Rohit Kumar Gupta created KAFKA-7512:
----------------------------------------
Summary: java.lang.ClassCastException: java.util.Date cannot be
cast to java.lang.Number
Key: KAFKA-7512
URL: https://issues.apache.org/jira/browse/KAFKA-7512
Project: Kafka
Issue Type: Bug
Components: KafkaConnect
Affects Versions: 2.0.0
Reporter: Rohit Kumar Gupta
Steps:
~~~~~~
bash-4.2# kafka-avro-console-producer --broker-list 10.75.103.242:9092 --topic
connect_10oct_03 -property schema.registry.url=http://10.75.103.242:8081
--property
value.schema='\{"type":"record","name":"myrecord","fields":[{"name":"f1","type":"string"},\{"name":"f2","type":["null",{"type":"long","logicalType":"timestamp-millis","connect.version":1,"connect.name":"org.apache.kafka.connect.data.Timestamp"}],"default":null}]}'
{"f1": "value1","f2": \{"null":null}}
{"f1": "value1","f2": \{"long":1022}}
bash-4.2# kafka-avro-console-producer --broker-list 10.75.103.242:9092 --topic
connect_10oct_03 -property schema.registry.url=http://10.75.103.242:8081
--property
value.schema='\{"type":"record","name":"myrecord","fields":[{"name":"f1","type":"string"},\{"name":"f2","type":["null",{"type":"long","logicalType":"timestamp-millis","connect.version":1,"connect.name":"org.apache.kafka.connect.data.Timestamp"}],"default":null},\{"name":"f3","type":"string","default":"green"}]}'
{"f1": "value1","f2": \{"null":null},"f3":"toto"}
{"f1": "value1","f2": \{"null":null},"f3":"toto"}
{"f1": "value1","f2": \{"null":null},"f3":"toto"}
{"f1": "value1","f2": \{"long":12343536},"f3":"tutu"}
bash-4.2# kafka-avro-console-producer --broker-list 10.75.103.242:9092 --topic
connect_10oct_03 -property schema.registry.url=http://10.75.103.242:8081
--property
value.schema='\{"type":"record","name":"myrecord","fields":[{"name":"f1","type":"string"},\{"name":"f2","type":["null",{"type":"long","logicalType":"timestamp-millis","connect.version":1,"connect.name":"org.apache.kafka.connect.data.Timestamp"}],"default":null}]}'
{"f1": "value1","f2": \{"null":null}}
{"f1": "value1","f2": \{"long":1022}}
bash-4.2# curl -X POST -H "Accept: application/json" -H "Content-Type:
application/json" http://localhost:8083/connectors -d
'\{"name":"hdfs-sink-connector-10oct-03", "config":
{"connector.class":"io.confluent.connect.hdfs.HdfsSinkConnector",
"tasks.max":"1", "topics":"connect_10oct_03", "hdfs.url":
"hdfs://10.75.103.242:8020/tmp/", "flush.size":"1", "hive.integration": "true",
"hive.metastore.uris": "thrift://10.75.103.242:9083", "hive.database": "rohit",
"schema.compatibility": "BACKWARD"}}'
{"name":"hdfs-sink-connector-10oct-03","config":\{"connector.class":"io.confluent.connect.hdfs.HdfsSinkConnector","tasks.max":"1","topics":"connect_10oct_03","hdfs.url":"hdfs://10.75.103.242:8020/tmp/","flush.size":"1","hive.integration":"true","hive.metastore.uris":"thrift://10.75.103.242:9083","hive.database":"rohit","schema.compatibility":"BACKWARD","name":"hdfs-sink-connector-10oct-03"},"tasks":[],"type":null}bash-4.2#
bash-4.2#
bash-4.2# curl
http://localhost:8083/connectors/hdfs-sink-connector-10oct-03/status
{"name":"hdfs-sink-connector-10oct-03","connector":\{"state":"RUNNING","worker_id":"10.75.103.242:8083"},"tasks":[\{"state":"FAILED","trace":"org.apache.kafka.connect.errors.ConnectException:
Exiting WorkerSinkTask due to unrecoverable exception.\n\tat
org.apache.kafka.connect.runtime.WorkerSinkTask.deliverMessages(WorkerSinkTask.java:586)\n\tat
org.apache.kafka.connect.runtime.WorkerSinkTask.poll(WorkerSinkTask.java:322)\n\tat
org.apache.kafka.connect.runtime.WorkerSinkTask.iteration(WorkerSinkTask.java:225)\n\tat
org.apache.kafka.connect.runtime.WorkerSinkTask.execute(WorkerSinkTask.java:193)\n\tat
org.apache.kafka.connect.runtime.WorkerTask.doRun(WorkerTask.java:175)\n\tat
org.apache.kafka.connect.runtime.WorkerTask.run(WorkerTask.java:219)\n\tat
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)\n\tat
