internal object Read(IReader reader, Header header, AbstractCodec codec, Resolver resolver)
{
var remainingBlocks = reader.ReadLong();
var blockSize = reader.ReadLong();
var syncBuffer = new byte[DataFileConstants.SyncSize];
var dataBlock = new byte[blockSize];
reader.ReadFixed(dataBlock, 0, (int)blockSize);
reader.ReadFixed(syncBuffer);
if (!syncBuffer.SequenceEqual(header.SyncData))
{
throw new AvroRuntimeException("Invalid sync!");
}
dataBlock = codec.Decompress(dataBlock);
reader = new Reader(new MemoryStream(dataBlock));
if (remainingBlocks > 1)
{
var result = new List <object>();
for (int i = 0; i < remainingBlocks; i++)
{
result.Add(resolver.Resolve(reader));
}
return(result);
}
else
{
return(resolver.Resolve(reader));
}
}
internal byte[] ReadDataBlock(byte[] syncData, AbstractCodec codec)
{
var dataBlock = ReadRawBlock();
ReadAndValidateSync(syncData);
dataBlock = codec.Decompress(dataBlock);
return(dataBlock);
}
internal long GetRemainingBlocksCount()
{
if (_blockRemaining == 0)
{
if (HasNextBlock())
{
_currentBlock = NextRawBlock();
_currentBlock = _codec.Decompress(_currentBlock);
_datumReader = new Reader(new MemoryStream(_currentBlock));
}
}
return(_blockRemaining);
}
internal T Read <T>(IReader reader, Header header, AbstractCodec codec, Resolver resolver)
{
var remainingBlocks = reader.ReadLong();
var blockSize = reader.ReadLong();
var syncBuffer = new byte[DataFileConstants.SyncSize];
var dataBlock = new byte[blockSize];
reader.ReadFixed(dataBlock, 0, (int)blockSize);
reader.ReadFixed(syncBuffer);
if (!syncBuffer.SequenceEqual(header.SyncData))
{
throw new AvroRuntimeException("Invalid sync!");
}
dataBlock = codec.Decompress(dataBlock);
reader = new Reader(new MemoryStream(dataBlock));
return(resolver.Resolve <T>(reader, remainingBlocks));
}
