public Slot AllocateSlotForNewUserObject(Transaction trans, int id, int length)
{
Slot slot = AllocateSlot(length);
trans.IdSystem().NotifySlotCreated(id, slot, SlotChangeFactory.UserObjects);
return(slot);
}
public sealed override ByteArrayBuffer ReadBufferById(Transaction trans, int id,
bool lastCommitted)
{
if (id <= 0)
{
throw new ArgumentException();
}
Slot slot = lastCommitted ? trans.IdSystem().CommittedSlot(id) : trans.IdSystem()
.CurrentSlot(id);
if (DTrace.enabled)
{
DTrace.SlotRead.LogLength(id, slot);
}
return(ReadBufferBySlot(slot));
}
public override StatefulBuffer ReadStatefulBufferById(Transaction trans, int id,
bool lastCommitted)
{
if (id <= 0)
{
throw new ArgumentException("id=" + id);
}
Slot slot = lastCommitted ? trans.IdSystem().CommittedSlot(id) : trans.IdSystem()
.CurrentSlot(id);
if (DTrace.enabled)
{
DTrace.SlotRead.LogLength(id, slot);
}
return(ReadStatefulBufferBySlot(trans, id, slot));
}
public sealed override bool Delete4(Transaction transaction, ObjectReference @ref
, object obj, int cascade, bool userCall)
{
int id = @ref.GetID();
StatefulBuffer reader = ReadStatefulBufferById(transaction, id);
if (reader != null)
{
if (obj != null)
{
if ((!ShowInternalClasses()) && Const4.ClassInternal.IsAssignableFrom(obj.GetType
()))
{
return(false);
}
}
reader.SetCascadeDeletes(cascade);
transaction.IdSystem().NotifySlotDeleted(id, SlotChangeFactory.UserObjects);
ClassMetadata classMetadata = @ref.ClassMetadata();
classMetadata.Delete(reader, obj);
return(true);
}
return(false);
}
public virtual ITransactionalIdSystem IdSystem(Transaction trans)
{
return(trans.IdSystem());
}
public virtual ITransactionalIdSystem IdSystem(Transaction trans)
{
return trans.IdSystem();
}
public sealed override int IdForNewUserObject(Transaction trans)
{
return(trans.IdSystem().NewId(SlotChangeFactory.UserObjects));
}
public Slot AllocateSlotForNewUserObject(Transaction trans, int id, int length)
{
Slot slot = AllocateSlot(length);
trans.IdSystem().NotifySlotCreated(id, slot, SlotChangeFactory.UserObjects);
return slot;
}
public override bool IsDeleted(Transaction trans, int id)
{
return(trans.IdSystem().IsDeleted(id));
}
public override StatefulBuffer ReadStatefulBufferById(Transaction trans, int id,
bool lastCommitted)
{
if (id <= 0)
{
throw new ArgumentException("id=" + id);
}
Slot slot = lastCommitted ? trans.IdSystem().CommittedSlot(id) : trans.IdSystem()
.CurrentSlot(id);
if (DTrace.enabled)
{
DTrace.SlotRead.LogLength(id, slot);
}
return ReadStatefulBufferBySlot(trans, id, slot);
}
public sealed override ByteArrayBuffer ReadBufferById(Transaction trans, int id,
bool lastCommitted)
{
if (id <= 0)
{
throw new ArgumentException();
}
Slot slot = lastCommitted ? trans.IdSystem().CommittedSlot(id) : trans.IdSystem()
.CurrentSlot(id);
if (DTrace.enabled)
{
DTrace.SlotRead.LogLength(id, slot);
}
return ReadBufferBySlot(slot);
}
public sealed override int IdForNewUserObject(Transaction trans)
{
return trans.IdSystem().NewId(SlotChangeFactory.UserObjects);
}
public sealed override bool Delete4(Transaction transaction, ObjectReference @ref
, object obj, int cascade, bool userCall)
{
int id = @ref.GetID();
StatefulBuffer reader = ReadStatefulBufferById(transaction, id);
if (reader != null)
{
if (obj != null)
{
if ((!ShowInternalClasses()) && Const4.ClassInternal.IsAssignableFrom(obj.GetType
()))
{
return false;
}
}
reader.SetCascadeDeletes(cascade);
transaction.IdSystem().NotifySlotDeleted(id, SlotChangeFactory.UserObjects);
ClassMetadata classMetadata = @ref.ClassMetadata();
classMetadata.Delete(reader, obj);
return true;
}
return false;
}
public override bool IsDeleted(Transaction trans, int id)
{
return trans.IdSystem().IsDeleted(id);
}
