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https://issues.apache.org/jira/browse/FLINK-4053?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15369327#comment-15369327
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ASF GitHub Bot commented on FLINK-4053:
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Github user mushketyk commented on the issue:
https://github.com/apache/flink/pull/2128
Hi all. If this is fine and useful, could someone please merge this?
> Return value from Connection should be checked against null
> -----------------------------------------------------------
>
> Key: FLINK-4053
> URL: https://issues.apache.org/jira/browse/FLINK-4053
> Project: Flink
> Issue Type: Bug
> Reporter: Ted Yu
> Assignee: Ivan Mushketyk
> Priority: Minor
>
> In RMQSource.java and RMQSink.java, there is code in the following pattern:
> {code}
> connection = factory.newConnection();
> channel = connection.createChannel();
> {code}
> According to
> https://www.rabbitmq.com/releases/rabbitmq-java-client/current-javadoc/com/rabbitmq/client/Connection.html#createChannel()
> :
> {code}
> Returns:
> a new channel descriptor, or null if none is available
> {code}
> The return value should be checked against null.
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