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https://issues.apache.org/jira/browse/NIFI-2608?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15436180#comment-15436180
]
Joseph Witt commented on NIFI-2608:
-----------------------------------
Some gremlin still lurking for the 0.10 client. Working on it now.
{quote}
2016-08-24 22:14:14,499 ERROR [Timer-Driven Process Thread-10]
o.a.n.p.kafka.pubsub.ConsumeKafka_0_10
org.apache.kafka.common.KafkaException: Failed to construct kafka consumer
at
org.apache.kafka.clients.consumer.KafkaConsumer.<init>(KafkaConsumer.java:702)
~[na:na]
at
org.apache.kafka.clients.consumer.KafkaConsumer.<init>(KafkaConsumer.java:557)
~[na:na]
at
org.apache.kafka.clients.consumer.KafkaConsumer.<init>(KafkaConsumer.java:540)
~[na:na]
at
org.apache.nifi.processors.kafka.pubsub.ConsumerPool.createKafkaConsumer(ConsumerPool.java:102)
~[na:na]
at
org.apache.nifi.processors.kafka.pubsub.ConsumerPool.createConsumer(ConsumerPool.java:106)
~[na:na]
at
org.apache.nifi.processors.kafka.pubsub.ConsumerPool.obtainConsumer(ConsumerPool.java:98)
~[na:na]
at
org.apache.nifi.processors.kafka.pubsub.ConsumeKafka_0_10.onTrigger(ConsumeKafka_0_10.java:233)
~[na:na]
at
org.apache.nifi.processor.AbstractProcessor.onTrigger(AbstractProcessor.java:27)
~[nifi-api-1.0.0-SNAPSHOT.jar:1.0.0-SNAPSHOT]
at
org.apache.nifi.controller.StandardProcessorNode.onTrigger(StandardProcessorNode.java:1064)
[nifi-framework-core-1.0.0-SNAPSHOT.jar:1.0.0-SNAPSHOT]
at
org.apache.nifi.controller.tasks.ContinuallyRunProcessorTask.call(ContinuallyRunProcessorTask.java:136)
[nifi-framework-core-1.0.0-SNAPSHOT.jar:1.0.0-SNAPSHOT]
at
org.apache.nifi.controller.tasks.ContinuallyRunProcessorTask.call(ContinuallyRunProcessorTask.java:47)
[nifi-framework-core-1.0.0-SNAPSHOT.jar:1.0.0-SNAPSHOT]
at
org.apache.nifi.controller.scheduling.TimerDrivenSchedulingAgent$1.run(TimerDrivenSchedulingAgent.java:132)
[nifi-framework-core-1.0.0-SNAPSHOT.jar:1.0.0-SNAPSHOT]
at
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
[na:1.8.0_66]
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
[na:1.8.0_66]
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
[na:1.8.0_66]
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
[na:1.8.0_66]
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
[na:1.8.0_66]
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
[na:1.8.0_66]
at java.lang.Thread.run(Thread.java:745) [na:1.8.0_66]
Caused by: org.apache.kafka.common.KafkaException:
org.apache.kafka.common.serialization.ByteArrayDeserializer is not an instance
of org.apache.kafka.common.serialization.Deserializer
at
org.apache.kafka.common.config.AbstractConfig.getConfiguredInstance(AbstractConfig.java:203)
~[na:na]
at
org.apache.kafka.clients.consumer.KafkaConsumer.<init>(KafkaConsumer.java:663)
~[na:na]
... 18 common frames omitted
{quote}
> Align Consume Kafka with Kafka 0.9 unified API and support 0.10 clients
> -----------------------------------------------------------------------
>
> Key: NIFI-2608
> URL: https://issues.apache.org/jira/browse/NIFI-2608
> Project: Apache NiFi
> Issue Type: Bug
> Reporter: Oleg Zhurakousky
> Assignee: Joseph Witt
> Priority: Critical
> Fix For: 1.0.0
>
>
> KafkaConsumer went fro thread-safe in 0.8 to not-thread-safe in 0.9 which was
> overlooked while implementing new ConsumeKafka processor which relied on 0.9
> Client API.
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