Yue Yang created UIMA-6483:
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Summary: UIMA SimpleServer is not compatible with the latest Ruta
feature (relation annotation)
Key: UIMA-6483
URL: https://issues.apache.org/jira/browse/UIMA-6483
Project: UIMA
Issue Type: Improvement
Components: addons
Affects Versions: 3.2.0ruta
Environment: OS: Windows 10 Professional (version: 21H2)
Eclipse: 2022-06 (4.24.0) (Build id: 20220609-1112)
Java: Eclipse Adoptium jdk-17.0.1.12-hotspot
Maven: Eclipse Embedded 3.8.4/1.18.3.20220227-1319
Apache Tomcat: 6.0.37
org.apache.uima.uimaj-core: 3.3.1
org.apache.uima.SimpleServer: 2.3.1
Reporter: Yue Yang
Fix For: 2.8.1ruta
SimpleServer does not recognize relation annotation as mentioned in [Apache
UIMA Ruta™ Guide and
Reference|[https://uima.apache.org/d/ruta-current/tools.ruta.book.html]]. It
will throw error when recognizing any such annotation.
{code:java}
HTTP Status 500 - XML output failedtype Exception reportmessage XML output
faileddescription The server encountered an internal error that prevented it
from fulfilling this request.exception java.lang.RuntimeException: XML output
failed
org.apache.uima.simpleserver.output.ResultConverter.getXMLString(ResultConverter.java:88)
org.apache.uima.simpleserver.servlet.SimpleServerServlet.transformResult(SimpleServerServlet.java:296)
org.apache.uima.simpleserver.servlet.SimpleServerServlet.analyze(SimpleServerServlet.java:213)
org.apache.uima.simpleserver.servlet.SimpleServerServlet.doPost(SimpleServerServlet.java:190)
javax.servlet.http.HttpServlet.service(HttpServlet.java:643)
javax.servlet.http.HttpServlet.service(HttpServlet.java:723)
root cause java.lang.NullPointerException: Cannot invoke
"org.apache.uima.simpleserver.output.Result.getResultEntries()" because
"result" is null
org.apache.uima.simpleserver.output.ResultConverter.getXMLString(ResultConverter.java:60)
org.apache.uima.simpleserver.servlet.SimpleServerServlet.transformResult(SimpleServerServlet.java:296)
org.apache.uima.simpleserver.servlet.SimpleServerServlet.analyze(SimpleServerServlet.java:213)
org.apache.uima.simpleserver.servlet.SimpleServerServlet.doPost(SimpleServerServlet.java:190)
javax.servlet.http.HttpServlet.service(HttpServlet.java:643)
javax.servlet.http.HttpServlet.service(HttpServlet.java:723) {code}
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