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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
#ifndef mozilla_glean_DistributionData_h
#define mozilla_glean_DistributionData_h
#include "nsTHashMap.h"
namespace mozilla::glean {
struct DistributionData final {
uint64_t sum;
uint64_t count;
nsTHashMap<nsUint64HashKey, uint64_t> values;
/**
* Create distribution data from the buckets, counts and sum,
* as returned by `fog_*_distribution_test_get_value`.
*/
DistributionData(const nsTArray<uint64_t>& aBuckets,
const nsTArray<uint64_t>& aCounts, uint64_t aSum,
uint64_t aCount)
: sum(aSum), count(aCount) {
for (size_t i = 0; i < aBuckets.Length(); ++i) {
this->values.InsertOrUpdate(aBuckets[i], aCounts[i]);
}
}
friend std::ostream& operator<<(std::ostream& aStream,
const DistributionData& aDist) {
aStream << "DistributionData(";
aStream << "sum=" << aDist.sum << ", ";
aStream << "count=" << aDist.count << ", ";
aStream << "values={";
bool first = true;
for (const auto& entry : aDist.values) {
if (!first) {
aStream << ", ";
}
first = false;
const uint64_t bucket = entry.GetKey();
const uint64_t count = entry.GetData();
aStream << bucket << "=" << count;
}
aStream << "}";
aStream << ")";
return aStream;
}
};
} // namespace mozilla::glean
#endif /* mozilla_glean_DistributionData_h */