NS_IMETHODIMP
TelemetryImpl::GetAddonHistogram(const nsACString &id, const nsACString &name,
JSContext *cx, jsval *ret)
{
AddonEntryType *addonEntry = mAddonMap.GetEntry(id);
// The given id has not been registered.
if (!addonEntry) {
return NS_ERROR_INVALID_ARG;
}
AddonHistogramMapType *histogramMap = addonEntry->mData;
AddonHistogramEntryType *histogramEntry = histogramMap->GetEntry(name);
// The given histogram name has not been registered.
if (!histogramEntry) {
return NS_ERROR_INVALID_ARG;
}
AddonHistogramInfo &info = histogramEntry->mData;
if (!info.h) {
nsCAutoString actualName;
AddonHistogramName(id, name, actualName);
if (!CreateHistogramForAddon(actualName, info)) {
return NS_ERROR_FAILURE;
}
}
return WrapAndReturnHistogram(info.h, cx, ret);
}
NS_IMETHODIMP
TelemetryImpl::HistogramFrom(const nsACString &name, const nsACString &existing_name,
JSContext *cx, jsval *ret)
{
Histogram *existing;
nsresult rv = GetHistogramByName(existing_name, &existing);
if (NS_FAILED(rv))
return rv;
uint32_t histogramType;
bool success = TelemetryHistogramType(existing, &histogramType);
if (!success)
return NS_ERROR_INVALID_ARG;
Histogram *clone;
rv = HistogramGet(PromiseFlatCString(name).get(), existing->declared_min(),
existing->declared_max(), existing->bucket_count(),
histogramType, &clone);
if (NS_FAILED(rv))
return rv;
Histogram::SampleSet ss;
existing->SnapshotSample(&ss);
clone->AddSampleSet(ss);
return WrapAndReturnHistogram(clone, cx, ret);
}
NS_IMETHODIMP
TelemetryImpl::GetHistogramById(const nsACString &name, JSContext *cx, jsval *ret)
{
// Cache names
// Note the histogram names are statically allocated
if (!mHistogramMap.Count()) {
for (PRUint32 i = 0; i < Telemetry::HistogramCount; i++) {
CharPtrEntryType *entry = mHistogramMap.PutEntry(gHistograms[i].id);
if (NS_UNLIKELY(!entry)) {
mHistogramMap.Clear();
return NS_ERROR_OUT_OF_MEMORY;
}
entry->mData = (Telemetry::ID) i;
}
}
CharPtrEntryType *entry = mHistogramMap.GetEntry(PromiseFlatCString(name).get());
if (!entry)
return NS_ERROR_FAILURE;
Histogram *h;
nsresult rv = GetHistogramByEnumId(entry->mData, &h);
if (NS_FAILED(rv))
return rv;
return WrapAndReturnHistogram(h, cx, ret);
}
NS_IMETHODIMP
TelemetryImpl::NewHistogram(const nsACString &name, uint32_t min, uint32_t max, uint32_t bucketCount, uint32_t histogramType, JSContext *cx, jsval *ret)
{
Histogram *h;
nsresult rv = HistogramGet(PromiseFlatCString(name).get(), min, max, bucketCount, histogramType, &h);
if (NS_FAILED(rv))
return rv;
h->ClearFlags(Histogram::kUmaTargetedHistogramFlag);
return WrapAndReturnHistogram(h, cx, ret);
}
NS_IMETHODIMP
TelemetryImpl::GetHistogramById(const nsACString &name, JSContext *cx, jsval *ret)
{
Histogram *h;
nsresult rv = GetHistogramByName(name, &h);
if (NS_FAILED(rv))
return rv;
return WrapAndReturnHistogram(h, cx, ret);
}
NS_IMETHODIMP
TelemetryImpl::GetAddonHistogram(const nsACString &id, const nsACString &name,
JSContext *cx, jsval *ret)
{
AddonEntryType *addonEntry = mAddonMap.GetEntry(id);
// The given id has not been registered.
if (!addonEntry) {
return NS_ERROR_INVALID_ARG;
}
AddonHistogramMapType *histogramMap = addonEntry->mData;
AddonHistogramEntryType *histogramEntry = histogramMap->GetEntry(name);
// The given histogram name has not been registered.
if (!histogramEntry) {
return NS_ERROR_INVALID_ARG;
}
AddonHistogramInfo &info = histogramEntry->mData;
Histogram *h;
if (info.h) {
h = info.h;
} else {
nsCAutoString actualName;
AddonHistogramName(id, name, actualName);
nsresult rv = HistogramGet(PromiseFlatCString(actualName).get(),
info.min, info.max, info.bucketCount,
info.histogramType, &h);
if (NS_FAILED(rv)) {
return rv;
}
// Don't let this histogram be reported via the normal means
// (e.g. Telemetry.registeredHistograms); we'll make it available in
// other ways.
h->ClearFlags(Histogram::kUmaTargetedHistogramFlag);
info.h = h;
}
return WrapAndReturnHistogram(h, cx, ret);
}
