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https://issues.apache.org/jira/browse/NIFI-5633?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16627300#comment-16627300
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ASF GitHub Bot commented on NIFI-5633:
--------------------------------------
GitHub user pvillard31 opened a pull request:
https://github.com/apache/nifi/pull/3029
NIFI-5633 - allDelineatedValues can throw ArrayIndexOutOfBoundsException
Thank you for submitting a contribution to Apache NiFi.
In order to streamline the review of the contribution we ask you
to ensure the following steps have been taken:
### For all changes:
- [ ] Is there a JIRA ticket associated with this PR? Is it referenced
in the commit message?
- [ ] Does your PR title start with NIFI-XXXX where XXXX is the JIRA number
you are trying to resolve? Pay particular attention to the hyphen "-" character.
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You can merge this pull request into a Git repository by running:
$ git pull https://github.com/pvillard31/nifi NIFI-5633
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/nifi/pull/3029.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #3029
----
commit b9cbc23114a0078c47384a84e91c0c0d9b24c1b2
Author: Pierre Villard <pierre.villard.fr@...>
Date: 2018-09-25T12:57:49Z
NIFI-5633 - allDelineatedValues can throw ArrayIndexOutOfBoundsException
----
> EL - allDelineatedValues can throw ArrayIndexOutOfBoundsException
> -----------------------------------------------------------------
>
> Key: NIFI-5633
> URL: https://issues.apache.org/jira/browse/NIFI-5633
> Project: Apache NiFi
> Issue Type: Bug
> Components: Extensions
> Reporter: Pierre Villard
> Assignee: Pierre Villard
> Priority: Minor
>
> When running this unit test:
> {code:java}
> @Test
> public void testAllDelineatedValuesCount() {
> final Map<String, String> attributes = new HashMap<>();
> final String query = "${allDelineatedValues('${test}', '/'):count()}";
> attributes.put("test", "/");
> assertEquals(ResultType.WHOLE_NUMBER, Query.getResultType(query));
> assertEquals("0", Query.evaluateExpressions(query, attributes, null));
> }
> {code}
> This will throw:
> {noformat}
> java.lang.ArrayIndexOutOfBoundsException: 0
> at
> org.apache.nifi.attribute.expression.language.evaluation.selection.DelineatedAttributeEvaluator.evaluate(DelineatedAttributeEvaluator.java:65)
> at
> org.apache.nifi.attribute.expression.language.evaluation.reduce.CountEvaluator.evaluate(CountEvaluator.java:38)
> at
> org.apache.nifi.attribute.expression.language.evaluation.selection.MappingEvaluator.evaluate(MappingEvaluator.java:38)
> at
> org.apache.nifi.attribute.expression.language.Query.evaluate(Query.java:363)
> at
> org.apache.nifi.attribute.expression.language.Query.evaluateExpression(Query.java:204)
> at
> org.apache.nifi.attribute.expression.language.CompiledExpression.evaluate(CompiledExpression.java:58)
> at
> org.apache.nifi.attribute.expression.language.StandardPreparedQuery.evaluateExpressions(StandardPreparedQuery.java:51)
> at
> org.apache.nifi.attribute.expression.language.StandardPreparedQuery.evaluateExpressions(StandardPreparedQuery.java:64)
> at
> org.apache.nifi.attribute.expression.language.Query.evaluateExpressions(Query.java:223)
> at
> org.apache.nifi.attribute.expression.language.TestQuery.testAllDelineatedValuesCount(TestQuery.java:1033)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:498)
> at
> org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)
> at
> org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
> at
> org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)
> at
> org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
> at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)
> at
> org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)
> at
> org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)
> at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
> at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)
> at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
> at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
> at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)
> at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
> at
> org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:86)
> at
> org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)
> at
> org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:459)
> at
> org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:675)
> at
> org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:382)
> at
> org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:192)
> {noformat}
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