/// <summary>This readIndexEntry method reads from the parent slot.</summary>
/// <remarks>This readIndexEntry method reads from the parent slot.</remarks>
/// <exception cref="Db4objects.Db4o.CorruptionException"></exception>
/// <exception cref="Db4objects.Db4o.Ext.Db4oIOException"></exception>
public virtual object ReadIndexEntryFromObjectSlot(MarshallerFamily mf, StatefulBuffer
buffer)
{
int payLoadOffSet = buffer.ReadInt();
int length = buffer.ReadInt();
if (payLoadOffSet == 0)
{
return(null);
}
return(buffer.ReadPayloadWriter(payLoadOffSet, length));
}
private MarshallerFamily ReadMarshallerFamily(IReadWriteBuffer reader, int classID
)
{
var marshallerAware = MarshallerAware(classID);
_handlerVersion = 0;
if (marshallerAware)
{
_handlerVersion = reader.ReadByte();
}
var marshallerFamily = MarshallerFamily.Version(_handlerVersion);
return(marshallerFamily);
}
private ObjectHeader(ObjectContainerBase container, ClassMetadata
classMetadata, IReadWriteBuffer reader)
{
var classID = reader.ReadInt();
_marshallerFamily = ReadMarshallerFamily(reader, classID);
classID = NormalizeID(classID);
_classMetadata = (classMetadata != null
? classMetadata
: container.ClassMetadataForID
(classID));
// This check has been added to cope with defragment in debug mode: SlotDefragment#setIdentity()
// will trigger calling this constructor with a source db class metadata and a target db stream,
// thus _classMetadata==null. There may be a better solution, since this call is just meant to
// skip the object header.
_headerAttributes = SlotFormat().ReadHeaderAttributes((ByteArrayBuffer) reader);
}
private ObjectHeader(ObjectContainerBase container, ClassMetadata
classMetadata, IReadWriteBuffer reader)
{
var classID = reader.ReadInt();
_marshallerFamily = ReadMarshallerFamily(reader, classID);
classID = NormalizeID(classID);
_classMetadata = (classMetadata != null
? classMetadata
: container.ClassMetadataForID
(classID));
// This check has been added to cope with defragment in debug mode: SlotDefragment#setIdentity()
// will trigger calling this constructor with a source db class metadata and a target db stream,
// thus _classMetadata==null. There may be a better solution, since this call is just meant to
// skip the object header.
_headerAttributes = SlotFormat().ReadHeaderAttributes((ByteArrayBuffer)reader);
}
/// <exception cref="Db4objects.Db4o.CorruptionException"></exception>
public override object Read(MarshallerFamily mf, StatefulBuffer writer, bool redirect
)
{
return(mf._primitive.ReadDate(writer));
}
/// <param name="mf"></param>
/// <param name="buffer"></param>
/// <param name="redirect"></param>
/// <exception cref="Db4objects.Db4o.CorruptionException"></exception>
public virtual object Read(MarshallerFamily mf, StatefulBuffer buffer, bool redirect
)
{
return(Read1(buffer));
}
protected virtual Db4objects.Db4o.Internal.Marshall.PrimitiveMarshaller PrimitiveMarshaller
()
{
return(MarshallerFamily.Current()._primitive);
}
/// <exception cref="Db4objects.Db4o.CorruptionException"></exception>
public object ReadIndexEntryFromObjectSlot(MarshallerFamily mf, StatefulBuffer statefulBuffer
)
{
return(Read(mf, statefulBuffer, true));
}
object IIndexableTypeHandler.ReadIndexEntryFromObjectSlot(MarshallerFamily mf, StatefulBuffer buffer)
{
return(ReadFrom(buffer));
}
/// <exception cref="Db4objects.Db4o.CorruptionException"></exception>
public object ReadIndexEntryFromObjectSlot(MarshallerFamily mf, StatefulBuffer statefulBuffer
)
{
return(ReadIndexEntry(statefulBuffer.Transaction().Context(), statefulBuffer));
}
/// <exception cref="Db4objects.Db4o.CorruptionException"></exception>
/// <exception cref="Db4objects.Db4o.Ext.Db4oIOException"></exception>
public override object ReadIndexEntryFromObjectSlot(MarshallerFamily mf, StatefulBuffer
buffer)
{
return(buffer.Container().ReadWriterByAddress(buffer.Transaction(), buffer.ReadInt
(), buffer.ReadInt()));
}
public object ReadIndexEntryFromObjectSlot(MarshallerFamily mf, StatefulBuffer statefulBuffer)
{
return(new IndexEntry(statefulBuffer.ReadInt(), statefulBuffer.ReadLong()));
}
/// <exception cref="System.Exception"></exception>
public void Run()
{
MarshallerFamily.Version(int.MaxValue);
}
public object ReadIndexEntryFromObjectSlot(MarshallerFamily mf, StatefulBuffer buffer)
{
return(ReadFrom(buffer));
}
protected virtual PrimitiveMarshaller PrimitiveMarshaller
()
{
return(MarshallerFamily.Current()._primitive);
}
