = this.m_translator.KeyManager.GetKeyIdentifierForMemberOffset(key, memberOffset, ((EntityTypeBase)this.m_type).KeyMembers.Count);
}
else
{
identifier = !member.IsForeignKeyMember ? -1 : this.m_translator.KeyManager.GetKeyIdentifierForMember(key, record.GetName(ordinal), useCurrentValues);
}
int num;
switch (modifiedPropertiesBehavior)
{
case ModifiedPropertiesBehavior.AllModified:
num = 1;
break;
case ModifiedPropertiesBehavior.SomeModified:
if (stateEntry.ModifiedProperties != null)
{
num = stateEntry.ModifiedProperties[member.Ordinal] ? 1 : 0;
break;
}
goto default;
default:
num = 0;
break;
}
bool isModified = num != 0;
if (member.CheckIsNotNull && record.IsDBNull(ordinal))
{
throw EntityUtil.Update(Strings.Update_NullValue((object)record.GetName(ordinal)), (Exception)null, stateEntry);
}
object obj = record.GetValue(ordinal);
EntityKey entityKey = obj as EntityKey;
if ((object)entityKey != null)
{
return(this.CreateEntityKeyResult(stateEntry, entityKey));
}
IExtendedDataRecord record1 = obj as IExtendedDataRecord;
if (record1 == null)
{
return(this.CreateSimpleResult(stateEntry, record, member, identifier, isModified, ordinal, obj));
}
ModifiedPropertiesBehavior modifiedPropertiesBehavior1 = isModified ? ModifiedPropertiesBehavior.AllModified : ModifiedPropertiesBehavior.NoneModified;
UpdateTranslator translator = this.m_translator;
return(ExtractorMetadata.ExtractResultFromRecord(stateEntry, isModified, record1, useCurrentValues, translator, modifiedPropertiesBehavior1));
}
