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ASF GitHub Bot commented on NIFI-4726: -------------------------------------- GitHub user mgaido91 opened a pull request: https://github.com/apache/nifi/pull/2363 NIFI-4726: Avoid concurrency issues in JoltTransformJSON 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: - [x] Is there a JIRA ticket associated with this PR? Is it referenced in the commit message? - [x] 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. - [x] Has your PR been rebased against the latest commit within the target branch (typically master)? - [x] Is your initial contribution a single, squashed commit? ### For code changes: - [x] Have you ensured that the full suite of tests is executed via mvn -Pcontrib-check clean install at the root nifi folder? - [ ] Have you written or updated unit tests to verify your changes? - [ ] If adding new dependencies to the code, are these dependencies licensed in a way that is compatible for inclusion under [ASF 2.0](http://www.apache.org/legal/resolved.html#category-a)? NA - [ ] If applicable, have you updated the LICENSE file, including the main LICENSE file under nifi-assembly? NA - [ ] If applicable, have you updated the NOTICE file, including the main NOTICE file found under nifi-assembly? NA - [ ] If adding new Properties, have you added .displayName in addition to .name (programmatic access) for each of the new properties? NA ### For documentation related changes: - [ ] Have you ensured that format looks appropriate for the output in which it is rendered? NA ### Note: Please ensure that once the PR is submitted, you check travis-ci for build issues and submit an update to your PR as soon as possible. You can merge this pull request into a Git repository by running: $ git pull https://github.com/mgaido91/nifi NIFI-4726 Alternatively you can review and apply these changes as the patch at: https://github.com/apache/nifi/pull/2363.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 #2363 ---- commit 5f938708b797f4894005ab16300585792d6f1da0 Author: mark91 <marcogaido91@...> Date: 2017-12-28T16:14:32Z NIFI-4726: Avoid concurrency issues in JoltTransformJSON ---- > Concurrency issue with JoltTransformJson > ---------------------------------------- > > Key: NIFI-4726 > URL: https://issues.apache.org/jira/browse/NIFI-4726 > Project: Apache NiFi > Issue Type: Bug > Reporter: Marco Gaido > > JoltTransformJson uses under the hood Jackson to parse JSONs. On heavy > multithreading workloads, Jackson can have concurrency problem, as also > described in this Stackoverflow thread > https://stackoverflow.com/questions/17924865/jsonmappingexception-was-java-lang-arrayindexoutofboundsexception. > This can cause all the parsing to fail when this problem occurs. -- This message was sent by Atlassian JIRA (v6.4.14#64029)