C++ SpliceableJSONWriter::DoubleProperty方法代码示例

void
GPUMarkerPayload::StreamPayload(SpliceableJSONWriter& aWriter,
                                UniqueStacks& aUniqueStacks)
{
  streamCommonProps("gpu_timer_query", aWriter, aUniqueStacks);

  aWriter.DoubleProperty("cpustart", profiler_time(mCpuTimeStart));
  aWriter.DoubleProperty("cpuend", profiler_time(mCpuTimeEnd));
  aWriter.IntProperty("gpustart", (int)mGpuTimeStart);
  aWriter.IntProperty("gpuend", (int)mGpuTimeEnd);
}

void GeckoSampler::StreamMetaJSCustomObject(SpliceableJSONWriter& aWriter)
{
  aWriter.IntProperty("version", 3);
  aWriter.DoubleProperty("interval", interval());
  aWriter.IntProperty("stackwalk", mUseStackWalk);

#ifndef SPS_STANDALONE
  mozilla::TimeDuration delta = mozilla::TimeStamp::Now() - sStartTime;
  aWriter.DoubleProperty("startTime", static_cast<double>(PR_Now()/1000.0 - delta.ToMilliseconds()));

  aWriter.IntProperty("processType", XRE_GetProcessType());

  nsresult res;
  nsCOMPtr<nsIHttpProtocolHandler> http = do_GetService(NS_NETWORK_PROTOCOL_CONTRACTID_PREFIX "http", &res);
  if (!NS_FAILED(res)) {
    nsAutoCString string;

    res = http->GetPlatform(string);
    if (!NS_FAILED(res))
      aWriter.StringProperty("platform", string.Data());

    res = http->GetOscpu(string);
    if (!NS_FAILED(res))
      aWriter.StringProperty("oscpu", string.Data());

    res = http->GetMisc(string);
    if (!NS_FAILED(res))
      aWriter.StringProperty("misc", string.Data());
  }

  nsCOMPtr<nsIXULRuntime> runtime = do_GetService("@mozilla.org/xre/runtime;1");
  if (runtime) {
    nsAutoCString string;

    res = runtime->GetXPCOMABI(string);
    if (!NS_FAILED(res))
      aWriter.StringProperty("abi", string.Data());

    res = runtime->GetWidgetToolkit(string);
    if (!NS_FAILED(res))
      aWriter.StringProperty("toolkit", string.Data());
  }

  nsCOMPtr<nsIXULAppInfo> appInfo = do_GetService("@mozilla.org/xre/app-info;1");
  if (appInfo) {
    nsAutoCString string;

    res = appInfo->GetName(string);
    if (!NS_FAILED(res))
      aWriter.StringProperty("product", string.Data());
  }
#endif
}

void GeckoSampler::StreamTaskTracer(SpliceableJSONWriter& aWriter)
{
#ifdef MOZ_TASK_TRACER
  aWriter.StartArrayProperty("data");
    nsAutoPtr<nsTArray<nsCString>> data(mozilla::tasktracer::GetLoggedData(sStartTime));
    for (uint32_t i = 0; i < data->Length(); ++i) {
      aWriter.StringElement((data->ElementAt(i)).get());
    }
  aWriter.EndArray();

  aWriter.StartArrayProperty("threads");
    ::MutexAutoLock lock(*sRegisteredThreadsMutex);
    for (size_t i = 0; i < sRegisteredThreads->size(); i++) {
      // Thread meta data
      ThreadInfo* info = sRegisteredThreads->at(i);
      aWriter.StartObjectElement();
        if (XRE_GetProcessType() == GeckoProcessType_Plugin) {
          // TODO Add the proper plugin name
          aWriter.StringProperty("name", "Plugin");
        } else {
          aWriter.StringProperty("name", info->Name());
        }
        aWriter.IntProperty("tid", static_cast<int>(info->ThreadId()));
      aWriter.EndObject();
    }
  aWriter.EndArray();

  aWriter.DoubleProperty("start", static_cast<double>(mozilla::tasktracer::GetStartTime()));
#endif
}

void
ProfilerMarkerPayload::streamCommonProps(const char* aMarkerType,
                                         SpliceableJSONWriter& aWriter,
                                         UniqueStacks& aUniqueStacks)
{
  MOZ_ASSERT(aMarkerType);
  aWriter.StringProperty("type", aMarkerType);
  if (!mStartTime.IsNull()) {
    aWriter.DoubleProperty("startTime", profiler_time(mStartTime));
  }
  if (!mEndTime.IsNull()) {
    aWriter.DoubleProperty("endTime", profiler_time(mEndTime));
  }
  if (mStack) {
    aWriter.StartObjectProperty("stack");
    {
      mStack->StreamJSON(aWriter, aUniqueStacks);
    }
    aWriter.EndObject();
  }
}

static
void BuildJavaThreadJSObject(SpliceableJSONWriter& aWriter)
{
  aWriter.Start(SpliceableJSONWriter::SingleLineStyle);
  aWriter.StringProperty("name", "Java Main Thread");

  aWriter.StartArrayProperty("samples");

    // for each sample
    for (int sampleId = 0; true; sampleId++) {
      bool firstRun = true;
      // for each frame
      for (int frameId = 0; true; frameId++) {
        nsCString result;
        bool hasFrame = AndroidBridge::Bridge()->GetFrameNameJavaProfiling(0, sampleId, frameId, result);
        // when we run out of frames, we stop looping
        if (!hasFrame) {
          // if we found at least one frame, we have objects to close
          if (!firstRun) {
              aWriter.EndArray();
            aWriter.EndObject();
          }
          break;
        }
        // the first time around, open the sample object and frames array
        if (firstRun) {
          firstRun = false;

          double sampleTime =
            mozilla::widget::GeckoJavaSampler::GetSampleTimeJavaProfiling(0, sampleId);

          aWriter.StartObjectElement();
            aWriter.DoubleProperty("time", sampleTime);

            aWriter.StartArrayProperty("frames");
        }
        // add a frame to the sample
        aWriter.StartObjectElement();
          aWriter.StringProperty("location", result.BeginReading());
        aWriter.EndObject();
      }
      // if we found no frames for this sample, we are done
      if (firstRun) {
        break;
      }
    }

  aWriter.EndArray();
  aWriter.End();
}

static
void BuildJavaThreadJSObject(SpliceableJSONWriter& aWriter)
{
  aWriter.StringProperty("name", "Java Main Thread");

  aWriter.StartArrayProperty("samples");

    // for each sample
    for (int sampleId = 0; true; sampleId++) {
      bool firstRun = true;
      // for each frame
      for (int frameId = 0; true; frameId++) {
        jni::String::LocalRef frameName =
            java::GeckoJavaSampler::GetFrameName(0, sampleId, frameId);
        // when we run out of frames, we stop looping
        if (!frameName) {
          // if we found at least one frame, we have objects to close
          if (!firstRun) {
              aWriter.EndArray();
            aWriter.EndObject();
          }
          break;
        }
        // the first time around, open the sample object and frames array
        if (firstRun) {
          firstRun = false;

          double sampleTime =
              java::GeckoJavaSampler::GetSampleTime(0, sampleId);

          aWriter.StartObjectElement();
            aWriter.DoubleProperty("time", sampleTime);

            aWriter.StartArrayProperty("frames");
        }
        // add a frame to the sample
        aWriter.StartObjectElement();
          aWriter.StringProperty("location",
                                 frameName->ToCString().BeginReading());
        aWriter.EndObject();
      }
      // if we found no frames for this sample, we are done
      if (firstRun) {
        break;
      }
    }

  aWriter.EndArray();
}