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add oldest-topic-offset to simple consumer #26

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add oldest-topic-offset to simple consumer #26

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add oldest-topic-offset to simple consumer
@aeneaswiener
aeneaswiener committed Mar 24, 2014
commit 8339ac17d01c5555f0e505fe1cf842127afe1e76
7 changes: 7 additions & 0 deletions src/clj_kafka/consumer/simple.clj
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Original file line number Diff line number Diff line change
@@ -37,3 +37,10 @@
hm (java.util.HashMap. {tp pori})]
(let [response (.getOffsetsBefore consumer (OffsetRequest. hm (kafka.api.OffsetRequest/CurrentVersion) "clj-kafka-id"))]
(first (.offsets response topic partition)))))

(defn oldest-topic-offset [consumer topic partition]
(let [tp (TopicAndPartition. topic partition)
pori (PartitionOffsetRequestInfo. -2 1)
hm (java.util.HashMap. {tp pori})]
(let [response (.getOffsetsBefore consumer (OffsetRequest. hm (kafka.api.OffsetRequest/CurrentVersion) "clj-kafka-id"))]
(first (.offsets response topic partition)))))