File: traced_value.h

package info (click to toggle)
chromium-browser 70.0.3538.110-1~deb9u1
  • links: PTS, VCS
  • area: main
  • in suites: stretch
  • size: 1,619,476 kB
  • sloc: cpp: 13,024,755; ansic: 1,349,823; python: 916,672; xml: 314,489; java: 280,047; asm: 276,936; perl: 75,771; objc: 66,634; sh: 45,860; cs: 28,354; php: 11,064; makefile: 10,911; yacc: 9,109; tcl: 8,403; ruby: 4,065; lex: 1,779; pascal: 1,411; lisp: 1,055; awk: 41; jsp: 39; sed: 17; sql: 3
file content (65 lines) | stat: -rw-r--r-- 2,102 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
// Copyright 2014 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.

#ifndef THIRD_PARTY_BLINK_RENDERER_PLATFORM_INSTRUMENTATION_TRACING_TRACED_VALUE_H_
#define THIRD_PARTY_BLINK_RENDERER_PLATFORM_INSTRUMENTATION_TRACING_TRACED_VALUE_H_

#include "base/macros.h"
#include "base/trace_event/trace_event_argument.h"
#include "third_party/blink/renderer/platform/platform_export.h"
#include "third_party/blink/renderer/platform/wtf/text/wtf_string.h"

namespace blink {

// Thin wrapper around base::trace_event::TracedValue.
class PLATFORM_EXPORT TracedValue final
    : public base::trace_event::ConvertableToTraceFormat {
 public:
  ~TracedValue() override;

  static std::unique_ptr<TracedValue> Create();

  void EndDictionary();
  void EndArray();

  void SetInteger(const char* name, int value);
  void SetDouble(const char* name, double value);
  void SetBoolean(const char* name, bool value);
  void SetString(const char* name, const String& value);
  void BeginArray(const char* name);
  void BeginDictionary(const char* name);

  void SetIntegerWithCopiedName(const char* name, int value);
  void SetDoubleWithCopiedName(const char* name, double value);
  void SetBooleanWithCopiedName(const char* name, bool value);
  void SetStringWithCopiedName(const char* name, const String& value);
  void BeginArrayWithCopiedName(const char* name);
  void BeginDictionaryWithCopiedName(const char* name);

  void PushInteger(int);
  void PushDouble(double);
  void PushBoolean(bool);
  void PushString(const String&);
  void BeginArray();
  void BeginDictionary();

  String ToString() const;

 private:
  TracedValue();

  // ConvertableToTraceFormat

  void AppendAsTraceFormat(std::string*) const final;
  void EstimateTraceMemoryOverhead(
      base::trace_event::TraceEventMemoryOverhead*) final;

  base::trace_event::TracedValue traced_value_;

  DISALLOW_COPY_AND_ASSIGN(TracedValue);
};

}  // namespace blink

#endif  // THIRD_PARTY_BLINK_RENDERER_PLATFORM_INSTRUMENTATION_TRACING_TRACED_VALUE_H_