[英]can't start my service on boot android
在我的應用程序中,我想在啟動完成后啟動服務,並且以編程方式控制此選項,該服務在啟動時啟動,但是強制關閉並自行重新啟動,我不知道為什么
這是我的logcat
04-11 22:26:04.999: E/AndroidRuntime(2256): FATAL EXCEPTION: main
04-11 22:26:04.999: E/AndroidRuntime(2256): java.lang.NullPointerException
04-11 22:26:04.999: E/AndroidRuntime(2256): at technologysociety.socialsaddict.ServiceSocial$6.handleMessage(ServiceSocial.java:156)
04-11 22:26:04.999: E/AndroidRuntime(2256): at android.os.Handler.dispatchMessage(Handler.java:99)
04-11 22:26:04.999: E/AndroidRuntime(2256): at android.os.Looper.loop(Looper.java:130)
04-11 22:26:04.999: E/AndroidRuntime(2256): at android.app.ActivityThread.main(ActivityThread.java:3835)
04-11 22:26:04.999: E/AndroidRuntime(2256): at java.lang.reflect.Method.invokeNative(Native Method)
04-11 22:26:04.999: E/AndroidRuntime(2256): at java.lang.reflect.Method.invoke(Method.java:507)
04-11 22:26:04.999: E/AndroidRuntime(2256): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:864)
04-11 22:26:04.999: E/AndroidRuntime(2256): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:622)
04-11 22:26:04.999: E/AndroidRuntime(2256): at dalvik.system.NativeStart.main(Native Method)
我正在使用復選框控制此選項
StartUP.setOnClickListener(new OnClickListener() {
//Start of on boot
@Override
public void onClick(View v) {
//is StartUP checked?
if (StartUP.isChecked()) {
PackageManager pm = MainActivity.this.getPackageManager();
ComponentName componentName = new ComponentName(MainActivity.this, StartUP.class);
pm.setComponentEnabledSetting(componentName,PackageManager.COMPONENT_ENABLED_STATE_ENABLED,
PackageManager.DONT_KILL_APP);
Toast.makeText(getApplicationContext(), "activated", Toast.LENGTH_SHORT).show();
}else{
PackageManager pm = MainActivity.this.getPackageManager();
ComponentName componentName = new ComponentName(MainActivity.this, StartUP.class);
pm.setComponentEnabledSetting(componentName,PackageManager.COMPONENT_ENABLED_STATE_DISABLED,
PackageManager.DONT_KILL_APP);
Toast.makeText(getApplicationContext(), "Deactivated", Toast.LENGTH_SHORT).show();
}
}
});
還有這里的廣播齊磊課程
public class StartUP extends BroadcastReceiver {
@Override
public void onReceive(Context context, Intent intent) {
// This method is called when the BroadcastReceiver is receiving
// Start Service On Boot Start Up
Intent service = new Intent(context, ServiceSocial.class);
context.startService(service);
}
}
我的清單也有這個:
<receiver android:name="StartUP" android:enabled="false">
<intent-filter >
<action android:name="android.intent.action.BOOT_COMPLETED"/>
</intent-filter>
</receiver>
您需要在ServiceSocial.java的第156行上找出null,然后找出為什么不應該為null的原因,或者在那里可以接受null的情況下接受null的情況。
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