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/*
* Copyright (c) 2015 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef WEBRTC_MODULES_AUDIO_DEVICE_ANDROID_BUILD_INFO_H_
#define WEBRTC_MODULES_AUDIO_DEVICE_ANDROID_BUILD_INFO_H_
#include <jni.h>
#include <string>
#include "webrtc/modules/utility/include/jvm_android.h"
namespace webrtc {
// Utility class used to query the Java class (org/webrtc/voiceengine/BuildInfo)
// for device and Android build information.
// The calling thread is attached to the JVM at construction if needed and a
// valid Java environment object is also created.
// All Get methods must be called on the creating thread. If not, the code will
// hit RTC_DCHECKs when calling JNIEnvironment::JavaToStdString().
class BuildInfo {
public:
BuildInfo();
~BuildInfo() {}
// End-user-visible name for the end product (e.g. "Nexus 6").
std::string GetDeviceModel();
// Consumer-visible brand (e.g. "google").
std::string GetBrand();
// Manufacturer of the product/hardware (e.g. "motorola").
std::string GetDeviceManufacturer();
// Android build ID (e.g. LMY47D).
std::string GetAndroidBuildId();
// The type of build (e.g. "user" or "eng").
std::string GetBuildType();
// The user-visible version string (e.g. "5.1").
std::string GetBuildRelease();
// The user-visible SDK version of the framework (e.g. 21).
std::string GetSdkVersion();
private:
// Helper method which calls a static getter method with |name| and returns
// a string from Java.
std::string GetStringFromJava(const char* name);
// Ensures that this class can access a valid JNI interface pointer even
// if the creating thread was not attached to the JVM.
AttachCurrentThreadIfNeeded attach_thread_if_needed_;
// Provides access to the JNIEnv interface pointer and the JavaToStdString()
// method which is used to translate Java strings to std strings.
rtc::scoped_ptr<JNIEnvironment> j_environment_;
// Holds the jclass object and provides access to CallStaticObjectMethod().
// Used by GetStringFromJava() during construction only.
JavaClass j_build_info_;
};
} // namespace webrtc
#endif // WEBRTC_MODULES_AUDIO_DEVICE_ANDROID_BUILD_INFO_H_
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