[ https://issues.apache.org/jira/browse/NIFI-7039?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Tamas Palfy updated NIFI-7039: ------------------------------ Issue Type: Bug (was: Improvement) > PublishJMS can fail with ConcurrentModificationException > -------------------------------------------------------- > > Key: NIFI-7039 > URL: https://issues.apache.org/jira/browse/NIFI-7039 > Project: Apache NiFi > Issue Type: Bug > Components: Extensions > Reporter: Tamas Palfy > Priority: Major > > {{PublishJMS}} tries to cleanup flowfile attributes before sending them over > JMS. > However it does so via iterating over the entries of a Map and removing > unwanted ones - within the same iteration cycle: > {code:java} > for (final Map.Entry<String,String> entry : > attributesToSend.entrySet()) { > if (!entry.getKey().endsWith(".type")){ > if (entry.getKey().contains("-") || > entry.getKey().contains(".")) { > attributesToSend.remove(entry.getKey()); > } > } > } > {code} > This is undetermenistic and should not be done as can lead to > ConcurrentModificationException. -- This message was sent by Atlassian Jira (v8.3.4#803005)