hap: Add initial implementation am: b87fc995f2 (68b17a79) · Commits · e / os / android_packages_modules_Bluetooth

android/app/jni/com_android_bluetooth.h

+2 −0

Original line number	Diff line number	Diff line
		@@ -154,6 +154,8 @@ int register_com_android_bluetooth_sdp(JNIEnv* env);

		int register_com_android_bluetooth_hearing_aid(JNIEnv* env);

		int register_com_android_bluetooth_hap_client(JNIEnv* env);

		int register_com_android_bluetooth_btservice_BluetoothKeystore(JNIEnv* env);

		int register_com_android_bluetooth_btservice_activity_attribution(JNIEnv* env);

android/app/jni/com_android_bluetooth_btservice_AdapterService.cpp

+7 −0

Original line number	Diff line number	Diff line
		@@ -1920,6 +1920,13 @@ jint JNI_OnLoad(JavaVM* jvm, void* reserved) {
		return JNI_ERR;
		}

		status = android::register_com_android_bluetooth_hap_client(e);
		if (status < 0) {
		ALOGE("jni le audio hearing access client registration failure: %d",
		status);
		return JNI_ERR;
		}

		status = android::register_com_android_bluetooth_le_audio(e);
		if (status < 0) {
		ALOGE("jni le_audio registration failure: %d", status);

android/app/jni/com_android_bluetooth_hap_client.cpp

0 → 100644

+647 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright 2021 HIMSA II K/S - www.himsa.com.
		* Represented by EHIMA - www.ehima.com
		*
		* Licensed under the Apache License, Version 2.0 (the "License");
		* you may not use this file except in compliance with the License.
		* You may obtain a copy of the License at
		*
		* http://www.apache.org/licenses/LICENSE-2.0
		*
		* Unless required by applicable law or agreed to in writing, software
		* distributed under the License is distributed on an "AS IS" BASIS,
		* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
		* See the License for the specific language governing permissions and
		* limitations under the License.
		*/

		#define LOG_TAG "BluetoothHapClientJni"

		#define LOG_NDEBUG 0

		#include <string.h>

		#include <shared_mutex>

		#include "base/logging.h"
		#include "com_android_bluetooth.h"
		#include "hardware/bt_has.h"

		using bluetooth::has::ConnectionState;
		using bluetooth::has::ErrorCode;
		using bluetooth::has::HasClientCallbacks;
		using bluetooth::has::HasClientInterface;
		using bluetooth::has::PresetInfo;
		using bluetooth::has::PresetInfoReason;

		namespace android {
		static jmethodID method_onConnectionStateChanged;
		static jmethodID method_onDeviceAvailable;
		static jmethodID method_onFeaturesUpdate;
		static jmethodID method_onActivePresetSelected;
		static jmethodID method_onGroupActivePresetSelected;
		static jmethodID method_onActivePresetSelectError;
		static jmethodID method_onGroupActivePresetSelectError;
		static jmethodID method_onPresetInfo;
		static jmethodID method_onGroupPresetInfo;
		static jmethodID method_onPresetInfoError;
		static jmethodID method_onGroupPresetInfoError;
		static jmethodID method_onPresetNameSetError;
		static jmethodID method_onGroupPresetNameSetError;

		static HasClientInterface* sHasClientInterface = nullptr;
		static std::shared_timed_mutex interface_mutex;

		static jobject mCallbacksObj = nullptr;
		static std::shared_timed_mutex callbacks_mutex;

		static struct {
		jclass clazz;
		jmethodID constructor;
		jmethodID getCodecType;
		jmethodID getCodecPriority;
		jmethodID getSampleRate;
		jmethodID getBitsPerSample;
		jmethodID getChannelMode;
		jmethodID getCodecSpecific1;
		jmethodID getCodecSpecific2;
		jmethodID getCodecSpecific3;
		jmethodID getCodecSpecific4;
		} android_bluetooth_BluetoothHapPresetInfo;

		class HasClientCallbacksImpl : public HasClientCallbacks {
		public:
		~HasClientCallbacksImpl() = default;

		void OnConnectionState(ConnectionState state,
		const RawAddress& bd_addr) override {
		LOG(INFO) << __func__;

		std::shared_lock<std::shared_timed_mutex> lock(callbacks_mutex);
		CallbackEnv sCallbackEnv(__func__);
		if (!sCallbackEnv.valid() \|\| mCallbacksObj == nullptr) return;

