content/browser/debugger/devtools_tracing_handler.cc - Issue 11630004: DevTools: rename debugger/ to devtools/, move DevTools files into content/renderer/devtools.

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Issue 11630004: DevTools: rename debugger/ to devtools/, move DevTools files into content/renderer/devtools. (Closed) Base URL: http://git.chromium.org/chromium/src.git@master

Patch Set: For landing Created 8 years ago

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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.

2 // Use of this source code is governed by a BSD-style license that can be

3 // found in the LICENSE file.

4

5 #include "content/browser/debugger/devtools_tracing_handler.h"

6

7 #include "base/bind.h"

8 #include "base/callback.h"

9 #include "base/location.h"

10 #include "base/values.h"

11 #include "content/browser/debugger/devtools_http_handler_impl.h"

12 #include "content/public/browser/browser_thread.h"

13 #include "content/public/browser/trace_controller.h"

14 #include "content/public/browser/trace_subscriber.h"

15

16 namespace content {

17

18 DevToolsTracingHandler::DevToolsTracingHandler()

19 : has_completed_(false),

20 buffer_data_size_(0) {

21 }

22

23 DevToolsTracingHandler::~DevToolsTracingHandler() {

24 }

25

26 std::string DevToolsTracingHandler::Domain() {

27 return "Tracing";

28 }

29

30 void DevToolsTracingHandler::OnEndTracingComplete() {

31 has_completed_ = true;

32 }

33

34 void DevToolsTracingHandler::OnTraceDataCollected(

35 const scoped_refptr<base::RefCountedString>& trace_fragment) {

36 buffer_.push_back(trace_fragment->data());

37 buffer_data_size_ += trace_fragment->data().size();

38 }

39

40 base::Value* DevToolsTracingHandler::OnProtocolCommand(

41 const std::string& method,

42 const base::DictionaryValue* params,

43 base::Value** error_out) {

44 if (method == "Tracing.start")

45 return Start(params);

46 else if (method == "Tracing.end")

47 return End(params);

48 else if (method == "Tracing.hasCompleted")

49 return HasCompleted(params);

50 else if (method == "Tracing.getTraceAndReset")

51 return GetTraceAndReset(params);

52

53 base::DictionaryValue* error_object = new base::DictionaryValue();

54 error_object->SetInteger("code", -1);

55 error_object->SetString("message", "Invalid method");

56

57 *error_out = error_object;

58

59 return NULL;

60 }

61

62 base::Value* DevToolsTracingHandler::Start(

63 const base::DictionaryValue* params) {

64 std::string categories;

65 if (params && params->HasKey("categories"))

66 params->GetString("categories", &categories);

67 TraceController::GetInstance()->BeginTracing(this, categories);

68

69 return base::Value::CreateBooleanValue(true);

70 }

71

72 base::Value* DevToolsTracingHandler::End(

73 const base::DictionaryValue* /* params */) {

74 TraceController::GetInstance()->EndTracingAsync(this);

75

76 return base::Value::CreateBooleanValue(true);

77 }

78

79

80 base::Value* DevToolsTracingHandler::HasCompleted(

81 const base::DictionaryValue* /* params */) {

82

83 return base::Value::CreateBooleanValue(has_completed_);

84 }

85

86 base::Value* DevToolsTracingHandler::GetTraceAndReset(

87 const base::DictionaryValue* /* params */) {

88 std::string ret;

89 ret.reserve(buffer_data_size_);

90 for (std::vector<std::string>::const_iterator i = buffer_.begin();

91 i != buffer_.end(); ++i) {

92 if (!ret.empty())

93 ret.append(",");

94 ret.append(*i);

95 }

96 buffer_.clear();

97 has_completed_ = false;

98 buffer_data_size_ = 0;

99

100 return base::Value::CreateStringValue(ret);

101 }

102

103 } // namespace content

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