31     private LocalPrintJob mCurrent;  field in JobQueue
47         if (mCurrent != null && printerId.equals(mCurrent.getPrintJob().getInfo().getPrinterId())) {  in cancel()
48             cancel(mCurrent.getPrintJobId());  in cancel()
54         if (mCurrent != null && printerId.equals(mCurrent.getPrintJob().getInfo().getPrinterId())) {  in restart()
55             mCurrent.restart();  in restart()
70         if (mCurrent != null && mCurrent.getPrintJobId().equals(id)) {  in cancel()
71             mCurrent.cancel();  in cancel()
77         if (mJobs.isEmpty() || mCurrent != null) {  in startNextJob()
81         mCurrent = mJobs.remove(0);  in startNextJob()
82         mCurrent.start(job -> {  in startNextJob()
83             mCurrent = null;  in startNextJob()