[UIMA-6183] NullPointerException in RutaLiteralMatcher.java:72

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.8.0ruta
• Fix Version/s: 2.8.1ruta, 3.0.1ruta
• Component/s: Ruta

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

• Assignee: Peter Klügl
• Reporter: Jörg Waitelonis
• Created: 30/Jan/20 21:06
• Updated: 20/Mar/20 19:42
• Resolved: 17/Feb/20 14:59

Description

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:

71: RutaBasic beginAnchor = stream.getBeginAnchor(begin);
72: if (beginAnchor.getEnd() == end) {

(beginAnchor is null)

Issue Links

• is duplicated by: UIMA-6195 RutaLiteralMatcher throws NPE
• is duplicated by: UIMA-6194 Ruta: RutaLiteralMatcher throws exception for special choice of string