????Android???????

????????Android??ó???????Android????????????????Linux???ID???????????????????????????ó???????????ó???????е????????????

?????? Linux ?У???????ID ????????????????? Android ?????????ID ????????ó?????ó????????????????? ID????ó??????豸???????????????ID ???????

???????????￡????apk?????????????Linux?????С???????????ó????е???????Android????????jvm????????μ????????У????????apk?????????????????С?

????????????????? Android ??ó???????????????????????????????????????Linux user ID??

??????????????????????ó???????????linux???id?????????????????????е??????

??????????????????????????id????ó?????????????????????У?????????jvm??

???????????????????? Android ??ó??????????????????

???????????ó?????????????????????С???????????????????????????????????Щ??ó???????????? manifest ????????????????? Linux ??? ID???????????????/?????? manifest ???? android:sharedUserId ????????