		ScopedLocalRef<jbyteArray> addr(
		sCallbackEnv.get(), sCallbackEnv->NewByteArray(sizeof(RawAddress)));
		if (!addr.get()) {
		LOG(ERROR) << "Failed to new bd addr jbyteArray for connection state";
		return;
		}

		sCallbackEnv->SetByteArrayRegion(addr.get(), 0, sizeof(RawAddress),
		(jbyte*)&bd_addr);
		sCallbackEnv->CallVoidMethod(mCallbacksObj, method_onConnectionStateChanged,
		(jint)state, addr.get());
		}

		void OnDeviceAvailable(const RawAddress& bd_addr, uint8_t features) override {
		std::shared_lock<std::shared_timed_mutex> lock(callbacks_mutex);
		CallbackEnv sCallbackEnv(__func__);
		if (!sCallbackEnv.valid() \|\| mCallbacksObj == nullptr) return;

		ScopedLocalRef<jbyteArray> addr(
		sCallbackEnv.get(), sCallbackEnv->NewByteArray(sizeof(RawAddress)));
		if (!addr.get()) {
		LOG(ERROR) << "Failed to new bd addr jbyteArray for device available";
		return;
		}
		sCallbackEnv->SetByteArrayRegion(addr.get(), 0, sizeof(RawAddress),
		(jbyte*)&bd_addr);

		sCallbackEnv->CallVoidMethod(mCallbacksObj, method_onDeviceAvailable,
		addr.get(), (jint)features);
		}

		void OnFeaturesUpdate(const RawAddress& bd_addr, uint8_t features) override {
		std::shared_lock<std::shared_timed_mutex> lock(callbacks_mutex);
		CallbackEnv sCallbackEnv(__func__);
		if (!sCallbackEnv.valid() \|\| mCallbacksObj == nullptr) return;

		ScopedLocalRef<jbyteArray> addr(
		sCallbackEnv.get(), sCallbackEnv->NewByteArray(sizeof(RawAddress)));
		if (!addr.get()) {
		LOG(ERROR) << "Failed to new bd addr jbyteArray for device available";
		return;
		}
		sCallbackEnv->SetByteArrayRegion(addr.get(), 0, sizeof(RawAddress),
		(jbyte*)&bd_addr);

		sCallbackEnv->CallVoidMethod(mCallbacksObj, method_onFeaturesUpdate,
		addr.get(), (jint)features);
		}

		void OnActivePresetSelected(std::variant<RawAddress, int> addr_or_group_id,
		uint8_t preset_index) override {
		std::shared_lock<std::shared_timed_mutex> lock(callbacks_mutex);
		CallbackEnv sCallbackEnv(__func__);
		if (!sCallbackEnv.valid() \|\| mCallbacksObj == nullptr) return;

		if (std::holds_alternative<RawAddress>(addr_or_group_id)) {
		ScopedLocalRef<jbyteArray> addr(
		sCallbackEnv.get(), sCallbackEnv->NewByteArray(sizeof(RawAddress)));
		if (!addr.get()) {
		LOG(ERROR) << "Failed to new bd addr jbyteArray for preset selected";
		return;
		}
		sCallbackEnv->SetByteArrayRegion(
		addr.get(), 0, sizeof(RawAddress),
		(jbyte*)&std::get<RawAddress>(addr_or_group_id));

		sCallbackEnv->CallVoidMethod(mCallbacksObj, method_onActivePresetSelected,
		addr.get(), (jint)preset_index);
		} else {
		sCallbackEnv->CallVoidMethod(
		mCallbacksObj, method_onGroupActivePresetSelected,
		std::get<int>(addr_or_group_id), (jint)preset_index);
		}
		}