java.util.concurrent.FutureTask.run(FutureTask.java:266)\n\tat
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)\n\tat
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)\n\tat
java.lang.Thread.run(Thread.java:748)\nCaused by:
java.lang.ClassCastException: java.util.Date cannot be cast to
java.lang.Number\n\tat
org.apache.kafka.connect.data.SchemaProjector.projectPrimitive(SchemaProjector.java:164)\n\tat
org.apache.kafka.connect.data.SchemaProjector.projectRequiredSchema(SchemaProjector.java:91)\n\tat
org.apache.kafka.connect.data.SchemaProjector.project(SchemaProjector.java:73)\n\tat
org.apache.kafka.connect.data.SchemaProjector.projectStruct(SchemaProjector.java:110)\n\tat
org.apache.kafka.connect.data.SchemaProjector.projectRequiredSchema(SchemaProjector.java:93)\n\tat
org.apache.kafka.connect.data.SchemaProjector.project(SchemaProjector.java:73)\n\tat
io.confluent.connect.storage.schema.StorageSchemaCompatibility.projectInternal(StorageSchemaCompatibility.java:196)\n\tat
io.confluent.connect.storage.schema.StorageSchemaCompatibility.projectInternal(StorageSchemaCompatibility.java:184)\n\tat
io.confluent.connect.storage.schema.StorageSchemaCompatibility.project(StorageSchemaCompatibility.java:156)\n\tat
io.confluent.connect.hdfs.TopicPartitionWriter.write(TopicPartitionWriter.java:378)\n\tat
io.confluent.connect.hdfs.DataWriter.write(DataWriter.java:374)\n\tat
io.confluent.connect.hdfs.HdfsSinkTask.put(HdfsSinkTask.java:109)\n\tat
org.apache.kafka.connect.runtime.WorkerSinkTask.deliverMessages(WorkerSinkTask.java:564)\n\t...
10 more\n","id":0,"worker_id":"10.75.103.242:8083"}],"type":"sink"}bash-4.2#
bash-4.2#
>From connect logs:
---------------------------
[2018-10-10 12:31:44,816] ERROR
WorkerSinkTask\{id=hdfs-sink-connector-10oct-03-0} Task threw an uncaught and
unrecoverable exception (org.apache.kafka.connect.runtime.WorkerTask:177)
org.apache.kafka.connect.errors.ConnectException: Exiting WorkerSinkTask due to
unrecoverable exception.
at
org.apache.kafka.connect.runtime.WorkerSinkTask.deliverMessages(WorkerSinkTask.java:586)
at
org.apache.kafka.connect.runtime.WorkerSinkTask.poll(WorkerSinkTask.java:322)
at
org.apache.kafka.connect.runtime.WorkerSinkTask.iteration(WorkerSinkTask.java:225)
at
org.apache.kafka.connect.runtime.WorkerSinkTask.execute(WorkerSinkTask.java:193)
at
org.apache.kafka.connect.runtime.WorkerTask.doRun(WorkerTask.java:175)
at org.apache.kafka.connect.runtime.WorkerTask.run(WorkerTask.java:219)
at
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
Caused by: java.lang.ClassCastException: java.util.Date cannot be cast to
java.lang.Number
at
org.apache.kafka.connect.data.SchemaProjector.projectPrimitive(SchemaProjector.java:164)
at
org.apache.kafka.connect.data.SchemaProjector.projectRequiredSchema(SchemaProjector.java:91)
at
org.apache.kafka.connect.data.SchemaProjector.project(SchemaProjector.java:73)
at
org.apache.kafka.connect.data.SchemaProjector.projectStruct(SchemaProjector.java:110)
at
org.apache.kafka.connect.data.SchemaProjector.projectRequiredSchema(SchemaProjector.java:93)
at
org.apache.kafka.connect.data.SchemaProjector.project(SchemaProjector.java:73)
at
io.confluent.connect.storage.schema.StorageSchemaCompatibility.projectInternal(StorageSchemaCompatibility.java:196)
at
io.confluent.connect.storage.schema.StorageSchemaCompatibility.projectInternal(StorageSchemaCompatibility.java:184)
at
io.confluent.connect.storage.schema.StorageSchemaCompatibility.project(StorageSchemaCompatibility.java:156)
at
io.confluent.connect.hdfs.TopicPartitionWriter.write(TopicPartitionWriter.java:378)
at io.confluent.connect.hdfs.DataWriter.write(DataWriter.java:374)
at io.confluent.connect.hdfs.HdfsSinkTask.put(HdfsSinkTask.java:109)
at
org.apache.kafka.connect.runtime.WorkerSinkTask.deliverMessages(WorkerSinkTask.java:564)
... 10 more
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