android 预加载进程的实现方法

public class PreloadProgressService extends Service {
    @Nullable
    @Override
    public IBinder onBind(Intent intent) {
        return null;
    }
}

<service
    android:name=".ui.service.PreloadProgressService"
    android:exported="true"
    android:process=":eink"
    />

private void startPreloadProgressService() {
    if(!ReaderUtils.isServiceStart(PreloadProgressService.class)){
        Intent intent = new Intent(requireActivity(), PreloadProgressService.class);
        requireActivity().startService(intent);
    }
}

private void stopPreloadProgressService(){
    if(ReaderUtils.isServiceStart(PreloadProgressService.class)){
        Intent intent = new Intent(requireActivity(), PreloadProgressService.class);
        requireActivity().stopService(intent);
    }
}

public static boolean isServiceStart(Class<?> serviceClass) {
    ActivityManager manager = (ActivityManager) BaseApp.mApp.getSystemService(BaseApp.mApp.ACTIVITY_SERVICE);
    for (ActivityManager.RunningServiceInfo service : manager.getRunningServices(Integer.MAX_VALUE)) {
        if (serviceClass.getName().equals(service.service.getClassName())) {
            return true;
        }
    }
    return false;
}