1/*
2 * Copyright (C) 2012 Intel Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#pragma once
27
28#include "ExceptionOr.h"
29#include "PerformanceMark.h"
30#include "PerformanceMeasure.h"
31#include <wtf/HashMap.h>
32#include <wtf/text/StringHash.h>
33
34namespace WebCore {
35
36class Performance;
37
38using PerformanceEntryMap = HashMap<String, Vector<RefPtr<PerformanceEntry>>>;
39
40class UserTiming {
41 WTF_MAKE_FAST_ALLOCATED;
42public:
43 explicit UserTiming(Performance&);
44
45 ExceptionOr<Ref<PerformanceMark>> mark(const String& markName);
46 void clearMarks(const String& markName);
47
48 ExceptionOr<Ref<PerformanceMeasure>> measure(const String& measureName, const String& startMark, const String& endMark);
49 void clearMeasures(const String& measureName);
50
51 Vector<RefPtr<PerformanceEntry>> getMarks() const;
52 Vector<RefPtr<PerformanceEntry>> getMeasures() const;
53
54 Vector<RefPtr<PerformanceEntry>> getMarks(const String& name) const;
55 Vector<RefPtr<PerformanceEntry>> getMeasures(const String& name) const;
56
57private:
58 ExceptionOr<double> findExistingMarkStartTime(const String& markName);
59
60 Performance& m_performance;
61 PerformanceEntryMap m_marksMap;
62 PerformanceEntryMap m_measuresMap;
63};
64
65}
66