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Diffstat (limited to '')
-rw-r--r-- | toolkit/components/glean/bindings/private/Counter.cpp | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/toolkit/components/glean/bindings/private/Counter.cpp b/toolkit/components/glean/bindings/private/Counter.cpp new file mode 100644 index 0000000000..965bde75f4 --- /dev/null +++ b/toolkit/components/glean/bindings/private/Counter.cpp @@ -0,0 +1,82 @@ +/* -*- 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/Counter.h" + +#include "nsString.h" +#include "mozilla/Components.h" +#include "mozilla/ResultVariant.h" +#include "mozilla/glean/bindings/ScalarGIFFTMap.h" +#include "mozilla/glean/fog_ffi_generated.h" +#include "Common.h" +#include "nsIClassInfoImpl.h" +#include "nsIScriptError.h" + +namespace mozilla::glean { + +namespace impl { + +void CounterMetric::Add(int32_t aAmount) const { + auto scalarId = ScalarIdForMetric(mId); + if (aAmount >= 0) { + if (scalarId) { + Telemetry::ScalarAdd(scalarId.extract(), aAmount); + } else if (IsSubmetricId(mId)) { + GetLabeledMirrorLock().apply([&](auto& lock) { + auto tuple = lock.ref()->MaybeGet(mId); + if (tuple && aAmount > 0) { + Telemetry::ScalarAdd(std::get<0>(tuple.ref()), + std::get<1>(tuple.ref()), (uint32_t)aAmount); + } + }); + } + } + fog_counter_add(mId, aAmount); +} + +Result<Maybe<int32_t>, nsCString> CounterMetric::TestGetValue( + const nsACString& aPingName) const { + nsCString err; + if (fog_counter_test_get_error(mId, &err)) { + return Err(err); + } + if (!fog_counter_test_has_value(mId, &aPingName)) { + return Maybe<int32_t>(); // can't use Nothing() or templates will fail. + } + return Some(fog_counter_test_get_value(mId, &aPingName)); +} + +} // namespace impl + +NS_IMPL_CLASSINFO(GleanCounter, nullptr, 0, {0}) +NS_IMPL_ISUPPORTS_CI(GleanCounter, nsIGleanCounter) + +NS_IMETHODIMP +GleanCounter::Add(int32_t aAmount) { + mCounter.Add(aAmount); + return NS_OK; +} + +NS_IMETHODIMP +GleanCounter::TestGetValue(const nsACString& aStorageName, + JS::MutableHandle<JS::Value> aResult) { + auto result = mCounter.TestGetValue(aStorageName); + if (result.isErr()) { + aResult.set(JS::UndefinedValue()); + LogToBrowserConsole(nsIScriptError::errorFlag, + NS_ConvertUTF8toUTF16(result.unwrapErr())); + return NS_ERROR_LOSS_OF_SIGNIFICANT_DATA; + } + auto optresult = result.unwrap(); + if (optresult.isNothing()) { + aResult.set(JS::UndefinedValue()); + } else { + aResult.set(JS::Int32Value(optresult.value())); + } + return NS_OK; +} + +} // namespace mozilla::glean |