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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef TracedValue_h | 5 #ifndef TracedValue_h |
6 #define TracedValue_h | 6 #define TracedValue_h |
7 | 7 |
8 #include "base/memory/ref_counted.h" | 8 #include "base/trace_event/trace_event_argument.h" |
9 #include "platform/EventTracer.h" | 9 #include "platform/PlatformExport.h" |
10 #include "wtf/text/WTFString.h" | 10 #include "wtf/text/WTFString.h" |
11 #include <memory> | |
12 | |
13 namespace base { | |
14 namespace trace_event { | |
15 class TracedValue; | |
16 } | |
17 } | |
18 | 11 |
19 namespace blink { | 12 namespace blink { |
20 | 13 |
21 // TracedValue copies all passed names and values and doesn't retain references. | 14 // TracedValue copies all passed names and values and doesn't retain references. |
22 class PLATFORM_EXPORT TracedValue final { | 15 class PLATFORM_EXPORT TracedValue final : public base::trace_event::ConvertableT
oTraceFormat { |
23 WTF_MAKE_NONCOPYABLE(TracedValue); | 16 WTF_MAKE_NONCOPYABLE(TracedValue); |
24 | 17 |
25 public: | 18 public: |
26 ~TracedValue(); | 19 ~TracedValue(); |
27 | 20 |
28 static std::unique_ptr<TracedValue> create(); | 21 static std::unique_ptr<TracedValue> create(); |
29 | 22 |
30 void endDictionary(); | 23 void endDictionary(); |
31 void endArray(); | 24 void endArray(); |
32 | 25 |
33 void setInteger(const char* name, int value); | 26 void setInteger(const char* name, int value); |
34 void setDouble(const char* name, double); | 27 void setDouble(const char* name, double); |
35 void setBoolean(const char* name, bool value); | 28 void setBoolean(const char* name, bool value); |
36 void setString(const char* name, const String& value); | 29 void setString(const char* name, const String& value); |
37 void beginArray(const char* name); | 30 void beginArray(const char* name); |
38 void beginDictionary(const char* name); | 31 void beginDictionary(const char* name); |
39 | 32 |
40 void pushInteger(int); | 33 void pushInteger(int); |
41 void pushDouble(double); | 34 void pushDouble(double); |
42 void pushBoolean(bool); | 35 void pushBoolean(bool); |
43 void pushString(const String&); | 36 void pushString(const String&); |
44 void beginArray(); | 37 void beginArray(); |
45 void beginDictionary(); | 38 void beginDictionary(); |
46 | 39 |
47 String toString() const; | 40 String toString() const; |
48 | 41 |
49 private: | 42 private: |
50 TracedValue(); | 43 TracedValue(); |
51 | 44 |
52 // This will be moved (and become null) when TracedValue is passed to | 45 // ConvertableToTraceFormat |
53 // EventTracer::addTraceEvent(). | 46 using base::trace_event::ConvertableToTraceFormat::ToString; // Hide this me
thod from blink code. |
54 std::unique_ptr<base::trace_event::TracedValue> m_tracedValue; | 47 void AppendAsTraceFormat(std::string*) const final; |
| 48 void EstimateTraceMemoryOverhead(base::trace_event::TraceEventMemoryOverhead
*) final; |
55 | 49 |
56 friend class EventTracer; | 50 base::trace_event::TracedValue m_tracedValue; |
57 }; | 51 }; |
58 | 52 |
59 } // namespace blink | 53 } // namespace blink |
60 | 54 |
61 #endif // TracedValue_h | 55 #endif // TracedValue_h |
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