public FrozenObjectInfo(Transaction trans, ObjectReference @ref, bool committed) :
this(@ref, IsInstantiatedReference(@ref)
? @ref.VirtualAttributes(trans, committed
)
: null)
{
}
private void Hc_init()
{
_hcPreceding = null;
_hcSubsequent = null;
_hcSize = 1;
_hcHashcode = Hc_getCode(GetObject());
}
public virtual Db4objects.Db4o.Internal.ObjectReference Hc_remove(Db4objects.Db4o.Internal.ObjectReference
findRef)
{
if (this == findRef)
{
return(Hc_remove());
}
int cmp = Hc_compare(findRef);
if (cmp <= 0)
{
if (_hcPreceding != null)
{
_hcPreceding = _hcPreceding.Hc_remove(findRef);
}
}
if (cmp >= 0)
{
if (_hcSubsequent != null)
{
_hcSubsequent = _hcSubsequent.Hc_remove(findRef);
}
}
Hc_calculateSize();
return(this);
}
internal virtual void Analyze(Transaction trans)
{
_ref = trans.ReferenceForObject(_obj);
if (_ref != null)
{
_classMetadata = _ref.ClassMetadata();
return;
}
IReflectClass claxx = _container.Reflector().ForObject(_obj);
if (claxx == null)
{
NotStorable(_obj, claxx);
return;
}
if (!DetectClassMetadata(trans, claxx))
{
return;
}
if (IsValueType(_classMetadata))
{
NotStorable(_obj, _classMetadata.ClassReflector(), " Value types can only be stored embedded in parent objects."
);
}
}
public virtual Db4objects.Db4o.Internal.ObjectReference Id_remove(Db4objects.Db4o.Internal.ObjectReference
@ref)
{
int cmp = @ref._id - _id;
if (cmp < 0)
{
if (_idPreceding != null)
{
_idPreceding = _idPreceding.Id_remove(@ref);
}
}
else
{
if (cmp > 0)
{
if (_idSubsequent != null)
{
_idSubsequent = _idSubsequent.Id_remove(@ref);
}
}
else
{
if (this == @ref)
{
return(Id_remove());
}
return(this);
}
}
Id_calculateSize();
return(this);
}
private FrozenObjectInfo(ObjectReference @ref, VirtualAttributes virtualAttributes
) : this(@ref == null ? null : @ref.GetObject(), @ref == null ? -1 : @ref.GetID(
), virtualAttributes == null ? null : virtualAttributes.i_database, virtualAttributes
== null ? -1 : virtualAttributes.i_uuid, virtualAttributes == null ? 0 : virtualAttributes
.i_version)
{
}
public UnmarshallingContext(Transaction transaction, ByteArrayBuffer buffer, ObjectReference
@ref, int addToIDTree, bool checkIDTree) : base(transaction, buffer, null, @ref
)
{
_addToIDTree = addToIDTree;
_checkIDTree = checkIDTree;
}
// do nothing
private void HashCodeAdd(ObjectReference @ref)
{
if (_hashCodeTree == null)
{
_hashCodeTree = @ref;
return;
}
_hashCodeTree = _hashCodeTree.Hc_add(@ref);
}
private Db4objects.Db4o.Internal.ObjectReference Hc_rotateSmallestUp()
{
if (_hcPreceding != null)
{
_hcPreceding = _hcPreceding.Hc_rotateSmallestUp();
return(Hc_rotateRight());
}
return(this);
}
private Db4objects.Db4o.Internal.ObjectReference Id_rotateSmallestUp()
{
if (_idPreceding != null)
{
_idPreceding = _idPreceding.Id_rotateSmallestUp();
return(Id_rotateRight());
}
return(this);
}
/// <summary>HCTREE</summary>
public virtual Db4objects.Db4o.Internal.ObjectReference Hc_add(Db4objects.Db4o.Internal.ObjectReference
newRef)
{
if (newRef.GetObject() == null)
{
return(this);
}
newRef.Hc_init();
return(Hc_add1(newRef));
}
public override bool Delete(ObjectReference @ref, int id, int cascade)
{
if (!base.Delete(@ref, id, cascade))
{
return false;
}
MsgD msg = Msg.TaDelete.GetWriterForInts(this, new int[] { id, cascade });
_client.WriteBatchedMessage(msg);
return true;
}
private int Hc_compare(Db4objects.Db4o.Internal.ObjectReference toRef)
{
int cmp = toRef._hcHashcode - _hcHashcode;
if (cmp == 0)
{
cmp = toRef._id - _id;
}
return(cmp);
}
private static object[] CreateReferences()
{
object[] references = new object[Ids.Length];
for (int i = 0; i < Ids.Length; i++)
{
ObjectReference @ref = new ObjectReference(Ids[i]);
