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https://issues.apache.org/jira/browse/FLINK-16646?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Kurt Young reassigned FLINK-16646:
----------------------------------
Assignee: Jun Zhang
> flink read orc file throw a NullPointerException
> ------------------------------------------------
>
> Key: FLINK-16646
> URL: https://issues.apache.org/jira/browse/FLINK-16646
> Project: Flink
> Issue Type: Bug
> Components: Formats (JSON, Avro, Parquet, ORC, SequenceFile)
> Affects Versions: 1.10.0
> Reporter: Jun Zhang
> Assignee: Jun Zhang
> Priority: Major
> Labels: pull-request-available
> Fix For: 1.11.0
>
> Time Spent: 10m
> Remaining Estimate: 0h
>
> When I use OrcRowInputFormat to read multiple orc files, the system throws
> one NullPointerException .
> the code like this
>
> {code:java}
> StreamExecutionEnvironment environment =
> StreamExecutionEnvironment.getExecutionEnvironment();
> environment.setParallelism(1);
> String path = "file://tmp/dir";
> String schema = ..... ;
> OrcRowInputFormat orcRowInputFormat = new OrcRowInputFormat(
> path,
> schema,
> new org.apache.hadoop.conf.Configuration());
> DataStream dataStream =environment.createInput(orcRowInputFormat);
> dataStream.writeAsText("file:///tmp/aaa", FileSystem.WriteMode.OVERWRITE);
> environment.execute();
> {code}
>
> the exception is
>
> {code:java}
> Caused by: java.lang.NullPointerExceptionCaused by:
> java.lang.NullPointerException at
> org.apache.flink.orc.shim.OrcShimV200.computeProjectionMask(OrcShimV200.java:188)
> at
> org.apache.flink.orc.shim.OrcShimV200.createRecordReader(OrcShimV200.java:120)
> at org.apache.flink.orc.OrcSplitReader.<init>(OrcSplitReader.java:73) at
> org.apache.flink.orc.OrcRowSplitReader.<init>(OrcRowSplitReader.java:50) at
> org.apache.flink.orc.OrcRowInputFormat.open(OrcRowInputFormat.java:102) at
> org.apache.flink.streaming.api.functions.source.ContinuousFileReaderOperator$SplitReader.run(ContinuousFileReaderOperator.java:315)
> {code}
>
>
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