		void OnActivePresetSelectError(std::variant<RawAddress, int> addr_or_group_id,
		ErrorCode error_code) override {
		std::shared_lock<std::shared_timed_mutex> lock(callbacks_mutex);
		CallbackEnv sCallbackEnv(__func__);
		if (!sCallbackEnv.valid() \|\| mCallbacksObj == nullptr) return;

		if (std::holds_alternative<RawAddress>(addr_or_group_id)) {
		ScopedLocalRef<jbyteArray> addr(
		sCallbackEnv.get(), sCallbackEnv->NewByteArray(sizeof(RawAddress)));
		if (!addr.get()) {
		LOG(ERROR)
		<< "Failed to new bd addr jbyteArray for preset select error";
		return;
		}
		sCallbackEnv->SetByteArrayRegion(
		addr.get(), 0, sizeof(RawAddress),
		(jbyte*)&std::get<RawAddress>(addr_or_group_id));

		sCallbackEnv->CallVoidMethod(mCallbacksObj,
		method_onActivePresetSelectError, addr.get(),
		(jint)error_code);
		} else {
		sCallbackEnv->CallVoidMethod(
		mCallbacksObj, method_onGroupActivePresetSelectError,
		std::get<int>(addr_or_group_id), (jint)error_code);
		}
		}

		void OnPresetInfo(std::variant<RawAddress, int> addr_or_group_id,
		PresetInfoReason info_reason,
		std::vector<PresetInfo> detail_records) override {
		std::shared_lock<std::shared_timed_mutex> lock(callbacks_mutex);
		CallbackEnv sCallbackEnv(__func__);
		if (!sCallbackEnv.valid() \|\| mCallbacksObj == nullptr) return;

		jsize i = 0;
		jobjectArray presets_array = sCallbackEnv->NewObjectArray(
		(jsize)detail_records.size(),
		android_bluetooth_BluetoothHapPresetInfo.clazz, nullptr);

		const char null_str[] = "";
		for (auto const& info : detail_records) {
		const char* name = info.preset_name.c_str();
		if (!sCallbackEnv.isValidUtf(name)) {
		ALOGE("%s: name is not a valid UTF string.", __func__);
		name = null_str;
		}

		ScopedLocalRef<jstring> name_str(sCallbackEnv.get(),
		sCallbackEnv->NewStringUTF(name));
		if (!name_str.get()) {
		LOG(ERROR) << "Failed to new preset name String for preset name";
		return;
		}

		jobject infoObj = sCallbackEnv->NewObject(
		android_bluetooth_BluetoothHapPresetInfo.clazz,
		android_bluetooth_BluetoothHapPresetInfo.constructor,
		(jint)info.preset_index, name_str.get(), (jboolean)info.writable,
		(jboolean)info.available);
		sCallbackEnv->SetObjectArrayElement(presets_array, i++, infoObj);
		sCallbackEnv->DeleteLocalRef(infoObj);
		}

		if (std::holds_alternative<RawAddress>(addr_or_group_id)) {
		ScopedLocalRef<jbyteArray> addr(
		sCallbackEnv.get(), sCallbackEnv->NewByteArray(sizeof(RawAddress)));
		if (!addr.get()) {
		LOG(ERROR) << "Failed to new bd addr jbyteArray for preset name";
		return;
		}
		sCallbackEnv->SetByteArrayRegion(
		addr.get(), 0, sizeof(RawAddress),
		(jbyte*)&std::get<RawAddress>(addr_or_group_id));

		sCallbackEnv->CallVoidMethod(mCallbacksObj, method_onPresetInfo,
		addr.get(), (jint)info_reason,
		presets_array);
		} else {
		sCallbackEnv->CallVoidMethod(mCallbacksObj, method_onGroupPresetInfo,
		std::get<int>(addr_or_group_id),
		(jint)info_reason, presets_array);
		}
		}

		virtual void OnPresetInfoError(std::variant<RawAddress, int> addr_or_group_id,
		uint8_t preset_index,
		ErrorCode error_code) override {
		std::shared_lock<std::shared_timed_mutex> lock(callbacks_mutex);
		CallbackEnv sCallbackEnv(__func__);
		if (!sCallbackEnv.valid() \|\| mCallbacksObj == nullptr) return;