@ref.SetObject(Ids[i].ToString());
references[i] = @ref;
}
return references;
}
public override void RemoveReference(ObjectReference @ref)
{
if (_newReferences.ReferenceForId(@ref.GetID()) != null)
{
_newReferences.RemoveReference(@ref);
ReferenceCountChanged(-1);
}
if (_committedReferences.ReferenceForId(@ref.GetID()) != null)
{
_committedReferences.RemoveReference(@ref);
ReferenceCountChanged(-1);
}
}
private void IdAdd(ObjectReference @ref)
{
if (DTrace.enabled)
{
DTrace.IdTreeAdd.Log(@ref.GetID());
}
if (_idTree == null)
{
_idTree = @ref;
return;
}
_idTree = _idTree.Id_add(@ref);
}
public MarshallingContext(Db4objects.Db4o.Internal.Transaction trans, ObjectReference
@ref, IUpdateDepth updateDepth, bool isNew)
{
// YapClass ID
// Marshaller Version
// number of fields
_transaction = trans;
_reference = @ref;
_nullBitMap = new BitMap4(AspectCount());
_updateDepth = ClassMetadata().AdjustUpdateDepth(trans, updateDepth);
_isNew = isNew;
_writeBuffer = new MarshallingBuffer();
_currentBuffer = _writeBuffer;
}
public virtual int PrefetchObjects(ClientObjectContainer container, Transaction trans
, IIntIterator4 ids, object[] prefetched, int prefetchCount)
{
int count = 0;
IList idsToGet = new ArrayList();
while (count < prefetchCount)
{
if (!ids.MoveNext())
{
break;
}
int id = ids.CurrentInt();
if (id > 0)
{
object obj = trans.ObjectForIdFromCache(id);
if (obj != null)
{
prefetched[count] = obj;
}
else
{
idsToGet.Add(Pair.Of(id, count));
}
count++;
}
}
if (idsToGet.Count > 0)
{
ByteArrayBuffer[] buffers = container.ReadObjectSlots(trans, IdArrayFor(idsToGet)
);
for (int i = 0; i < buffers.Length; i++)
{
Pair pair = ((Pair)idsToGet[i]);
int id = (((int)pair.first));
int position = (((int)pair.second));
object obj = trans.ObjectForIdFromCache(id);
if (obj != null)
{
prefetched[position] = obj;
}
else
{
prefetched[position] = new ObjectReference(id).ReadPrefetch(trans, buffers[i], Const4
.AddToIdTree);
}
}
}
return count;
}
private Db4objects.Db4o.Internal.ObjectReference Id_remove()
{
if (_idSubsequent != null && _idPreceding != null)
{
_idSubsequent = _idSubsequent.Id_rotateSmallestUp();
_idSubsequent._idPreceding = _idPreceding;
_idSubsequent.Id_calculateSize();
return(_idSubsequent);
}
if (_idSubsequent != null)
{
return(_idSubsequent);
}
return(_idPreceding);
}
private Db4objects.Db4o.Internal.ObjectReference Hc_remove()
{
if (_hcSubsequent != null && _hcPreceding != null)
{
_hcSubsequent = _hcSubsequent.Hc_rotateSmallestUp();
_hcSubsequent._hcPreceding = _hcPreceding;
_hcSubsequent.Hc_calculateSize();
return(_hcSubsequent);
}
if (_hcSubsequent != null)
{
return(_hcSubsequent);
}
return(_hcPreceding);
}
private Db4objects.Db4o.Internal.ObjectReference Id_rotateLeft()
{
Db4objects.Db4o.Internal.ObjectReference tree = _idSubsequent;
_idSubsequent = tree._idPreceding;
Id_calculateSize();
tree._idPreceding = this;
if (tree._idSubsequent == null)
{
tree._idSize = _idSize + 1;
}
else
{
tree._idSize = _idSize + 1 + tree._idSubsequent._idSize;
}
return(tree);
}
private Db4objects.Db4o.Internal.ObjectReference Hc_rotateRight()
{
Db4objects.Db4o.Internal.ObjectReference tree = _hcPreceding;
_hcPreceding = tree._hcSubsequent;
Hc_calculateSize();
tree._hcSubsequent = this;
if (tree._hcPreceding == null)
{
tree._hcSize = 1 + _hcSize;
}
else
{
tree._hcSize = 1 + _hcSize + tree._hcPreceding._hcSize;
}
return(tree);
}
internal override void Marshall(Transaction trans, ObjectReference @ref, IWriteBuffer
buffer, bool isMigrating, bool isNew)
{
VirtualAttributes attr = @ref.VirtualAttributes();
if (!isMigrating)
{
attr.i_version = trans.Container().GenerateTimeStampId();
}
if (attr == null)
{
buffer.WriteLong(0);
