@Override
	public Iterable<Counter> findAll() {
		return new ArrayList<Counter>(aggregates.values());
	}
In-memory aggregate counter with minute resolution.
<p/>
Note that the data is permanently accumulated, so will grow steadily in size until the host process is restarted.

@author Luke Taylor
@author Eric Bottard
spring-xd-analytics/src/main/java/org/springframework/xd/analytics/metrics/memory/InMemoryAggregateCounterRepository.java