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// Copyright 2013 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/android/tracing_controller_android.h"
#include "base/android/jni_android.h"
#include "base/android/jni_string.h"
#include "base/debug/trace_event.h"
#include "base/json/json_writer.h"
#include "base/logging.h"
#include "content/public/browser/tracing_controller.h"
#include "jni/TracingControllerAndroid_jni.h"
namespace content {
static jlong Init(JNIEnv* env, jobject obj) {
TracingControllerAndroid* profiler = new TracingControllerAndroid(env, obj);
return reinterpret_cast<intptr_t>(profiler);
}
TracingControllerAndroid::TracingControllerAndroid(JNIEnv* env, jobject obj)
: weak_java_object_(env, obj),
weak_factory_(this) {}
TracingControllerAndroid::~TracingControllerAndroid() {}
void TracingControllerAndroid::Destroy(JNIEnv* env, jobject obj) {
delete this;
}
bool TracingControllerAndroid::StartTracing(JNIEnv* env,
jobject obj,
jstring jcategories,
jstring jtraceoptions) {
std::string categories =
base::android::ConvertJavaStringToUTF8(env, jcategories);
base::debug::TraceOptions trace_options;
trace_options.SetFromString(
base::android::ConvertJavaStringToUTF8(env, jtraceoptions));
// This log is required by adb_profile_chrome.py.
LOG(WARNING) << "Logging performance trace to file";
return TracingController::GetInstance()->EnableRecording(
base::debug::CategoryFilter(categories),
trace_options,
TracingController::EnableRecordingDoneCallback());
}
void TracingControllerAndroid::StopTracing(JNIEnv* env,
jobject obj,
jstring jfilepath) {
base::FilePath file_path(
base::android::ConvertJavaStringToUTF8(env, jfilepath));
if (!TracingController::GetInstance()->DisableRecording(
TracingController::CreateFileSink(
file_path,
base::Bind(&TracingControllerAndroid::OnTracingStopped,
weak_factory_.GetWeakPtr())))) {
LOG(ERROR) << "EndTracingAsync failed, forcing an immediate stop";
OnTracingStopped();
}
}
void TracingControllerAndroid::GenerateTracingFilePath(
base::FilePath* file_path) {
JNIEnv* env = base::android::AttachCurrentThread();
ScopedJavaLocalRef<jstring> jfilename =
Java_TracingControllerAndroid_generateTracingFilePath(env);
*file_path = base::FilePath(
base::android::ConvertJavaStringToUTF8(env, jfilename.obj()));
}
void TracingControllerAndroid::OnTracingStopped() {
JNIEnv* env = base::android::AttachCurrentThread();
base::android::ScopedJavaLocalRef<jobject> obj = weak_java_object_.get(env);
if (obj.obj())
Java_TracingControllerAndroid_onTracingStopped(env, obj.obj());
}
bool TracingControllerAndroid::GetKnownCategoryGroupsAsync(JNIEnv* env,
jobject obj) {
if (!TracingController::GetInstance()->GetCategories(
base::Bind(&TracingControllerAndroid::OnKnownCategoriesReceived,
weak_factory_.GetWeakPtr()))) {
return false;
}
return true;
}
void TracingControllerAndroid::OnKnownCategoriesReceived(
const std::set<std::string>& categories_received) {
scoped_ptr<base::ListValue> category_list(new base::ListValue());
for (std::set<std::string>::const_iterator it = categories_received.begin();
it != categories_received.end();
++it) {
category_list->AppendString(*it);
}
std::string received_category_list;
base::JSONWriter::Write(category_list.get(), &received_category_list);
// This log is required by adb_profile_chrome.py.
LOG(WARNING) << "{\"traceCategoriesList\": " << received_category_list << "}";
}
static jstring GetDefaultCategories(JNIEnv* env, jobject obj) {
return base::android::ConvertUTF8ToJavaString(env,
base::debug::CategoryFilter::kDefaultCategoryFilterString).Release();
}
bool RegisterTracingControllerAndroid(JNIEnv* env) {
return RegisterNativesImpl(env);
}
} // namespace content
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