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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "mozilla/glean/bindings/CustomDistribution.h"
#include "mozilla/ErrorResult.h"
#include "mozilla/ResultVariant.h"
#include "mozilla/dom/GleanMetricsBinding.h"
#include "mozilla/glean/bindings/HistogramGIFFTMap.h"
#include "mozilla/glean/bindings/ScalarGIFFTMap.h"
#include "mozilla/glean/fog_ffi_generated.h"
#include "nsJSUtils.h"
#include "nsPrintfCString.h"
#include "nsString.h"
#include "js/PropertyAndElement.h" // JS_DefineProperty
#include "GIFFTFwd.h"
namespace mozilla::glean {
namespace impl {
void CustomDistributionMetric::AccumulateSamples(
const nsTArray<uint64_t>& aSamples) const {
auto hgramId = HistogramIdForMetric(mId);
if (hgramId) {
auto id = hgramId.extract();
// N.B.: There is an `Accumulate(nsTArray<T>)`, but `T` is `uint32_t` and
// we got `uint64_t`s here.
for (auto sample : aSamples) {
TelemetryHistogram::Accumulate(id, sample);
}
} else if (IsSubmetricId(mId)) {
GetLabeledDistributionMirrorLock().apply([&](const auto& lock) {
auto tuple = lock.ref()->MaybeGet(mId);
if (tuple) {
for (auto sample : aSamples) {
TelemetryHistogram::Accumulate(std::get<0>(tuple.ref()),
std::get<1>(tuple.ref()), sample);
}
}
});
}
fog_custom_distribution_accumulate_samples(mId, &aSamples);
}
void CustomDistributionMetric::AccumulateSingleSample(uint64_t aSample) const {
auto hgramId = HistogramIdForMetric(mId);
if (hgramId) {
auto id = hgramId.extract();
TelemetryHistogram::Accumulate(id, aSample);
} else if (IsSubmetricId(mId)) {
GetLabeledDistributionMirrorLock().apply([&](const auto& lock) {
auto tuple = lock.ref()->MaybeGet(mId);
if (tuple) {
TelemetryHistogram::Accumulate(std::get<0>(tuple.ref()),
std::get<1>(tuple.ref()), aSample);
}
});
}
fog_custom_distribution_accumulate_single_sample(mId, aSample);
}
void CustomDistributionMetric::AccumulateSamplesSigned(
const nsTArray<int64_t>& aSamples) const {
auto hgramId = HistogramIdForMetric(mId);
if (hgramId) {
auto id = hgramId.extract();
// N.B.: There is an `Accumulate(nsTArray<T>)`, but `T` is `uint32_t` and
// we got `int64_t`s here.
for (auto sample : aSamples) {
TelemetryHistogram::Accumulate(id, sample);
}
} else if (IsSubmetricId(mId)) {
GetLabeledDistributionMirrorLock().apply([&](const auto& lock) {
auto tuple = lock.ref()->MaybeGet(mId);
if (tuple) {
for (auto sample : aSamples) {
TelemetryHistogram::Accumulate(std::get<0>(tuple.ref()),
std::get<1>(tuple.ref()), sample);
}
}
});
}
fog_custom_distribution_accumulate_samples_signed(mId, &aSamples);
}
void CustomDistributionMetric::AccumulateSingleSampleSigned(
int64_t aSample) const {
auto hgramId = HistogramIdForMetric(mId);
if (hgramId) {
auto id = hgramId.extract();
TelemetryHistogram::Accumulate(id, aSample);
} else if (IsSubmetricId(mId)) {
GetLabeledDistributionMirrorLock().apply([&](const auto& lock) {
auto tuple = lock.ref()->MaybeGet(mId);
if (tuple) {
TelemetryHistogram::Accumulate(std::get<0>(tuple.ref()),
std::get<1>(tuple.ref()), aSample);
}
});
}
fog_custom_distribution_accumulate_single_sample_signed(mId, aSample);
}
Result<Maybe<DistributionData>, nsCString>
CustomDistributionMetric::TestGetValue(const nsACString& aPingName) const {
nsCString err;
if (fog_custom_distribution_test_get_error(mId, &err)) {
return Err(err);
}
if (!fog_custom_distribution_test_has_value(mId, &aPingName)) {
return Maybe<DistributionData>();
}
nsTArray<uint64_t> buckets;
nsTArray<uint64_t> counts;
uint64_t sum;
uint64_t count;
fog_custom_distribution_test_get_value(mId, &aPingName, &sum, &count,
&buckets, &counts);
return Some(DistributionData(buckets, counts, sum, count));
}
} // namespace impl
/* virtual */
JSObject* GleanCustomDistribution::WrapObject(
JSContext* aCx, JS::Handle<JSObject*> aGivenProto) {
return dom::GleanCustomDistribution_Binding::Wrap(aCx, this, aGivenProto);
}
void GleanCustomDistribution::AccumulateSamples(
const dom::Sequence<int64_t>& aSamples) {
mCustomDist.AccumulateSamplesSigned(aSamples);
}
void GleanCustomDistribution::AccumulateSingleSample(const int64_t aSample) {
mCustomDist.AccumulateSingleSampleSigned(aSample);
}
void GleanCustomDistribution::TestGetValue(
const nsACString& aPingName,
dom::Nullable<dom::GleanDistributionData>& aRetval, ErrorResult& aRv) {
auto result = mCustomDist.TestGetValue(aPingName);
if (result.isErr()) {
aRv.ThrowDataError(result.unwrapErr());
return;
}
auto optresult = result.unwrap();
if (optresult.isNothing()) {
return;
}
dom::GleanDistributionData ret;
ret.mSum = optresult.ref().sum;
ret.mCount = optresult.ref().count;
auto& data = optresult.ref().values;
for (const auto& entry : data) {
dom::binding_detail::RecordEntry<nsCString, uint64_t> bucket;
bucket.mKey = nsPrintfCString("%" PRIu64, entry.GetKey());
bucket.mValue = entry.GetData();
ret.mValues.Entries().EmplaceBack(std::move(bucket));
}
aRetval.SetValue(std::move(ret));
}
} // namespace mozilla::glean
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