		if (std::holds_alternative<RawAddress>(addr_or_group_id)) {
		ScopedLocalRef<jbyteArray> addr(
		sCallbackEnv.get(), sCallbackEnv->NewByteArray(sizeof(RawAddress)));
		if (!addr.get()) {
		LOG(ERROR)
		<< "Failed to new bd addr jbyteArray for preset name get error";
		return;
		}
		sCallbackEnv->SetByteArrayRegion(
		addr.get(), 0, sizeof(RawAddress),
		(jbyte*)&std::get<RawAddress>(addr_or_group_id));

		sCallbackEnv->CallVoidMethod(mCallbacksObj, method_onPresetInfoError,
		addr.get(), (jint)preset_index,
		(jint)error_code);
		} else {
		sCallbackEnv->CallVoidMethod(mCallbacksObj, method_onGroupPresetInfoError,
		std::get<int>(addr_or_group_id),
		(jint)preset_index, (jint)error_code);
		}
		}

		void OnSetPresetNameError(std::variant<RawAddress, int> addr_or_group_id,
		uint8_t preset_index,
		ErrorCode error_code) override {
		std::shared_lock<std::shared_timed_mutex> lock(callbacks_mutex);
		CallbackEnv sCallbackEnv(__func__);
		if (!sCallbackEnv.valid() \|\| mCallbacksObj == nullptr) return;

		if (std::holds_alternative<RawAddress>(addr_or_group_id)) {
		ScopedLocalRef<jbyteArray> addr(
		sCallbackEnv.get(), sCallbackEnv->NewByteArray(sizeof(RawAddress)));
		if (!addr.get()) {
		LOG(ERROR)
		<< "Failed to new bd addr jbyteArray for preset name set error";
		return;
		}
		sCallbackEnv->SetByteArrayRegion(
		addr.get(), 0, sizeof(RawAddress),
		(jbyte*)&std::get<RawAddress>(addr_or_group_id));

		sCallbackEnv->CallVoidMethod(mCallbacksObj, method_onPresetNameSetError,
		addr.get(), (jint)preset_index,
		(jint)error_code);
		} else {
		sCallbackEnv->CallVoidMethod(mCallbacksObj,
		method_onGroupPresetNameSetError,
		std::get<int>(addr_or_group_id),
		(jint)preset_index, (jint)error_code);
		}
		}
		};

		static HasClientCallbacksImpl sHasClientCallbacks;

		static void classInitNative(JNIEnv* env, jclass clazz) {
		jclass jniBluetoothBluetoothHapPresetInfoClass =
		env->FindClass("android/bluetooth/BluetoothHapPresetInfo");
		CHECK(jniBluetoothBluetoothHapPresetInfoClass != NULL);

		android_bluetooth_BluetoothHapPresetInfo.constructor =
		env->GetMethodID(jniBluetoothBluetoothHapPresetInfoClass, "<init>",
		"(ILjava/lang/String;ZZ)V");

		method_onConnectionStateChanged =
		env->GetMethodID(clazz, "onConnectionStateChanged", "(I[B)V");

		method_onDeviceAvailable =
		env->GetMethodID(clazz, "onDeviceAvailable", "([BI)V");

		method_onFeaturesUpdate =
		env->GetMethodID(clazz, "onFeaturesUpdate", "([BI)V");

		method_onActivePresetSelected =
		env->GetMethodID(clazz, "onActivePresetSelected", "([BI)V");

		method_onGroupActivePresetSelected =
		env->GetMethodID(clazz, "onActivePresetGroupSelected", "(II)V");

		method_onActivePresetSelectError =
		env->GetMethodID(clazz, "onActivePresetSelectError", "([BI)V");

		method_onGroupActivePresetSelectError =
		env->GetMethodID(clazz, "onActivePresetGroupSelectError", "(II)V");

		method_onPresetInfo =
		env->GetMethodID(clazz, "onPresetInfo",
		"([BI[Landroid/bluetooth/BluetoothHapPresetInfo;)V");

