public static Db4objects.Db4o.Internal.Marshall.ObjectHeader Defrag(DefragmentContextImpl
context)
{
ByteArrayBuffer source = context.SourceBuffer();
ByteArrayBuffer target = context.TargetBuffer();
Db4objects.Db4o.Internal.Marshall.ObjectHeader header = new Db4objects.Db4o.Internal.Marshall.ObjectHeader
(context.Services().SystemTrans().Container(), null, source);
int newID = context.Mapping().StrictMappedID(header.ClassMetadata().GetID());
Db4objects.Db4o.Internal.Marshall.SlotFormat slotFormat = header.SlotFormat();
slotFormat.WriteObjectClassID(target, newID);
slotFormat.SkipMarshallerInfo(target);
slotFormat.ReadHeaderAttributes(target);
return header;
}
public virtual void Defrag(ClassMetadata classMetadata, LatinStringIO sio, DefragmentContextImpl
context, int classIndexID)
{
ReadName(sio, context.SourceBuffer());
ReadName(sio, context.TargetBuffer());
int metaClassID = 0;
context.WriteInt(metaClassID);
// ancestor ID
context.CopyID();
context.WriteInt((classMetadata.HasClassIndex() ? IndexIDForWriting(classIndexID)
: 0));
int aspectCount = context.ReadInt();
if (aspectCount > classMetadata.DeclaredAspectCount())
{
throw new InvalidOperationException();
}
IntByRef processedAspectCount = new IntByRef(0);
classMetadata.TraverseDeclaredAspects(new _IProcedure4_136(this, processedAspectCount
, aspectCount, classMetadata, sio, context));
}
private int CopyAcceptedClasses(DefragmentContextImpl context, int acceptedClasses
)
{
int numClasses = context.ReadInt();
for (int classIdx = 0; classIdx < numClasses; classIdx++)
{
int classId = context.SourceBuffer().ReadInt();
if (!this.Accept(classId))
{
continue;
}
++acceptedClasses;
context.WriteMappedID(classId);
}
return acceptedClasses;
}
public virtual void DefragIndexEntry(DefragmentContextImpl context)
{
try
{
Read1(context.SourceBuffer());
Read1(context.TargetBuffer());
}
catch (CorruptionException)
{
Exceptions4.VirtualException();
}
}
