public virtual void AddFieldIndices(ObjectIdContextImpl context)
{
ITraverseAspectCommand command = new _MarshallingInfoTraverseAspectCommand_414(context
, EnsureFieldList(context));
TraverseAllAspects(context, command);
}
/// <exception cref="Db4objects.Db4o.Internal.FieldIndexException"></exception>
public virtual void AddFieldIndex(ObjectIdContextImpl context)
{
if (!HasIndex())
{
IncrementOffset(context, context);
return;
}
try
{
AddIndexEntry(context.Transaction(), context.ObjectId(), ReadIndexEntry(context));
}
catch (CorruptionException exc)
{
throw new FieldIndexException(exc, this);
}
}
/// <exception cref="Db4objects.Db4o.Internal.FieldIndexException"></exception>
public override void AddFieldIndex(ObjectIdContextImpl context)
{
LocalTransaction transaction = (LocalTransaction)context.Transaction();
LocalObjectContainer localContainer = (LocalObjectContainer)transaction.Container
();
Slot oldSlot = transaction.IdSystem().CommittedSlot(context.ObjectId());
int savedOffset = context.Offset();
int db4oDatabaseIdentityID = context.ReadInt();
long uuid = context.ReadLong();
context.Seek(savedOffset);
bool isnew = (oldSlot.IsNull());
if ((uuid == 0 || db4oDatabaseIdentityID == 0) && context.ObjectId() > 0 && !isnew)
{
UUIDFieldMetadata.DatabaseIdentityIDAndUUID identityAndUUID = ReadDatabaseIdentityIDAndUUID
(localContainer, context.ClassMetadata(), oldSlot, false);
db4oDatabaseIdentityID = identityAndUUID.databaseIdentityID;
uuid = identityAndUUID.uuid;
}
if (db4oDatabaseIdentityID == 0)
{
db4oDatabaseIdentityID = localContainer.Identity().GetID(transaction);
}
if (uuid == 0)
{
uuid = localContainer.GenerateTimeStampId();
}
StatefulBuffer writer = (StatefulBuffer)context.Buffer();
writer.WriteInt(db4oDatabaseIdentityID);
writer.WriteLong(uuid);
if (isnew)
{
AddIndexEntry(writer, uuid);
}
}
protected virtual void RebuildIndexForWriter(LocalObjectContainer container, StatefulBuffer
buffer, int objectId)
{
var objectHeader = new ObjectHeader(container, buffer);
var context = new ObjectIdContextImpl(container.SystemTransaction
(), buffer, objectHeader, objectId);
var classMetadata = context.ClassMetadata();
if (classMetadata.IsStruct())
{
// We don't keep version information for structs.
return;
}
if (classMetadata.SeekToField(container.SystemTransaction(), buffer, versionFieldMetadata
) != HandlerVersion.Invalid)
{
var version = ((long)versionFieldMetadata.Read(context));
if (version != 0)
{
var t = (LocalTransaction)container.SystemTransaction();
t.CommitTimestampSupport().Put(container.SystemTransaction(), objectId, version);
}
}
}
private object ReadIndexEntryForRebuild(StatefulBuffer writer, ObjectHeader oh)
{
ClassMetadata classMetadata = oh.ClassMetadata();
if (classMetadata == null)
{
return(DefaultValueForFieldType());
}
ObjectIdContextImpl context = new ObjectIdContextImpl(writer.Transaction(), writer
, oh, writer.GetID());
if (!classMetadata.SeekToField(context, this))
{
return(DefaultValueForFieldType());
}
try
{
return(ReadIndexEntry(context));
}
catch (CorruptionException exc)
{
throw new FieldIndexException(exc, this);
}
}
/// <exception cref="Db4objects.Db4o.Internal.FieldIndexException"></exception> public abstract override void AddFieldIndex(ObjectIdContextImpl context);
public _MarshallingInfoTraverseAspectCommand_414(ObjectIdContextImpl context, IMarshallingInfo
baseArg1) : base(baseArg1)
{
this.context = context;
}
public virtual void AddFieldIndices(ObjectIdContextImpl context)
{
}
/// <exception cref="Db4objects.Db4o.Internal.FieldIndexException"></exception>
public override void AddFieldIndex(ObjectIdContextImpl context)
{
}
/// <exception cref="Db4objects.Db4o.Internal.FieldIndexException"></exception>
public override void AddFieldIndex(ObjectIdContextImpl context)
{
StatefulBuffer buffer = (StatefulBuffer)context.Buffer();
buffer.WriteLong(context.Transaction().Container().GenerateTimeStampId());
}
