Abstract base class for the high availability services for Flink YARN applications that support no master fail over.
The basis of
These YarnHighAvailabilityServices are for the Application Master in setups where there is one ResourceManager that is statically configured in the Flink configuration.
These YarnHighAvailabilityServices are for use by the TaskManager in setups, where there is one ResourceManager that is statically configured in the Flink configuration.
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