Ted Yu created FLINK-4053:
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Summary: 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
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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