		method_onGroupPresetInfo =
		env->GetMethodID(clazz, "onGroupPresetInfo",
		"(II[Landroid/bluetooth/BluetoothHapPresetInfo;)V");

		method_onPresetNameSetError =
		env->GetMethodID(clazz, "onPresetNameSetError", "([BII)V");

		method_onGroupPresetNameSetError =
		env->GetMethodID(clazz, "onGroupPresetNameSetError", "(III)V");

		method_onPresetInfoError =
		env->GetMethodID(clazz, "onPresetInfoError", "([BII)V");

		method_onGroupPresetInfoError =
		env->GetMethodID(clazz, "onGroupPresetInfoError", "(III)V");

		LOG(INFO) << __func__ << ": succeeds";
		}

		static void initNative(JNIEnv* env, jobject object) {
		std::unique_lock<std::shared_timed_mutex> interface_lock(interface_mutex);
		std::unique_lock<std::shared_timed_mutex> callbacks_lock(callbacks_mutex);

		const bt_interface_t* btInf = getBluetoothInterface();
		if (btInf == nullptr) {
		LOG(ERROR) << "Bluetooth module is not loaded";
		return;
		}

		if (sHasClientInterface != nullptr) {
		LOG(INFO) << "Cleaning up HearingAid Interface before initializing...";
		sHasClientInterface->Cleanup();
		sHasClientInterface = nullptr;
		}

		if (mCallbacksObj != nullptr) {
		LOG(INFO) << "Cleaning up HearingAid callback object";
		env->DeleteGlobalRef(mCallbacksObj);
		mCallbacksObj = nullptr;
		}

		if ((mCallbacksObj = env->NewGlobalRef(object)) == nullptr) {
		LOG(ERROR) << "Failed to allocate Global Ref for Hearing Access Callbacks";
		return;
		}

		android_bluetooth_BluetoothHapPresetInfo.clazz = (jclass)env->NewGlobalRef(
		env->FindClass("android/bluetooth/BluetoothHapPresetInfo"));
		if (android_bluetooth_BluetoothHapPresetInfo.clazz == nullptr) {
		ALOGE("%s: Failed to allocate Global Ref for BluetoothHapPresetInfo class",
		__func__);
		return;
		}

		sHasClientInterface = (HasClientInterface*)btInf->get_profile_interface(
		BT_PROFILE_HAP_CLIENT_ID);
		if (sHasClientInterface == nullptr) {
		LOG(ERROR)
		<< "Failed to get Bluetooth Hearing Access Service Client Interface";
		return;
		}

		sHasClientInterface->Init(&sHasClientCallbacks);
		}

		static void cleanupNative(JNIEnv* env, jobject object) {
		std::unique_lock<std::shared_timed_mutex> interface_lock(interface_mutex);
		std::unique_lock<std::shared_timed_mutex> callbacks_lock(callbacks_mutex);

		const bt_interface_t* btInf = getBluetoothInterface();
		if (btInf == nullptr) {
		LOG(ERROR) << "Bluetooth module is not loaded";
		return;
		}

		if (sHasClientInterface != nullptr) {
		sHasClientInterface->Cleanup();
		sHasClientInterface = nullptr;
		}

		if (mCallbacksObj != nullptr) {
		env->DeleteGlobalRef(mCallbacksObj);
		mCallbacksObj = nullptr;
		}
		}

		static jboolean connectHapClientNative(JNIEnv* env, jobject object,
		jbyteArray address) {
		std::shared_lock<std::shared_timed_mutex> lock(interface_mutex);
		if (!sHasClientInterface) {
		LOG(ERROR) << __func__ << ": Failed to get the Bluetooth HAP Interface";
		return JNI_FALSE;
		}

		jbyte* addr = env->GetByteArrayElements(address, nullptr);
		if (!addr) {
		jniThrowIOException(env, EINVAL);
		return JNI_FALSE;
		}

