前台服务在MI手机中不起作用(我在Note 5 pro中遇到错误)



我正在使用前台服务进行通知,它也在其他手机上工作,它也在模拟器上工作,但在MI手机中它不起作用,它显示这样的错误。

2020-07-01 17:47:25.783 4338-4338/com.example.notification_app E/AndroidRuntime: FATAL EXCEPTION: main
Process: com.example.notification_app, PID: 4338
java.lang.RuntimeException: Unable to create service com.example.notification_app.my_service: java.lang.SecurityException: Permission Denial: startForeground from pid=4338, uid=10175 requires android.permission.FOREGROUND_SERVICE
at android.app.ActivityThread.handleCreateService(ActivityThread.java:3577)
at android.app.ActivityThread.access$1400(ActivityThread.java:200)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1689)
at android.os.Handler.dispatchMessage(Handler.java:106)
at android.os.Looper.loop(Looper.java:201)
at android.app.ActivityThread.main(ActivityThread.java:6810)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:547)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:873)
Caused by: java.lang.SecurityException: Permission Denial: startForeground from pid=4338, uid=10175 requires android.permission.FOREGROUND_SERVICE
at android.os.Parcel.createException(Parcel.java:1953)
at android.os.Parcel.readException(Parcel.java:1921)
at android.os.Parcel.readException(Parcel.java:1871)
at android.app.IActivityManager$Stub$Proxy.setServiceForeground(IActivityManager.java:5104)
at android.app.Service.startForeground(Service.java:695)
at com.example.notification_app.my_service.startMyOwnForeground(my_service.java:57)
at com.example.notification_app.my_service.onCreate(my_service.java:44)
at android.app.ActivityThread.handleCreateService(ActivityThread.java:3565)
at android.app.ActivityThread.access$1400(ActivityThread.java:200) 
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1689) 
at android.os.Handler.dispatchMessage(Handler.java:106) 
at android.os.Looper.loop(Looper.java:201) 
at android.app.ActivityThread.main(ActivityThread.java:6810) 
at java.lang.reflect.Method.invoke(Native Method) 
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:547) 
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:873) 

2020-07-01 17:47:25.826 4338-4338/?I/进程:发送信号。PID: 4338 SIG: 9

在第 48 行中,我调用了一个函数startForeground(1, new Notification());

如果你仔细阅读第二行的末尾

requires android.permission.FOREGROUND_SERVICE

我在我的一个项目中也遇到了同样的错误,我通过在清单文件中添加权限来解决它。因此,只需在清单文件中添加前台权限即可。

<uses-permission android:name="android.permission.FOREGROUND_SERVICE"></uses-permission>

希望它对你有用。

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