Java 发生JVM异常:需要蓝牙权限:用户10258和当前进程都没有android.permission.Bluetooth python jnius?
我想创建蓝牙应用程序,我有Java 发生JVM异常:需要蓝牙权限:用户10258和当前进程都没有android.permission.Bluetooth python jnius?,java,python,bluetooth,jvm,kivy,Java,Python,Bluetooth,Jvm,Kivy,我想创建蓝牙应用程序,我有.apk文件,其中包含以下代码: from kivy.app import App from kivy.uix.floatlayout import FloatLayout from jnius import autoclass from kivy.uix.label import Label def get_socket_stream(name): paired_devices = BluetoothAdapter.getDefaultAdapter().
.apk
文件,其中包含以下代码:
from kivy.app import App
from kivy.uix.floatlayout import FloatLayout
from jnius import autoclass
from kivy.uix.label import Label
def get_socket_stream(name):
paired_devices = BluetoothAdapter.getDefaultAdapter().getBondedDevices().toArray()
socket = None
for device in paired_devices:
if device.getName() == name:
socket = device.createRfcommSocketToServiceRecord(
UUID.fromString("00001101-0000-1000-8000-00805F9B34FB"))
recv_stream = socket.getInputStream()
send_stream = socket.getOutputStream()
break
socket.connect()
return recv_stream, send_stream
class Bluetooth():
def __init__(nameOfDevice):
self.recv_stream, self.send_stream = get_socket_stream(nameOfDevice)
def send(self, cmd):
self.send_stream.write('{}\n'.format(cmd))
self.send_stream.flush()
class ExampleApp(App):
def build(self):
global BluetoothAdapter, BluetoothDevice, BluetoothSocket, UUID
self.fl = FloatLayout()
try:
BluetoothAdapter = autoclass('android.bluetooth.BluetoothAdapter')
BluetoothDevice = autoclass('android.bluetooth.BluetoothDevice')
BluetoothSocket = autoclass('android.bluetooth.BluetoothSocket')
UUID = autoclass('java.util.UUID')
get_socket_stream('DESKTOP-I2CNCPQ')
self.fl.add_widget(Label(text='no errors', pos=(0, 0), font_size=(40)))
except Exception as error:
self.fl.add_widget(Label(text=str(error), pos=(0, 0), font_size=(20)))
return self.fl
if __name__ == '__main__':
ExampleApp().run()
我得到一个错误:
JVM exception occured:Need Bluetooth permission: Neither user 10258 not current process has android.permission.Bluetooth
我怎样才能修好它?我没有找到如何在python中修复它的答案,希望您能帮助我当您缺少权限时,您必须将其添加到.p4a文件或通过命令行
--permission BLUETOOTH
会有帮助的。
也许你需要
--permission BLUETOOTH_ADMIN
还有
如果你使用buildozer,你必须添加
android.permissions = BLUETOOTH_ADMIN,BLUETOOTH
在buildozer.spec中,我创建了
main.p4a
文件并输入--permission BLUETOOTH\u ADMIN'
,但我得到了相同的错误。我做错了什么?当你用python4android创建包时,只有“.p4a”。。。当您使用另一个软件包管理器创建时,请指定我创建的.apk
文件和buildozer用我为buildozer找到的内容编辑我的答案