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// Copyright 2016 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef V8_INSPECTOR_V8_HEAP_PROFILER_AGENT_IMPL_H_
#define V8_INSPECTOR_V8_HEAP_PROFILER_AGENT_IMPL_H_
#include <memory>
#include "src/base/macros.h"
#include "src/inspector/protocol/Forward.h"
#include "src/inspector/protocol/HeapProfiler.h"
#include "include/v8.h"
namespace v8_inspector {
class V8InspectorSessionImpl;
using protocol::Maybe;
using protocol::Response;
class V8HeapProfilerAgentImpl : public protocol::HeapProfiler::Backend {
public:
V8HeapProfilerAgentImpl(V8InspectorSessionImpl*, protocol::FrontendChannel*,
protocol::DictionaryValue* state);
~V8HeapProfilerAgentImpl() override;
V8HeapProfilerAgentImpl(const V8HeapProfilerAgentImpl&) = delete;
V8HeapProfilerAgentImpl& operator=(const V8HeapProfilerAgentImpl&) = delete;
void restore();
void collectGarbage(
std::unique_ptr<CollectGarbageCallback> callback) override;
Response enable() override;
Response startTrackingHeapObjects(Maybe<bool> trackAllocations) override;
Response stopTrackingHeapObjects(
Maybe<bool> reportProgress,
Maybe<bool> treatGlobalObjectsAsRoots) override;
Response disable() override;
Response takeHeapSnapshot(Maybe<bool> reportProgress,
Maybe<bool> treatGlobalObjectsAsRoots) override;
Response getObjectByHeapObjectId(
const String16& heapSnapshotObjectId, Maybe<String16> objectGroup,
std::unique_ptr<protocol::Runtime::RemoteObject>* result) override;
Response addInspectedHeapObject(
const String16& inspectedHeapObjectId) override;
Response getHeapObjectId(const String16& objectId,
String16* heapSnapshotObjectId) override;
Response startSampling(Maybe<double> samplingInterval) override;
Response stopSampling(
std::unique_ptr<protocol::HeapProfiler::SamplingHeapProfile>*) override;
Response getSamplingProfile(
std::unique_ptr<protocol::HeapProfiler::SamplingHeapProfile>*) override;
private:
struct AsyncGC;
class GCTask;
void startTrackingHeapObjectsInternal(bool trackAllocations);
void stopTrackingHeapObjectsInternal();
void requestHeapStatsUpdate();
static void onTimer(void*);
V8InspectorSessionImpl* m_session;
v8::Isolate* m_isolate;
protocol::HeapProfiler::Frontend m_frontend;
protocol::DictionaryValue* m_state;
bool m_hasTimer;
std::shared_ptr<AsyncGC> m_async_gc;
};
} // namespace v8_inspector
#endif // V8_INSPECTOR_V8_HEAP_PROFILER_AGENT_IMPL_H_