Scott Wegner created BEAM-399:
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Summary: SerializableCoder.equals does not handle null
Key: BEAM-399
URL: https://issues.apache.org/jira/browse/BEAM-399
Project: Beam
Issue Type: Bug
Components: sdk-java-core
Reporter: Scott Wegner
Priority: Minor
[FindBugs
DC_DOUBLECHECK|https://github.com/apache/incubator-beam/blob/58a029a06aea1030279e5da8f9fa3114f456c1db/sdks/java/build-tools/src/main/resources/beam/findbugs-filter.xml#L72]:
Possible double check of field
Applies to:
[JAXBCoder.getContext|https://github.com/apache/incubator-beam/blob/58a029a06aea1030279e5da8f9fa3114f456c1db/sdks/java/core/src/main/java/org/apache/beam/sdk/coders/JAXBCoder.java#L113].
For details on why this is incorrect, see:
http://www.cs.umd.edu/~pugh/java/memoryModel/DoubleCheckedLocking.html
This is a good starter bug. When fixing, please remove the corresponding
entries from
[findbugs-filter.xml|https://github.com/apache/incubator-beam/blob/master/sdks/java/build-tools/src/main/resources/beam/findbugs-filter.xml]
and verify the build passes.
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