if ( file.length() > 0 && offset <= file.length() ) read( file, offset, node.getData(), BLOCK_SIZE );
read( file, offset, blockIo.getData(), BLOCK_SIZE );
if ( file.length() > 0 && offset <= file.length() ) read( file, offset, node.getData(), BLOCK_SIZE );
read(file, offset%MAX_FILE_SIZE, node.getData(), BLOCK_SIZE);