		RawAddress* tmpraw = (RawAddress*)addr;
		sHasClientInterface->Connect(*tmpraw);
		env->ReleaseByteArrayElements(address, addr, 0);
		return JNI_TRUE;
		}

		static jboolean disconnectHapClientNative(JNIEnv* env, jobject object,
		jbyteArray address) {
		std::shared_lock<std::shared_timed_mutex> lock(interface_mutex);
		if (!sHasClientInterface) {
		LOG(ERROR) << __func__ << ": Failed to get the Bluetooth HAP Interface";
		return JNI_FALSE;
		}

		jbyte* addr = env->GetByteArrayElements(address, nullptr);
		if (!addr) {
		jniThrowIOException(env, EINVAL);
		return JNI_FALSE;
		}

		RawAddress* tmpraw = (RawAddress*)addr;
		sHasClientInterface->Disconnect(*tmpraw);
		env->ReleaseByteArrayElements(address, addr, 0);
		return JNI_TRUE;
		}

		static void selectActivePresetNative(JNIEnv* env, jobject object,
		jbyteArray address, jint preset_index) {
		std::shared_lock<std::shared_timed_mutex> lock(interface_mutex);
		if (!sHasClientInterface) {
		LOG(ERROR) << __func__ << ": Failed to get the Bluetooth HAP Interface";
		return;
		}

		jbyte* addr = env->GetByteArrayElements(address, nullptr);
		if (!addr) {
		jniThrowIOException(env, EINVAL);
		return;
		}

		RawAddress* tmpraw = (RawAddress*)addr;
		sHasClientInterface->SelectActivePreset(*tmpraw, preset_index);
		env->ReleaseByteArrayElements(address, addr, 0);
		}

		static void groupSelectActivePresetNative(JNIEnv* env, jobject object,
		jint group_id, jint preset_index) {
		std::shared_lock<std::shared_timed_mutex> lock(interface_mutex);
		if (!sHasClientInterface) {
		LOG(ERROR) << __func__ << ": Failed to get the Bluetooth HAP Interface";
		return;
		}

		sHasClientInterface->SelectActivePreset(group_id, preset_index);
		}

		static void nextActivePresetNative(JNIEnv* env, jobject object,
		jbyteArray address) {
		std::shared_lock<std::shared_timed_mutex> lock(interface_mutex);
		if (!sHasClientInterface) {
		LOG(ERROR) << __func__ << ": Failed to get the Bluetooth HAP Interface";
		return;
		}

		jbyte* addr = env->GetByteArrayElements(address, nullptr);
		if (!addr) {
		jniThrowIOException(env, EINVAL);
		return;
		}

		RawAddress* tmpraw = (RawAddress*)addr;
		sHasClientInterface->NextActivePreset(*tmpraw);
		env->ReleaseByteArrayElements(address, addr, 0);
		}

		static void groupNextActivePresetNative(JNIEnv* env, jobject object,
		jint group_id) {
		std::shared_lock<std::shared_timed_mutex> lock(interface_mutex);
		if (!sHasClientInterface) {
		LOG(ERROR) << __func__ << ": Failed to get the Bluetooth HAP Interface";
		return;
		}

		sHasClientInterface->NextActivePreset(group_id);
		}

		static void previousActivePresetNative(JNIEnv* env, jobject object,
		jbyteArray address) {
		std::shared_lock<std::shared_timed_mutex> lock(interface_mutex);
		if (!sHasClientInterface) {
		LOG(ERROR) << __func__ << ": Failed to get the Bluetooth HAP Interface";
		return;
		}

		jbyte* addr = env->GetByteArrayElements(address, nullptr);
		if (!addr) {
		jniThrowIOException(env, EINVAL);
		return;
		}

