private void doDraw(String bucket, Iterable<Mark> marks, long timestamp) {
try {
writer.write(bucket, marks, timestamp);
} catch (IOException e) {
throw new RuntimeException("Can't draw mark to bucket " + bucket, e);
}
}
/** @inheritDoc */
@Override
public void close() throws IOException {
try {
if (!blocking) {
background.shutdownNow();
try {
background.awaitTermination(10, TimeUnit.SECONDS);
} catch (InterruptedException e) {
throw new IOException("Shutdown thread is interrupted", e);
}
}
} finally {
writer.close();
}
}
