/*
* Copyright (c) 2010, Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef ScriptProfiler_h
#define ScriptProfiler_h
#include "bindings/v8/ScriptHeapSnapshot.h"
#include "bindings/v8/ScriptState.h"
#include "core/inspector/ScriptProfile.h"
#include "wtf/Forward.h"
#include "wtf/PassRefPtr.h"
#include "wtf/text/WTFString.h"
namespace WebCore {
class ExternalStringVisitor;
class WrappedNodeVisitor;
class Page;
class ScriptObject;
class ScriptValue;
class WorkerGlobalScope;
class ScriptProfiler {
WTF_MAKE_NONCOPYABLE(ScriptProfiler);
public:
class HeapSnapshotProgress {
public:
virtual ~HeapSnapshotProgress() { }
virtual void Start(int totalWork) = 0;
virtual void Worked(int workDone) = 0;
virtual void Done() = 0;
virtual bool isCanceled() = 0;
};
class OutputStream {
public:
virtual ~OutputStream() { }
virtual void write(const uint32_t* chunk, const int size) = 0;
};
static void collectGarbage();
static ScriptObject objectByHeapObjectId(unsigned id);
static unsigned getHeapObjectId(const ScriptValue&);
static void clearHeapObjectIds();
static void setSamplingInterval(int intervalUs);
static void start(const String& title);
static PassRefPtr<ScriptProfile> stop(const String& title);
static PassRefPtr<ScriptHeapSnapshot> takeHeapSnapshot(const String& title, HeapSnapshotProgress*);
static void startTrackingHeapObjects(bool trackAllocations);
static void stopTrackingHeapObjects();
static unsigned requestHeapStatsUpdate(OutputStream*);
static void initialize();
static void visitNodeWrappers(WrappedNodeVisitor*);
static HashMap<String, double>* currentProfileNameIdleTimeMap();
static void setIdle(bool isIdle);
};
} // namespace WebCore
#endif // ScriptProfiler_h