ActivityStackSuperior#resumeFocusedStackTopActivityLocked() ->ActivityStack#resumeTopActivityUncheckedLocked()->resumeTopActivityInnerLocked()
final ClientTransaction transaction = ClientTransaction.obtain(next.app.thread, next.appToken); // Deliver all pending results. ArrayList<ResultInfo> a = next.results; if (a != null) { final int N = a.size(); if (!next.finishing && N > 0) { if (DEBUG_RESULTS) Slog.v(TAG_RESULTS, "Delivering results to " + next + ": " + a); transaction.addCallback(ActivityResultItem.obtain(a)); } } if (next.newIntents != null) { transaction.addCallback(NewIntentItem.obtain(next.newIntents, false /* andPause */)); } next.sleeping = false; mService.getAppWarningsLocked().onResumeActivity(next); transaction.setLifecycleStateRequest( ResumeActivityItem.obtain(next.app.repProcState, mService.isNextTransitionForward())); mService.getLifecycleManager().scheduleTransaction(transaction);相关博文：https://mp.csdn.net/postedit/85078999
