public static boolean isNewlyAddedAssigningFinished(AssignerStatus assignerStatus) {
        return assignerStatus == NEWLY_ADDED_ASSIGNING_FINISHED;
    }
Returns whether the split assigner has finished its newly added tables assignment.
inlong-sort/sort-flink/sort-flink-v1.13/sort-connectors/mysql-cdc/src/main/java/org/apache/inlong/sort/cdc/mysql/source/assigners/AssignerStatus.java