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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.
#ifndef MEDIA_MIDI_USB_MIDI_DEVICE_ANDROID_H_
#define MEDIA_MIDI_USB_MIDI_DEVICE_ANDROID_H_
#include <jni.h>
#include <stdint.h>
#include <memory>
#include <string>
#include <vector>
#include "base/android/scoped_java_ref.h"
#include "base/callback.h"
#include "base/memory/raw_ptr.h"
#include "media/midi/usb_midi_device.h"
#include "media/midi/usb_midi_export.h"
namespace midi {
class USB_MIDI_EXPORT UsbMidiDeviceAndroid : public UsbMidiDevice {
public:
static std::unique_ptr<Factory> CreateFactory();
UsbMidiDeviceAndroid() = delete;
UsbMidiDeviceAndroid(const base::android::JavaRef<jobject>& raw_device,
UsbMidiDeviceDelegate* delegate);
UsbMidiDeviceAndroid(const UsbMidiDeviceAndroid&) = delete;
UsbMidiDeviceAndroid& operator=(const UsbMidiDeviceAndroid&) = delete;
~UsbMidiDeviceAndroid() override;
// UsbMidiDevice implementation.
std::vector<uint8_t> GetDescriptors() override;
std::string GetManufacturer() override;
std::string GetProductName() override;
std::string GetDeviceVersion() override;
void Send(int endpoint_number, const std::vector<uint8_t>& data) override;
// Called by the Java world.
void OnData(JNIEnv* env,
jint endpoint_number,
const base::android::JavaParamRef<jbyteArray>& data);
private:
void GetDescriptorsInternal();
void InitDeviceInfo();
std::vector<uint8_t> GetStringDescriptor(int index);
std::string GetString(int index, const std::string& backup);
// The actual device object.
base::android::ScopedJavaGlobalRef<jobject> raw_device_;
raw_ptr<UsbMidiDeviceDelegate> delegate_;
std::vector<uint8_t> descriptors_;
std::string manufacturer_;
std::string product_;
std::string device_version_;
};
} // namespace midi
#endif // MEDIA_MIDI_USB_MIDI_DEVICE_ANDROID_H_
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