Github user joewitt commented on a diff in the pull request:
https://github.com/apache/nifi/pull/987#discussion_r77650137
--- Diff:
nifi-nar-bundles/nifi-kafka-bundle/nifi-kafka-0-9-processors/src/main/java/org/apache/nifi/processors/kafka/pubsub/ConsumerLease.java
---
@@ -47,22 +156,244 @@
* kafka client to collect more data from Kafka before committing the
* offsets.
*
- * @param offsets offsets
- * @throws KafkaException if issue occurs talking to underlying
resource.
+ * if false then we didn't do anything and should probably yield if
true
+ * then we committed new data
+ *
+ */
+ boolean commit() {
+ if (uncommittedOffsetsMap.isEmpty()) {
+ resetInternalState();
+ return false;
+ }
+ try {
+ /**
+ * Committing the nifi session then the offsets means we have
an at
+ * least once guarantee here. If we reversed the order we'd
have at
+ * most once.
+ */
+ final Collection<FlowFile> bundledFlowFiles = getBundles();
+ if (!bundledFlowFiles.isEmpty()) {
+ getProcessSession().transfer(getBundles(), REL_SUCCESS);
--- End diff --
no reason - just me being a goofball. Fixed and pushed
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