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https://issues.apache.org/jira/browse/METRON-1877?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16691766#comment-16691766
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ASF GitHub Bot commented on METRON-1877:
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Github user justinleet commented on the issue:
https://github.com/apache/metron/pull/1268
Kicking Travis. The test failure is in metron-elasticsearch, and my
personal Travis passed
(https://travis-ci.org/justinleet/metron/builds/456098365).
@nickwallen Is it possible that the tests are more stable if we get in
https://github.com/apache/metron/pull/1247?
> Nested IF ELSE statements can cause parse errors in Stellar
> -----------------------------------------------------------
>
> Key: METRON-1877
> URL: https://issues.apache.org/jira/browse/METRON-1877
> Project: Metron
> Issue Type: Improvement
> Reporter: Justin Leet
> Assignee: Justin Leet
> Priority: Major
>
> IF ELSE statements nested inside IF ELSEstatements can cause problems with
> short-circuiting. See the following example.
> {code:java}
> Stellar>>> IF true THEN IF false THEN true ELSE false ELSE is_alert
> false
> Stellar>>> IF true THEN IF true THEN true ELSE false ELSE is_alert
> ! Invalid parse, found null
> org.apache.metron.stellar.dsl.ParseException: Invalid parse, found null
> at
> org.apache.metron.stellar.common.StellarCompiler$Expression.apply(StellarCompiler.java:211)
> at
> org.apache.metron.stellar.common.BaseStellarProcessor.parse(BaseStellarProcessor.java:145)
> at
> org.apache.metron.stellar.common.shell.DefaultStellarShellExecutor.executeStellar(DefaultStellarShellExecutor.java:401)
> at
> org.apache.metron.stellar.common.shell.DefaultStellarShellExecutor.execute(DefaultStellarShellExecutor.java:257)
> at
> org.apache.metron.stellar.common.shell.cli.StellarShell.execute(StellarShell.java:357)
> at org.jboss.aesh.console.AeshProcess.run(AeshProcess.java:53)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> at java.lang.Thread.run(Thread.java:748){code}
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