		RawAddress* tmpraw = (RawAddress*)addr;
		sHasClientInterface->PreviousActivePreset(*tmpraw);
		env->ReleaseByteArrayElements(address, addr, 0);
		}

		static void groupPreviousActivePresetNative(JNIEnv* env, jobject object,
		jint group_id) {
		std::shared_lock<std::shared_timed_mutex> lock(interface_mutex);
		if (!sHasClientInterface) {
		LOG(ERROR) << __func__ << ": Failed to get the Bluetooth HAP Interface";
		return;
		}

		sHasClientInterface->PreviousActivePreset(group_id);
		}

		static void getPresetInfoNative(JNIEnv* env, jobject object, jbyteArray address,
		jint preset_index) {
		std::shared_lock<std::shared_timed_mutex> lock(interface_mutex);
		if (!sHasClientInterface) {
		LOG(ERROR) << __func__ << ": Failed to get the Bluetooth HAP Interface";
		return;
		}

		jbyte* addr = env->GetByteArrayElements(address, nullptr);
		if (!addr) {
		jniThrowIOException(env, EINVAL);
		return;
		}

		RawAddress* tmpraw = (RawAddress*)addr;
		sHasClientInterface->GetPresetInfo(*tmpraw, preset_index);
		env->ReleaseByteArrayElements(address, addr, 0);
		}

		static void setPresetNameNative(JNIEnv* env, jobject object, jbyteArray address,
		jint preset_index, jstring name) {
		std::shared_lock<std::shared_timed_mutex> lock(interface_mutex);
		if (!sHasClientInterface) {
		LOG(ERROR) << __func__ << ": Failed to get the Bluetooth HAP Interface";
		return;
		}

		jbyte* addr = env->GetByteArrayElements(address, nullptr);
		if (!addr) {
		jniThrowIOException(env, EINVAL);
		return;
		}

		std::string name_str;
		if (name != nullptr) {
		const char* value = env->GetStringUTFChars(name, nullptr);
		name_str = std::string(value);
		env->ReleaseStringUTFChars(name, value);
		}

		RawAddress* tmpraw = (RawAddress*)addr;
		sHasClientInterface->SetPresetName(*tmpraw, preset_index,
		std::move(name_str));
		env->ReleaseByteArrayElements(address, addr, 0);
		}

		static void groupSetPresetNameNative(JNIEnv* env, jobject object, jint group_id,
		jint preset_index, jstring name) {
		std::shared_lock<std::shared_timed_mutex> lock(interface_mutex);
		if (!sHasClientInterface) {
		LOG(ERROR) << __func__ << ": Failed to get the Bluetooth HAP Interface";
		return;
		}

		std::string name_str;
		if (name != nullptr) {
		const char* value = env->GetStringUTFChars(name, nullptr);
		name_str = std::string(value);
		env->ReleaseStringUTFChars(name, value);
		}

		sHasClientInterface->SetPresetName(group_id, preset_index,
		std::move(name_str));
		}

		static JNINativeMethod sMethods[] = {
		{"classInitNative", "()V", (void*)classInitNative},
		{"initNative", "()V", (void*)initNative},
		{"cleanupNative", "()V", (void*)cleanupNative},
		{"connectHapClientNative", "([B)Z", (void*)connectHapClientNative},
		{"disconnectHapClientNative", "([B)Z", (void*)disconnectHapClientNative},
		{"selectActivePresetNative", "([BI)V", (void*)selectActivePresetNative},
		{"groupSelectActivePresetNative", "(II)V",
		(void*)groupSelectActivePresetNative},
		{"nextActivePresetNative", "([B)V", (void*)nextActivePresetNative},
		{"groupNextActivePresetNative", "(I)V", (void*)groupNextActivePresetNative},
		{"previousActivePresetNative", "([B)V", (void*)previousActivePresetNative},
		{"groupPreviousActivePresetNative", "(I)V",
		(void*)groupPreviousActivePresetNative},
		{"getPresetInfoNative", "([BI)V", (void*)getPresetInfoNative},
		{"setPresetNameNative", "([BILjava/lang/String;)V",
		(void*)setPresetNameNative},
		{"groupSetPresetNameNative", "(IILjava/lang/String;)V",
		(void*)groupSetPresetNameNative},
		};

		int register_com_android_bluetooth_hap_client(JNIEnv* env) {
		return jniRegisterNativeMethods(
		env, "com/android/bluetooth/hap/HapClientNativeInterface", sMethods,
		NELEM(sMethods));
		}
		} // namespace android