}
else
{
buffer.WriteLong(attr.i_version);
}
}
private Db4objects.Db4o.Internal.ObjectReference Id_add1(Db4objects.Db4o.Internal.ObjectReference
newRef)
{
int cmp = newRef._id - _id;
if (cmp < 0)
{
if (_idPreceding == null)
{
_idPreceding = newRef;
_idSize++;
}
else
{
_idPreceding = _idPreceding.Id_add1(newRef);
if (_idSubsequent == null)
{
return(Id_rotateRight());
}
return(Id_balance());
}
}
else
{
if (cmp > 0)
{
if (_idSubsequent == null)
{
_idSubsequent = newRef;
_idSize++;
}
else
{
_idSubsequent = _idSubsequent.Id_add1(newRef);
if (_idPreceding == null)
{
return(Id_rotateLeft());
}
return(Id_balance());
}
}
}
return(this);
}
private Db4objects.Db4o.Internal.ObjectReference Hc_find(int id, object obj)
{
int cmp = id - _hcHashcode;
if (cmp < 0)
{
if (_hcPreceding != null)
{
return(_hcPreceding.Hc_find(id, obj));
}
}
else
{
if (cmp > 0)
{
if (_hcSubsequent != null)
{
return(_hcSubsequent.Hc_find(id, obj));
}
}
else
{
if (obj == GetObject())
{
return(this);
}
if (_hcPreceding != null)
{
Db4objects.Db4o.Internal.ObjectReference inPreceding = _hcPreceding.Hc_find(id, obj
);
if (inPreceding != null)
{
return(inPreceding);
}
}
if (_hcSubsequent != null)
{
return(_hcSubsequent.Hc_find(id, obj));
}
}
}
return(null);
}
private object WriteAndRead(object obj)
{
var imaginativeID = 500;
var @ref = new ObjectReference(ClassMetadataForObject(obj), imaginativeID
);
@ref.SetObject(obj);
var marshallingContext = new MarshallingContext(Trans(), @ref, Container
().UpdateDepthProvider().ForDepth(int.MaxValue), true);
Handlers4.Write(@ref.ClassMetadata().TypeHandler(), marshallingContext, obj);
var pointer = marshallingContext.AllocateSlot();
var buffer = marshallingContext.ToWriteBuffer(pointer);
buffer.Seek(0);
// String str = new String(buffer._buffer);
// System.out.println(str);
var unmarshallingContext = new UnmarshallingContext(Trans(), @ref
, Const4.AddToIdTree, false);
unmarshallingContext.Buffer(buffer);
unmarshallingContext.ActivationDepth(new LegacyActivationDepth(5));
return unmarshallingContext.Read();
}
private Db4objects.Db4o.Internal.ObjectReference Hc_add1(Db4objects.Db4o.Internal.ObjectReference
newRef)
{
int cmp = Hc_compare(newRef);
if (cmp < 0)
{
if (_hcPreceding == null)
{
_hcPreceding = newRef;
_hcSize++;
}
else
{
_hcPreceding = _hcPreceding.Hc_add1(newRef);
if (_hcSubsequent == null)
{
return(Hc_rotateRight());
}
return(Hc_balance());
}
}
else
{
if (_hcSubsequent == null)
{
_hcSubsequent = newRef;
_hcSize++;
}
else
{
_hcSubsequent = _hcSubsequent.Hc_add1(newRef);
if (_hcPreceding == null)
{
return(Hc_rotateLeft());
}
return(Hc_balance());
}
}
return(this);
}
internal virtual void Analyze(Transaction trans)
{
_ref = trans.ReferenceForObject(_obj);
if (_ref != null)
{
_classMetadata = _ref.ClassMetadata();
return;
}
IReflectClass claxx = _container.Reflector().ForObject(_obj);
if (claxx == null)
{
NotStorable(_obj, claxx);
return;
}
if (!DetectClassMetadata(trans, claxx))
{
return;
}
if (IsValueType(_classMetadata))
{
NotStorable(_obj, _classMetadata.ClassReflector());
}
}
private bool DetectClassMetadata(Transaction trans, IReflectClass claxx)
{
_classMetadata = _container.GetActiveClassMetadata(claxx);
if (_classMetadata != null)
{
if (!_classMetadata.IsStorable())
{
NotStorable(_obj, claxx);
return(false);
}
return(true);
}
_classMetadata = _container.ProduceClassMetadata(claxx);
if (_classMetadata == null || !_classMetadata.IsStorable())
{
NotStorable(_obj, claxx);
return(false);
}
// The following may return a reference if the object is held
// in a static variable somewhere ( often: Enums) that gets
// stored or associated on initialization of the ClassMetadata.
