@Override
public List<Module> getMostRecentlyUsed() {
List<ModuleUsage> used = dataStore.getUsages();
used.sort((a, b) -> Long.compare(b.getLastSeen(), a.getLastSeen()));
return used.stream()
.map(u -> modulesMap.get(u.getModuleId()))
.filter(m -> m != null)
.collect(toList());
}
@Override
public long getTotalUsage() {
return dataStore.getTotalUsage();
}
@Override
public void clear() {
dataStore.clear();
}
@Override
public void incrementUsageFor(String moduleId) {
dataStore.incrementUsageFor(moduleId);
}