Android:Exception: android.os.NetworkOnMainThreadException Details:null CauseBy: null

本文解析了在Android应用开发中遇到的NetworkOnMainThreadException异常,该异常通常发生在主线程执行了耗时网络请求等操作时。文章指出解决办法是将耗时任务移至子线程执行。

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Exception: android.os.NetworkOnMainThreadException Details:null CauseBy: null

发生以上异常原因就是,在主线程中做了耗时操作,只需要把相应的耗时操作放在子线程中

startForeground报错: FATAL EXCEPTION: main Process: com.trassion.audiopath, PID: 30638 java.lang.RuntimeException: Unable to create service com.trassion.audiopath.rpc.RpcService: java.lang.SecurityException: Starting FGS with type connectedDevice callerApp=ProcessRecord{fb94d03 30638:com.trassion.audiopath/u0a323} targetSDK=34 requires permissions: all of the permissions allOf=true [android.permission.FOREGROUND_SERVICE_CONNECTED_DEVICE] any of the permissions allOf=false [android.permission.BLUETOOTH_ADVERTISE, android.permission.BLUETOOTH_CONNECT, android.permission.BLUETOOTH_SCAN, android.permission.CHANGE_NETWORK_STATE, android.permission.CHANGE_WIFI_STATE, android.permission.CHANGE_WIFI_MULTICAST_STATE, android.permission.NFC, android.permission.TRANSMIT_IR, android.permission.UWB_RANGING, USB Device, USB Accessory] at android.app.ActivityThread.handleCreateService(ActivityThread.java:5277) at android.app.ActivityThread.-$$Nest$mhandleCreateService(Unknown Source:0) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2588) at android.os.Handler.dispatchMessage(Handler.java:107) at android.os.Looper.loopOnce(Looper.java:311) at android.os.Looper.loop(Looper.java:408) at android.app.ActivityThread.main(ActivityThread.java:9151) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:692) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:945) Caused by: java.lang.SecurityException: Starting FGS with type connectedDevice callerApp=ProcessRecord{fb94d03 30638:com.trassion.audiopath/u0a323} targetSDK=34 requires permissions: all of the permissions allOf=true [android.permission.FOREGROUND_SERVICE_CONNECTED_DEVICE] any of the permissions allOf=false [android.permission.BLUETOOTH_ADVERTISE, android.permission.BLUETOOTH_CONNECT, android.permission.BLUETOOTH_SCAN, android.permission.CHANGE_NETWORK_STATE, android.permission.CHANGE_WIFI_STATE, android.permission.CHANGE_WIFI_MULTICAST_STATE, android.permission.NFC, android.permission.TRANSMIT_IR, android.permission.UWB_RANGING, USB Device, USB Accessory] at android.os.Parcel.createExceptionOrNull(Parcel.java:3242) at android.os.Parcel.createException(Parcel.java:3226) at android.os.Parcel.readException(Parcel.java:3209) at android.os.Parcel.readException(Parcel.java:3151) at android.app.IActivityManager$Stub$Proxy.setServiceForeground(IActivityManager.java:7547) at android.app.Service.startForeground(Service.java:863) at com.trassion.audiopath.rpc.RpcService.onCreate(RpcService.kt:57) at android.app.ActivityThread.handleCreateService(ActivityThread.java:5264) ... 9 more Caused by: android.os.RemoteException: Remote stack trace: at com.android.server.am.ActiveServices.validateForegroundServiceType(ActiveServices.java:3078) at com.android.server.am.ActiveServices.setServiceForegroundInnerLocked(ActiveServices.java:2756) at com.android.server.am.ActiveServices.setServiceForegroundLocked(ActiveServices.java:2000) at com.android.server.am.ActivityManagerService.setServiceForeground(ActivityManagerService.java:15512) at android.app.IActivityManager$Stub.onTransact$setServiceForeground$(IActivityManager.java:13167)
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07-18
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