private FSAppAttempt addApp(FSLeafQueue queue, String user) {
ApplicationId appId = ApplicationId.newInstance(0l, appNum++);
ApplicationAttemptId attId = ApplicationAttemptId.newInstance(appId, 0);
boolean runnable = maxAppsEnforcer.canAppBeRunnable(queue, user);
FSAppAttempt app = new FSAppAttempt(scheduler, attId, user, queue, null, rmContext);
queue.addApp(app, runnable);
if (runnable) {
maxAppsEnforcer.trackRunnableApp(app);
} else {
maxAppsEnforcer.trackNonRunnableApp(app);
}
return app;
}
private void removeApp(FSAppAttempt app) {
app.getQueue().removeApp(app);
maxAppsEnforcer.untrackRunnableApp(app);
maxAppsEnforcer.updateRunnabilityOnAppRemoval(app, app.getQueue());
}