private static void OnNewfileCreated(ExpendableListWriter expendableListWriter, Stream stream)
{
bool isNewFile = stream.Position == 0;
if (isNewFile)
{
stream.Write(ID.ToByteArray(), 0, ID.ToByteArray().Length);
var logDataSign = expendableListWriter.GetListWriterSignature();
stream.Write(logDataSign, 0, logDataSign.Length);
}
}
public ContinuesBinaryFileLogger(IStreamProvider streamProvider, ISubmitLogEntryFactory submitLogEntryFactory, IBufferAllocatorFactory bufferAllocatorFactory)
{
m_listWriter = new ExpendableListWriter(streamProvider, OnNewfileCreated);
m_logEntry = submitLogEntryFactory.CreateSubmitLogEntry(m_listWriter);
var stringCache = submitLogEntryFactory.CreateSubmitLogEntry(m_listWriter);
var definition = submitLogEntryFactory.CreateSubmitLogEntry(m_listWriter);
m_binaryLogSerilizer = new BinaryLogSerilizer(new BinaryLogSerilizer.BufferAndSubmiterTuple(m_logEntry, bufferAllocatorFactory.CreateBufferAllocator()),
new BinaryLogSerilizer.BufferAndSubmiterTuple(stringCache, bufferAllocatorFactory.CreateBufferAllocator()),
new BinaryLogSerilizer.BufferAndSubmiterTuple(definition, bufferAllocatorFactory.CreateBufferAllocator()));
}
public void TestContinuesExpendableList()
{
using (MemoryStream ms = new MemoryStream())
{
ms.SetLength(1024);
ms.Position = 1024;
ExpendableListWriter fixSizeWriter = new ExpendableListWriter(new InMemoryStreamProvider(ms),(writer, stream) => {});
fixSizeWriter.WriteData(new CloneRawData(BitConverter.GetBytes(1)));
fixSizeWriter.WriteData(new CloneRawData(BitConverter.GetBytes(2)));
fixSizeWriter.WriteData(new CloneRawData(BitConverter.GetBytes(3)));
ms.Position = 1024;
ExpendableListReader readerSizeWriter = new ExpendableListReader(ms);
Assert.AreEqual(1, BitConverter.ToInt32(readerSizeWriter.Read(), 0));
Assert.AreEqual(2, BitConverter.ToInt32(readerSizeWriter.Read(), 0));
Assert.AreEqual(3, BitConverter.ToInt32(readerSizeWriter.Read(), 0));
Assert.IsNull(readerSizeWriter.Read());
}
}