| // Copyright 2016 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "third_party/blink/renderer/core/timing/performance_long_task_timing.h" |
| |
| #include "third_party/blink/renderer/bindings/core/v8/v8_object_builder.h" |
| #include "third_party/blink/renderer/core/frame/dom_window.h" |
| #include "third_party/blink/renderer/core/performance_entry_names.h" |
| #include "third_party/blink/renderer/core/timing/sub_task_attribution.h" |
| #include "third_party/blink/renderer/core/timing/task_attribution_timing.h" |
| #include "third_party/blink/renderer/platform/runtime_enabled_features.h" |
| |
| namespace blink { |
| |
| // static |
| PerformanceLongTaskTiming* PerformanceLongTaskTiming::Create( |
| double start_time, |
| double end_time, |
| const AtomicString& name, |
| const String& frame_src, |
| const String& frame_id, |
| const String& frame_name, |
| const SubTaskAttribution::EntriesVector& sub_task_attributions) { |
| return new PerformanceLongTaskTiming(start_time, end_time, name, frame_src, |
| frame_id, frame_name, |
| sub_task_attributions); |
| } |
| |
| PerformanceLongTaskTiming::PerformanceLongTaskTiming( |
| double start_time, |
| double end_time, |
| const AtomicString& name, |
| const String& culprit_frame_src, |
| const String& culprit_frame_id, |
| const String& culprit_frame_name, |
| const SubTaskAttribution::EntriesVector& sub_task_attributions) |
| : PerformanceEntry(name, start_time, end_time) { |
| // Only one possible container type exists currently: "iframe". |
| if (RuntimeEnabledFeatures::LongTaskV2Enabled()) { |
| for (auto&& it : sub_task_attributions) { |
| TaskAttributionTiming* attribution_entry = TaskAttributionTiming::Create( |
| it->subTaskName(), "iframe", culprit_frame_src, culprit_frame_id, |
| culprit_frame_name, it->highResStartTime(), |
| it->highResStartTime() + it->highResDuration(), it->scriptURL()); |
| attribution_.push_back(*attribution_entry); |
| } |
| } else { |
| // Only one possible task type exists currently: "script". |
| TaskAttributionTiming* attribution_entry = |
| TaskAttributionTiming::Create("unknown", "iframe", culprit_frame_src, |
| culprit_frame_id, culprit_frame_name); |
| attribution_.push_back(*attribution_entry); |
| } |
| } |
| |
| PerformanceLongTaskTiming::~PerformanceLongTaskTiming() = default; |
| |
| AtomicString PerformanceLongTaskTiming::entryType() const { |
| return performance_entry_names::kLongtask; |
| } |
| |
| PerformanceEntryType PerformanceLongTaskTiming::EntryTypeEnum() const { |
| return PerformanceEntry::EntryType::kLongTask; |
| } |
| |
| TaskAttributionVector PerformanceLongTaskTiming::attribution() const { |
| return attribution_; |
| } |
| |
| void PerformanceLongTaskTiming::BuildJSONValue(V8ObjectBuilder& builder) const { |
| PerformanceEntry::BuildJSONValue(builder); |
| Vector<ScriptValue> attribution; |
| for (unsigned i = 0; i < attribution_.size(); i++) { |
| attribution.push_back( |
| attribution_[i]->toJSONForBinding(builder.GetScriptState())); |
| } |
| builder.Add("attribution", attribution); |
| } |
| |
| void PerformanceLongTaskTiming::Trace(blink::Visitor* visitor) { |
| visitor->Trace(attribution_); |
| PerformanceEntry::Trace(visitor); |
| } |
| |
| } // namespace blink |