[ARTEMIS-2922] artemis-cli consumer on large message results in a ClassCastException

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.15.0, 2.16.0
• Fix Version/s: 2.19.1, 2.20.0
• Labels: ClassCastException LargeMessage artemis cli consumer

Environment

OS: Ubuntu 20.04 lts

jre/jdk: openjdk version "11.0.8" 2020-07-14

The broker has been created with

bin/artemis create --user admin --password admin --allow-anonymous broker

(no changes in the config)

The message is produced with

artemis producer --data large-test.xml.sav --destination queue://test

 

• Assignee: Justin Bertram
• Reporter: Oliver Scholz
• Created: 29/Sep/20 14:22
• Updated: 24/Jan/22 15:38
• Resolved: 24/Jan/22 15:38

Description

When i try to consume a Large Message (stored in ../data/large-messages)  with the artemis-cli

artemis consumer --message-count 1 --data export-test.xml --destination queue://test

i get an ClassCastException output

Connection brokerURL = tcp://localhost:61616

Consumer:: filter = null

Consumer ActiveMQQueue[test], thread=0 wait until 1 messages are consumed

java.lang.RuntimeException: java.lang.ClassCastException: class org.apache.activemq.artemis.core.client.impl.ClientLargeMessageImpl cannot be cast to class org.apache.activemq.artemis.core.server.LargeServerMessage (org.apache.activemq.artemis.core.client.impl.ClientLargeMessageImpl and org.apache.activemq.artemis.core.server.LargeServerMessage are in unnamed module of loader java.net.URLClassLoader @18769467)

at org.apache.activemq.artemis.cli.factory.serialize.XMLMessageSerializer.write(XMLMessageSerializer.java:74)

at org.apache.activemq.artemis.cli.commands.messages.Consumer$SerialiserMessageListener.onMessage(Consumer.java:140)

at org.apache.activemq.artemis.cli.commands.messages.ConsumerThread.handle(ConsumerThread.java:73)

at org.apache.activemq.artemis.cli.commands.messages.ConsumerThread.consume(ConsumerThread.java:192)

at org.apache.activemq.artemis.cli.commands.messages.ConsumerThread.run(ConsumerThread.java:67)

Caused by: java.lang.ClassCastException: class org.apache.activemq.artemis.core.client.impl.ClientLargeMessageImpl cannot be cast to class org.apache.activemq.artemis.core.server.LargeServerMessage (org.apache.activemq.artemis.core.client.impl.ClientLargeMessageImpl and org.apache.activemq.artemis.core.server.LargeServerMessage are in unnamed module of loader java.net.URLClassLoader @18769467)

at org.apache.activemq.artemis.cli.commands.tools.xml.XMLMessageExporter.printMessageBody(XMLMessageExporter.java:61)

at org.apache.activemq.artemis.cli.commands.tools.xml.XMLMessageExporter.printSingleMessageAsXML(XMLMessageExporter.java:53)

at org.apache.activemq.artemis.cli.factory.serialize.XMLMessageSerializer.write(XMLMessageSerializer.java:72)

... 4 more

Consumer ActiveMQQueue[test], thread=0 Consumed: 0 messages

Consumer ActiveMQQueue[test], thread=0 Consumer thread finished

Yet, the message was consumed from the queue!

Also a workaround/fix for exporting Large Messages would be great.

Issue Links

• links to: GitHub Pull Request #3815