_ref = trans.ReferenceForObject(_obj);
return(true);
}
private bool DetectClassMetadata(Transaction trans, IReflectClass claxx)
{
_classMetadata = _container.GetActiveClassMetadata(claxx);
if (_classMetadata != null)
{
if (!_classMetadata.IsStorable())
{
NotStorable(_obj, claxx);
return false;
}
return true;
}
_classMetadata = _container.ProduceClassMetadata(claxx);
if (_classMetadata == null || !_classMetadata.IsStorable())
{
NotStorable(_obj, claxx);
return false;
}
// The following may return a reference if the object is held
// in a static variable somewhere ( often: Enums) that gets
// stored or associated on initialization of the ClassMetadata.
_ref = trans.ReferenceForObject(_obj);
return true;
}
private UnmarshallingContext DescendMarshallingContext(Transaction trans, ObjectReference
@ref)
{
UnmarshallingContext context = new UnmarshallingContext(trans, @ref, Const4.AddToIdTree
, false);
context.ActivationDepth(ActivationDepthProvider().ActivationDepth(1, ActivationMode
.Activate));
return context;
}
public _IReferenceSource_33(ObjectReference reference)
{
this.reference = reference;
}
private void ActivateForDeletionCallback(Transaction trans, ClassMetadata classMetadata
, ObjectReference @ref, object obj)
{
if ([email protected]() && (CaresAboutDeleting(classMetadata) || CaresAboutDeleted(classMetadata
)))
{
// Activate Objects for Callbacks, because in C/S mode Objects are not activated on the Server
// FIXME: [TA] review activation depth
IActivationDepth depth = classMetadata.AdjustCollectionDepthToBorders(new FixedActivationDepth
(1));
Activate(trans, obj, depth);
}
}
public abstract bool Delete4(Transaction ta, ObjectReference @ref, object obj, int a_cascade, bool userCall);
public FrozenObjectInfo(Transaction trans, ObjectReference @ref, bool committed) :
this(@ref, IsInstantiatedReference(@ref) ? @ref.VirtualAttributes(trans, committed
) : null)
{
}
internal void Delete3(Transaction trans, ObjectReference @ref, object obj, int cascade
, bool userCall)
{
// The passed reference can be null, when calling from Transaction.
if (@ref == null || [email protected]())
{
return;
}
// This check is performed twice, here and in delete2, intentionally.
if (BreakDeleteForEnum(@ref, userCall))
{
@ref.EndProcessing();
return;
}
if ([email protected]())
{
@ref.EndProcessing();
return;
}
ClassMetadata yc = @ref.ClassMetadata();
// We have to end processing temporarily here, otherwise the can delete callback
// can't do anything at all with this object.
