/// <param name="compressionAlgo">The compression algorithm to be used to for compression.
/// </param>
/// <exception cref="System.IO.IOException"/>
public WBlockState(Compression.Algorithm compressionAlgo, FSDataOutputStream fsOut
, BytesWritable fsOutputBuffer, Configuration conf)
{
// !null only if using native
// Hadoop compression
this.compressAlgo = compressionAlgo;
this.fsOut = fsOut;
this.posStart = fsOut.GetPos();
fsOutputBuffer.Capacity = TFile.GetFSOutputBufferSize(conf);
this.fsBufferedOutput = new SimpleBufferedOutputStream(this.fsOut, fsOutputBuffer
.Bytes);
this.compressor = compressAlgo.GetCompressor();
try
{
this.@out = compressionAlgo.CreateCompressionStream(fsBufferedOutput, compressor,
0);
}
catch (IOException e)
{
compressAlgo.ReturnCompressor(compressor);
throw;
}
}
