I am having problems starting a service in an Android app. The following code should work well. But often, not always, the intent of the command is startServiceincorrectly passed to the method onStartCommand. This means that the intention is accepted by the service class, but additional functions are lost:
D/TestService: onStartCommand() called with: intent = [Intent { cmp=***/.services.hostConnection.TestService launchParam=MultiScreenLaunchParams { mDisplayId=0 mFlags=0 } (has extras) }], flags = [0], startId = [6]
D/TestService: onStartCommand: Bundle[mParcelledData.dataSize=0]
Also I sometimes get RuntimeException: Unable to create service ***.services.hostConnection.TestService(full stack trace below)
I have been lying for several days, but I can not find this error ...
Minimalist class of service that reproduces the problem:
public class TestService extends Service {
private static final String TAG = "TestService";
@Nullable
@Override
public IBinder onBind(Intent intent) {
return null;
}
@Override
public int onStartCommand(Intent intent, int flags, int startId) {
Log.d(TAG, "onStartCommand() called with: intent = [" + intent + "], flags = [" + flags + "], startId = [" + startId + "]");
if(intent != null && intent.getExtras() != null) Log.d(TAG, "onStartCommand: " + intent.getExtras().toString());
return START_NOT_STICKY;
}
}
Method that starts the service:
public void startLongUpdates(long hostId){
Log.d(TAG, "startLongUpdates() called");
Intent intent = new Intent(Application.getInstance(), TestService.class).putExtra(Constants.SERVICE_ACTION_INTENT_EXTRA, HostConnectionService.LONG_UPDATE).putExtra(Constants.CONNECTED_HOST_ID_INTENT_EXTRA, hostId);
Log.d(TAG, "startLongUpdates: " + intent.getExtras().toString());
Application.getInstance().startService(intent);
}
Stack trace:
E/AndroidRuntime: FATAL EXCEPTION: main
Process: ***, PID: 24974
java.lang.RuntimeException: Unable to create service ***.services.hostConnection.TestService: java.lang.SecurityException: Binder invocation to an incorrect interface
at android.app.ActivityThread.handleCreateService(ActivityThread.java:3532)
at android.app.ActivityThread.-wrap6(ActivityThread.java)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1740)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:154)
at android.app.ActivityThread.main(ActivityThread.java:6688)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1468)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1358)
Caused by: java.lang.SecurityException: Binder invocation to an incorrect interface
at android.os.Parcel.readException(Parcel.java:1693)
at android.os.Parcel.readException(Parcel.java:1646)
at android.hardware.display.IDisplayManager$Stub$Proxy.getDisplayInfo(IDisplayManager.java:718)
at android.hardware.display.DisplayManagerGlobal.getDisplayInfo(DisplayManagerGlobal.java:143)
at android.hardware.display.DisplayManagerGlobal.getCompatibleDisplay(DisplayManagerGlobal.java:200)
at android.hardware.display.DisplayManagerGlobal.getRealDisplay(DisplayManagerGlobal.java:214)
at android.app.ContextImpl.createAppContext(ContextImpl.java:2183)
at android.app.ActivityThread.handleCreateService(ActivityThread.java:3499)
at android.app.ActivityThread.-wrap6(ActivityThread.java)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1740)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:154)
at android.app.ActivityThread.main(ActivityThread.java:6688)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1468)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1358)
Also, this exception sometimes appears:
E/AndroidRuntime: FATAL EXCEPTION: main
Process: ***, PID: 5355
java.lang.RuntimeException: Unable to start service ***.services.hostConnection.TestService@9386a65 with Intent { cmp=***/.services.hostConnection.TestService (has extras) }: java.lang.RuntimeException: Unknown exception code: 2 msg ServiceActionIntentExtra
at android.app.ActivityThread.handleServiceArgs(ActivityThread.java:3027)
at android.app.ActivityThread.-wrap17(ActivityThread.java)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1442)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:148)
at android.app.ActivityThread.main(ActivityThread.java:5417)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:726)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616)
Caused by: java.lang.RuntimeException: Unknown exception code: 2 msg ServiceActionIntentExtra
at android.os.Parcel.readException(Parcel.java:1634)
at android.os.Parcel.readException(Parcel.java:1573)
at android.app.ActivityManagerProxy.serviceDoneExecuting(ActivityManagerNative.java:3814)
at android.app.ActivityThread.handleServiceArgs(ActivityThread.java:3019)
at android.app.ActivityThread.-wrap17(ActivityThread.java)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1442)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:148)
at android.app.ActivityThread.main(ActivityThread.java:5417)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:726)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616)
manifest:
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="***">
<uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
<uses-permission android:name="android.permission.CHANGE_WIFI_STATE" />
<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
<uses-permission android:name="android.permission.INTERNET" />
<application
android:name="***.Application"
android:allowBackup="false"
android:icon="@mipmap/ic_launcher"
android:label="@string/app_name"
android:supportsRtl="true"
android:theme="@style/AppTheme">
<activity
android:launchMode="singleTop"
android:name="***.gui.menu.MainActivity"
android:label="@string/app_name"
android:theme="@style/AppTheme.NoActionBar">
</activity>
<activity
android:name=".gui.SplashActivity"
android:theme="@style/SplashTheme">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
<activity
android:name="***.gui.menu.KnownHostInfoActivity"
android:theme="@style/AppTheme.NoActionBar" />
<service android:name="***.services.hostConnection.TestService" />
</application>
Application.java:
public class Application extends android.app.Application{
private static final String TAG = "Application";
private static Application application;
public static Application getInstance(){
return application;
}
public void onCreate() {
super.onCreate();
application = this;
}
}