protected override void Read(LocalObjectContainer container, ByteArrayBuffer reader
)
{
NewTimerFileLock(container);
OldEncryptionOff(container);
CheckThreadFileLock(container, reader);
reader.Seek(BlocksizeOffset);
container.BlockSizeReadFromFile(reader.ReadInt());
SystemData systemData = container.SystemData();
systemData.ClassCollectionID(reader.ReadInt());
container.SystemData().IdSystemType(reader.ReadByte());
_variablePart = CreateVariablePart(container);
int variablePartAddress = reader.ReadInt();
int variablePartLength = reader.ReadInt();
_variablePart.Read(variablePartAddress, variablePartLength);
_transactionPointerAddress = reader.ReadInt();
if (_transactionPointerAddress != 0)
{
ByteArrayBuffer buffer = new ByteArrayBuffer(TransactionPointerLength);
buffer.Read(container, _transactionPointerAddress, 0);
systemData.TransactionPointer1(buffer.ReadInt());
systemData.TransactionPointer2(buffer.ReadInt());
}
}
public override void WriteFixedPart(LocalObjectContainer file, bool startFileLockingThread
, bool shuttingDown, StatefulBuffer writer, int blockSize)
{
SystemData systemData = file.SystemData();
writer.Append(Signature);
writer.WriteByte(Version());
writer.WriteInt((int)TimeToWrite(_timerFileLock.OpenTime(), shuttingDown));
writer.WriteLong(TimeToWrite(_timerFileLock.OpenTime(), shuttingDown));
writer.WriteLong(TimeToWrite(Runtime.CurrentTimeMillis(), shuttingDown));
writer.WriteInt(blockSize);
writer.WriteInt(systemData.ClassCollectionID());
writer.WriteByte(systemData.IdSystemType());
writer.WriteInt(((FileHeaderVariablePart2)_variablePart).Address());
writer.WriteInt(((FileHeaderVariablePart2)_variablePart).Length());
writer.WriteInt(_transactionPointerAddress);
writer.Write();
if (shuttingDown)
{
WriteVariablePart(file, true);
}
else
{
file.SyncFiles();
}
if (startFileLockingThread)
{
file.ThreadPool().Start("db4o lock thread", _timerFileLock);
}
}
protected override void Read(LocalObjectContainer file, ByteArrayBuffer reader)
{
NewTimerFileLock(file);
OldEncryptionOff(file);
CheckThreadFileLock(file, reader);
reader.Seek(TransactionPointerOffset);
file.SystemData().TransactionPointer1(reader.ReadInt());
file.SystemData().TransactionPointer2(reader.ReadInt());
reader.Seek(BlocksizeOffset);
file.BlockSizeReadFromFile(reader.ReadInt());
SystemData systemData = file.SystemData();
systemData.ClassCollectionID(reader.ReadInt());
reader.ReadInt();
// was freespace ID, can no longer be read
_variablePart = CreateVariablePart(file);
int variablePartId = reader.ReadInt();
_variablePart.Read(variablePartId, 0);
}
