You can read this for this type error.
https://stackoverflow.com/questions/28189446/i-always-get-this-error-exception-in-thread-main-java-lang-arrayindexoutofbou#comment44747327_28189446
I would suggest you set break points in your code. Step through the code,
this method should show you which array variable is being passed a null
argument when the array variable is not null able.
On Mon, 20 Apr 2020, 10:07 刘建刚, <liujiangangp...@gmail.com> wrote:
> I am using Roaring64NavigableMap to compute uv. It is ok to us
> flink planner and not ok with blink planner. The SQL is as following:
>
> SELECT toLong(TUMBLE_START(eventTime, interval '1' minute)) as curTimestamp,
> A, B, C, D,
> E, uv(bitmap(id)) as bmp
> FROM person
> GROUP BY TUMBLE(eventTime, interval '1' minute), A, B, C, D, E
>
>
> The udf is as following:
>
> public static class Bitmap extends AggregateFunction<Roaring64NavigableMap,
> Roaring64NavigableMap> {
> @Override
> public Roaring64NavigableMap createAccumulator() {
> return new Roaring64NavigableMap();
> }
>
> @Override
> public Roaring64NavigableMap getValue(Roaring64NavigableMap accumulator) {
> return accumulator;
> }
>
> public void accumulate(Roaring64NavigableMap bitmap, long id) {
> bitmap.add(id);
> }
> }
>
> public static class UV extends ScalarFunction {
> public long eval(Roaring64NavigableMap bitmap) {
> return bitmap.getLongCardinality();
> }
> }
>
> The error is as following:
>
> 2020-04-20 16:37:13,868 INFO
> org.apache.flink.runtime.executiongraph.ExecutionGraph
> [flink-akka.actor.default-dispatcher-40] -
> GroupWindowAggregate(groupBy=[brand, platform, channel, versionName,
> appMajorVersion], window=[TumblingGroupWindow('w$, eventTime, 60000)],
> properties=[w$start, w$end, w$rowtime, w$proctime], select=[brand,
> platform, channel, versionName, appMajorVersion, bitmap(id) AS $f5,
> start('w$) AS w$start, end('w$) AS w$end, rowtime('w$) AS w$rowtime,
> proctime('w$) AS w$proctime]) -> Calc(select=[toLong(w$start) AS
> curTimestamp, brand, platform, channel, versionName, appMajorVersion,
> uv($f5) AS bmp]) -> SinkConversionToTuple2 -> (Flat Map, Flat Map -> Sink:
> Unnamed) (321/480) (8eb918b493ea26e2bb60f8307347dc1a) switched from RUNNING
> to FAILED.
> java.lang.ArrayIndexOutOfBoundsException: -1
> at com.esotericsoftware.kryo.util.IntArray.add(IntArray.java:61)
> at com.esotericsoftware.kryo.Kryo.readReferenceOrNull(Kryo.java:800)
> at com.esotericsoftware.kryo.Kryo.readObject(Kryo.java:655)
> at
> org.apache.flink.api.java.typeutils.runtime.kryo.KryoSerializer.copy(KryoSerializer.java:262)
> at
> org.apache.flink.table.runtime.typeutils.BinaryGenericSerializer.copy(BinaryGenericSerializer.java:62)
> at
> org.apache.flink.table.runtime.typeutils.BinaryGenericSerializer.copy(BinaryGenericSerializer.java:37)
> at
> org.apache.flink.table.runtime.typeutils.BaseRowSerializer.copyBaseRow(BaseRowSerializer.java:150)
> at
> org.apache.flink.table.runtime.typeutils.BaseRowSerializer.copy(BaseRowSerializer.java:117)
> at
> org.apache.flink.table.runtime.typeutils.BaseRowSerializer.copy(BaseRowSerializer.java:50)
> at
> org.apache.flink.runtime.state.heap.CopyOnWriteStateMap.get(CopyOnWriteStateMap.java:297)
> at
> org.apache.flink.runtime.state.heap.StateTable.get(StateTable.java:244)
> at
> org.apache.flink.runtime.state.heap.StateTable.get(StateTable.java:138)
> at
> org.apache.flink.runtime.state.heap.HeapValueState.value(HeapValueState.java:73)
> at
> org.apache.flink.table.runtime.operators.window.WindowOperator.processElement(WindowOperator.java:337)
> at
> org.apache.flink.streaming.runtime.tasks.OneInputStreamTask$StreamTaskNetworkOutput.processRecord(OneInputStreamTask.java:204)
> at
> org.apache.flink.streaming.runtime.tasks.OneInputStreamTask$StreamTaskNetworkOutput.emitRecord(OneInputStreamTask.java:196)
> at
> org.apache.flink.streaming.runtime.io.StreamTaskNetworkInput.processElement(StreamTaskNetworkInput.java:151)
> at
> org.apache.flink.streaming.runtime.io.StreamTaskNetworkInput.emitNext(StreamTaskNetworkInput.java:128)
> at
> org.apache.flink.streaming.runtime.io.StreamOneInputProcessor.processInput(StreamOneInputProcessor.java:69)
> at
> org.apache.flink.streaming.runtime.tasks.StreamTask.processInput(StreamTask.java:311)
> at
> org.apache.flink.streaming.runtime.tasks.mailbox.MailboxProcessor.runMailboxLoop(MailboxProcessor.java:187)
> at
> org.apache.flink.streaming.runtime.tasks.StreamTask.runMailboxLoop(StreamTask.java:487)
> at
> org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:470)
> at org.apache.flink.runtime.taskmanager.Task.doRun(Task.java:707)
> at org.apache.flink.runtime.taskmanager.Task.run(Task.java:532)
> at java.lang.Thread.run(Thread.java:745)
>
> Do I need register Roaring64NavigableMap somewhere? Anyone can help
> me? Thank you.
>
>