@ref.EndProcessing();
ActivateForDeletionCallback(trans, yc, @ref, obj);
if (!ObjectCanDelete(trans, yc, @ref))
{
return;
}
@ref.BeginProcessing();
if (DTrace.enabled)
{
DTrace.Delete.Log(@ref.GetID());
}
if (Delete4(trans, @ref, obj, cascade, userCall))
{
ObjectOnDelete(trans, yc, @ref);
if (ConfigImpl.MessageLevel() > Const4.State)
{
Message(string.Empty + @ref.GetID() + " delete " + @ref.ClassMetadata().GetName()
);
}
}
@ref.EndProcessing();
}
public HardObjectReference(ObjectReference @ref, object obj)
{
_reference = @ref;
_object = obj;
}
private void AssertReference(int id, ReferenceSystemTestCaseBase.Data data, ObjectReference
@ref)
{
Assert.AreSame(@ref, _refSys.ReferenceForId(id));
Assert.AreSame(@ref, _refSys.ReferenceForObject(data));
}
/// <summary>IDTREE</summary>
public virtual ObjectReference Id_add(ObjectReference
newRef)
{
newRef.Id_init();
return(Id_add1(newRef));
}
public override void AddExistingReference(ObjectReference @ref)
{
_committedReferences.AddExistingReference(@ref);
ReferenceCountChanged(1);
}
private bool IsStruct(ObjectReference @ref)
{
return(@ref.ClassMetadata().IsStruct());
}
public DeleteInfo(int id, ObjectReference reference, int cascade) : base(id)
{
_reference = reference;
_cascade = cascade;
}
internal abstract void Marshall(Transaction trans, ObjectReference @ref, IWriteBuffer
buffer, bool migrating, bool isNew);
private void Marshall(Transaction trans, ObjectReference @ref, IWriteBuffer buffer
, bool isNew)
{
if (!trans.SupportsVirtualFields())
{
MarshallIgnore(buffer);
return;
}
ObjectContainerBase stream = trans.Container();
HandlerRegistry handlers = stream._handlers;
bool migrating = false;
if (stream._replicationCallState == Const4.New)
{
IDb4oReplicationReferenceProvider provider = handlers._replicationReferenceProvider;
object parentObject = @ref.GetObject();
IDb4oReplicationReference replicationReference = provider.ReferenceFor(parentObject
);
if (replicationReference != null)
{
migrating = true;
VirtualAttributes va = @ref.ProduceVirtualAttributes();
va.i_version = replicationReference.Version();
va.i_uuid = replicationReference.LongPart();
va.i_database = replicationReference.SignaturePart();
}
}
if (@ref.VirtualAttributes() == null)
{
@ref.ProduceVirtualAttributes();
migrating = false;
}
Marshall(trans, @ref, buffer, migrating, isNew);
}
public virtual object NewWeakReference(ObjectReference referent, object obj)
{
return Platform4.CreateActiveObjectReference(_queue, referent, obj);
}
internal abstract void Marshall(Transaction trans, ObjectReference @ref, IWriteBuffer buffer, bool migrating, bool isNew);
internal override void Marshall(Transaction trans, ObjectReference @ref, IWriteBuffer
buffer, bool isMigrating, bool isNew)
{
}
private ObjectReference CreateRef(int id, ReferenceSystemTestCaseBase.Data data)
{
ObjectReference @ref = new ObjectReference(id);
@ref.SetObject(data);
return @ref;
}
private static bool IsInstantiatedReference(ObjectReference @ref)
{
return(@ref != null && @ref.GetObject() != null);
}
public override void AddNewReference(ObjectReference @ref)
{
_newReferences.AddNewReference(@ref);
ReferenceCountChanged(1);
}
public ObjectReferenceContext(Transaction transaction, IReadBuffer buffer, ObjectHeader
objectHeader, Db4objects.Db4o.Internal.ObjectReference reference) : base(transaction
, buffer, objectHeader)
{
_reference = reference;
}
public object NewWeakReference(ObjectReference referent, object obj)
{
return obj;
}
public virtual void AddNewReference(ObjectReference @ref)
{
ReferenceSystem().AddNewReference(@ref);
}
public virtual void RemoveReference(ObjectReference reference)
{
RemoveReference(new _IReferenceSource_33(reference));
}
/// <summary>IDTREE</summary>
public virtual Db4objects.Db4o.Internal.ObjectReference Id_add(Db4objects.Db4o.Internal.ObjectReference
newRef)
{
newRef.Id_init();
return(Id_add1(newRef));
}
public sealed override bool Delete4(Transaction ta, ObjectReference yo, object obj
, int a_cascade, bool userCall)
{
MsgD msg = Msg.Delete.GetWriterForInts(_transaction, new int[] { yo.GetID(), userCall
? 1 : 0 });
WriteBatchedMessage(msg);
return true;
}
private void Id_init()
{
_idPreceding = null;
_idSubsequent = null;
_idSize = 1;
}
private ObjectReference NewObjectReference()
{
ObjectReference @ref = new ObjectReference(TestId);
@ref.SetObject(new object());
return @ref;
}
public virtual void SetObjectReference(ObjectReference objectReference)
{
}
