override fun onStartCommand(intent: Intent?, flags: Int, startId: Int): Int {
return super.onStartCommand(intent, flags, startId)
}
START_STICKY 粘性, 异常被 kill 后会重启执行 onStartCommand 但不带Intent
START_NOT_STICKY 非粘性, 异常被 kill 后不会重启
START_REDELIVER_INTENT 粘性, 异常被 kill 后会重启执行 onStartCommand 并带Intent
START_STICKY_COMPATIBILITY 兼容粘性, 异常被 kill 后不一定能重启