THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
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This KIP becomes trivial after KIP-85: Dynamic JAAS configuration for Kafka clients
KIP-85 not only makes multi login easy to implement, but also removes the need for a pluggable interface to retrieve credentials not stored in jaas.conf
Proposed Changes
LoginManager should no longer be a singleton.
On the client side, LoginManager caching will be keyed on the jaas configuration object.
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