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// 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.
#include "content/browser/devtools/devtools_power_handler.h"
#include "base/bind.h"
#include "base/values.h"
#include "content/browser/devtools/devtools_protocol_constants.h"
#include "content/browser/power_profiler/power_profiler_service.h"
namespace content {
DevToolsPowerHandler::DevToolsPowerHandler() {
RegisterCommandHandler(devtools::Power::start::kName,
base::Bind(&DevToolsPowerHandler::OnStart,
base::Unretained(this)));
RegisterCommandHandler(devtools::Power::end::kName,
base::Bind(&DevToolsPowerHandler::OnEnd,
base::Unretained(this)));
RegisterCommandHandler(devtools::Power::canProfilePower::kName,
base::Bind(&DevToolsPowerHandler::OnCanProfilePower,
base::Unretained(this)));
}
DevToolsPowerHandler::~DevToolsPowerHandler() {
}
void DevToolsPowerHandler::OnPowerEvent(const PowerEventVector& events) {
base::DictionaryValue* params = new base::DictionaryValue();
base::ListValue* event_list = new base::ListValue();
std::vector<PowerEvent>::const_iterator iter;
for (iter = events.begin(); iter != events.end(); ++iter) {
base::DictionaryValue* event_body = new base::DictionaryValue();
DCHECK(iter->type < PowerEvent::ID_COUNT);
event_body->SetString("type", kPowerTypeNames[iter->type]);
// Use internal value to be consistent with Blink's
// monotonicallyIncreasingTime.
event_body->SetDouble("timestamp", iter->time.ToInternalValue() /
static_cast<double>(base::Time::kMicrosecondsPerMillisecond));
event_body->SetDouble("value", iter->value);
event_list->Append(event_body);
}
params->Set(devtools::Power::dataAvailable::kParamValue, event_list);
SendNotification(devtools::Power::dataAvailable::kName, params);
}
scoped_refptr<DevToolsProtocol::Response>
DevToolsPowerHandler::OnStart(
scoped_refptr<DevToolsProtocol::Command> command) {
if (PowerProfilerService::GetInstance()->IsAvailable()) {
PowerProfilerService::GetInstance()->AddObserver(this);
return command->SuccessResponse(NULL);
}
return command->InternalErrorResponse("Power profiler service unavailable");
}
scoped_refptr<DevToolsProtocol::Response>
DevToolsPowerHandler::OnEnd(scoped_refptr<DevToolsProtocol::Command> command) {
if (PowerProfilerService::GetInstance()->IsAvailable()) {
PowerProfilerService::GetInstance()->RemoveObserver(this);
return command->SuccessResponse(NULL);
}
return command->InternalErrorResponse("Power profiler service unavailable");
}
scoped_refptr<DevToolsProtocol::Response>
DevToolsPowerHandler::OnCanProfilePower(
scoped_refptr<DevToolsProtocol::Command> command) {
base::DictionaryValue* result = new base::DictionaryValue();
result->SetBoolean(devtools::kResult,
PowerProfilerService::GetInstance()->IsAvailable());
return command->SuccessResponse(result);
}
} // namespace content
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