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MetricStore {
	void addMetric(String name, Object value);

	JobManagerMetricStore  jobManager;

	class JobManagerMetricStore {
		Map<String, Object> metrics;
	}

	Map<String, TaskManager>TaskManagerMetricStore> taskmanagers;

	class TaskManagerMetricStore {
		Map<String, Object> metrics;
	}

	Map<String, Job>JobMetricStore> jobs;

	class JobMetricStore {
		Map<String, Object> metrics;
		Map<String, Task>TaskMetricStore > tasks;
	}

	class TaskMetricStore {
		Map<String, Object> metrics;
		Map<String, Subtask>SubtaskMetricStore>;
	}

	class SubtaskMetricStore  {
		Map<String, Object> metrics;
	}
}

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