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Posted to dev@uima.apache.org by "Jörg Waitelonis (Jira)" <de...@uima.apache.org> on 2020/01/30 21:07:00 UTC

[jira] [Created] (UIMA-6183) NullPointerException in RutaLiteralMatcher.java:72

Jörg Waitelonis created UIMA-6183:
-------------------------------------

             Summary: NullPointerException in RutaLiteralMatcher.java:72 
                 Key: UIMA-6183
                 URL: https://issues.apache.org/jira/browse/UIMA-6183
             Project: UIMA
          Issue Type: Bug
          Components: Ruta
    Affects Versions: 2.8.0ruta
         Environment: UIMA Rute 2.8.0 workbench in fresh installation of Eclipse IDE for Enterprise Java Developers. (Version: 2019-12 (4.14.0) Build id: 20191212-1212) on MacOS 10.12.6
            Reporter: Jörg Waitelonis


For some of the following rule/document examples a NullPointerException is thrown in RutaLiteralMatcher.java:72:

RUTA Script: 

DECLARE Anno;
"W"{->MARK(Anno)};

Document content to reproduce:

<W ? >        -> working
<W a >        -> not working (NPE thrown)
<W a            -> working
<W >           -> not working (NPE thrown)

The NPE is thrown in line 72 of RutaLiteralMatcher.java: 

RutaBasic beginAnchor = stream.getBeginAnchor(begin);

('beginAnchor' is null)



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