public BytesStore(DataInput @in, long numBytes, int maxBlockSize)
{
int blockSize = 2;
int blockBits = 1;
while (blockSize < numBytes && blockSize < maxBlockSize)
{
blockSize *= 2;
blockBits++;
}
this.blockBits = blockBits;
this.blockSize = blockSize;
this.blockMask = blockSize - 1;
long left = numBytes;
while (left > 0)
{
int chunk = (int)Math.Min(blockSize, left);
byte[] block = new byte[chunk];
@in.ReadBytes(block, 0, block.Length);
blocks.Add(block);
left -= chunk;
}
// So .getPosition still works
nextWrite = blocks[blocks.Count - 1].Length;
}
