| // Copyright 2013 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CONTENT_BROWSER_ANDROID_TRACING_CONTROLLER_ANDROID_H_ |
| #define CONTENT_BROWSER_ANDROID_TRACING_CONTROLLER_ANDROID_H_ |
| |
| #include <set> |
| |
| #include "base/android/jni_weak_ref.h" |
| #include "base/files/file_path.h" |
| #include "base/memory/weak_ptr.h" |
| |
| namespace content { |
| |
| // This class implements the native methods of TracingControllerAndroid.java |
| class TracingControllerAndroid { |
| public: |
| TracingControllerAndroid(JNIEnv* env, jobject obj); |
| |
| TracingControllerAndroid(const TracingControllerAndroid&) = delete; |
| TracingControllerAndroid& operator=(const TracingControllerAndroid&) = delete; |
| |
| void Destroy(JNIEnv* env, const base::android::JavaParamRef<jobject>& obj); |
| |
| bool StartTracing(JNIEnv* env, |
| const base::android::JavaParamRef<jobject>& obj, |
| const base::android::JavaParamRef<jstring>& categories, |
| const base::android::JavaParamRef<jstring>& trace_options, |
| bool use_protobuf); |
| void StopTracing(JNIEnv* env, |
| const base::android::JavaParamRef<jobject>& obj, |
| const base::android::JavaParamRef<jstring>& jfilepath, |
| bool compress_file, |
| bool use_protobuf, |
| const base::android::JavaParamRef<jobject>& callback); |
| bool GetKnownCategoriesAsync( |
| JNIEnv* env, |
| const base::android::JavaParamRef<jobject>& obj, |
| const base::android::JavaParamRef<jobject>& callback); |
| bool GetTraceBufferUsageAsync( |
| JNIEnv* env, |
| const base::android::JavaParamRef<jobject>& obj, |
| const base::android::JavaParamRef<jobject>& callback); |
| |
| // Locate the appropriate directory to write the trace to and use it to |
| // generate the path. |basename| might be empty, then TracingControllerAndroid |
| // will generate an appropriate one as well. |
| static base::FilePath GenerateTracingFilePath(const std::string& basename); |
| |
| private: |
| ~TracingControllerAndroid(); |
| void OnTracingStopped( |
| const base::android::ScopedJavaGlobalRef<jobject>& callback); |
| void OnKnownCategoriesReceived( |
| const base::android::ScopedJavaGlobalRef<jobject>& callback, |
| const std::set<std::string>& categories_received); |
| void OnTraceBufferUsageReceived( |
| const base::android::ScopedJavaGlobalRef<jobject>& callback, |
| float percent_full, |
| size_t approximate_event_count); |
| |
| JavaObjectWeakGlobalRef weak_java_object_; |
| base::WeakPtrFactory<TracingControllerAndroid> weak_factory_{this}; |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_BROWSER_ANDROID_TRACING_CONTROLLER_ANDROID_H_ |