protected override void Process(FieldMetadata field)
{
if (!field.IsVirtual() && field.HasIndex())
{
this._enclosing.ProcessBTree(context, field.GetIndex(context.SystemTrans()));
}
}
public override void Write(Transaction trans, ClassMetadata clazz, ClassAspect aspect
, ByteArrayBuffer writer)
{
writer.WriteShortString(trans, aspect.GetName());
if (!(aspect is FieldMetadata))
{
return;
}
FieldMetadata field = (FieldMetadata)aspect;
field.Alive();
if (field.IsVirtual())
{
return;
}
ITypeHandler4 handler = field.GetHandler();
if (handler is StandardReferenceTypeHandler)
{
// TODO: ensure there is a test case, to make this happen
if (((StandardReferenceTypeHandler)handler).ClassMetadata().GetID() == 0)
{
trans.Container().NeedsUpdate(clazz);
}
}
writer.WriteInt(field.FieldTypeID());
BitMap4 bitmap = new BitMap4(3);
bitmap.Set(0, field.IsPrimitive());
bitmap.Set(1, Handlers4.HandlesArray(handler));
bitmap.Set(2, Handlers4.HandlesMultidimensionalArray(handler));
// keep the order
writer.WriteByte(bitmap.GetByte(0));
}
public override void Defrag(ClassMetadata classMetadata, ClassAspect aspect, LatinStringIO
sio, DefragmentContextImpl context)
{
base.Defrag(classMetadata, aspect, sio, context);
if (!(aspect is FieldMetadata))
{
return;
}
FieldMetadata field = (FieldMetadata)aspect;
if (field.IsVirtual())
{
return;
}
if (field.HasIndex())
{
BTree index = field.GetIndex(context.SystemTrans());
int targetIndexID = context.CopyID();
if (targetIndexID != 0)
{
index.DefragBTree(context.Services());
}
}
else
{
context.WriteInt(0);
}
}
protected override void InternalSetProcessedByIndex(QCandidates candidates)
{
base.InternalSetProcessedByIndex(candidates);
if (i_field == null)
{
return;
}
FieldMetadata fieldMetadata = i_field.GetFieldMetadata();
if (!fieldMetadata.IsVirtual())
{
candidates.WasLoadedFromClassFieldIndex(true);
}
}
private bool HasBTreeIndex(FieldMetadata field)
{
return(!field.IsVirtual());
}
private bool HasBTreeIndex(FieldMetadata field)
{
return !field.IsVirtual();
}