in tormenta-core/src/main/java/com/twitter/tormenta/spout/FixedTupleSpout.java [96:107]
public int getCompleted() {
int ackedAmt;
int failedAmt;
synchronized(acked) {
ackedAmt = acked.get(_id);
}
synchronized(failed) {
failedAmt = failed.get(_id);
}
return ackedAmt + failedAmt;
}