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Posted to dev@avro.apache.org by "Ismaël Mejía (JIRA)" <ji...@apache.org> on 2019/03/28 09:16:00 UTC
[jira] [Updated] (AVRO-2356) GenericDatumWriter.write must require
encoder to be not null
[ https://issues.apache.org/jira/browse/AVRO-2356?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Ismaël Mejía updated AVRO-2356:
-------------------------------
Summary: GenericDatumWriter.write must require encoder to be not null (was: Encoder Cannot Be Null)
> GenericDatumWriter.write must require encoder to be not null
> ------------------------------------------------------------
>
> Key: AVRO-2356
> URL: https://issues.apache.org/jira/browse/AVRO-2356
> Project: Apache Avro
> Issue Type: Improvement
> Components: java
> Reporter: David Mollitor
> Assignee: David Mollitor
> Priority: Minor
> Fix For: 1.9.0
>
>
> I was recently doing some debugging and writing tests for Avro and I received the following stack trace:
> {code}
> java.lang.NullPointerException: null of E in field f of R
> at org.apache.avro.generic.GenericDatumWriter.npe(GenericDatumWriter.java:147)
> at org.apache.avro.generic.GenericDatumWriter.writeWithoutConversion(GenericDatumWriter.java:141)
> at org.apache.avro.generic.GenericDatumWriter.write(GenericDatumWriter.java:77)
> at org.apache.avro.generic.GenericDatumWriter.write(GenericDatumWriter.java:64)
> {code}
> That took me quite awhile to decipher. How about me Avro a library for laypeople. I propose:
> {code}
> java.lang.NullPointerException: Encoder cannot be null
> at java.util.Objects.requireNonNull(Objects.java:228)
> at org.apache.avro.generic.GenericDatumWriter.write(GenericDatumWriter.java:63)
> at org.apache.avro.test.basic.ExtendedEnumPerf.encode(ExtendedEnumPerf.java:26)
> {code}
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