How to use

org.apache.hadoop.yarn.server.resourcemanager.reservation.CapacityReservationSystem

constructor

public AbstractReservationSystem configureReservationSystem() {
 switch (getSchedulerType()) {
 case CAPACITY:
  return new CapacityReservationSystem();
 case FAIR:
  return new FairReservationSystem();
 }
 return null;
}

@Test
public void testInitialize() {
 ReservationSystemTestUtil testUtil = new ReservationSystemTestUtil();
 CapacityScheduler capScheduler = null;
 try {
  capScheduler = testUtil.mockCapacityScheduler(10);
 } catch (IOException e) {
  Assert.fail(e.getMessage());
 }
 CapacityReservationSystem reservationSystem =
   new CapacityReservationSystem();
 reservationSystem.setRMContext(capScheduler.getRMContext());
 try {
  reservationSystem.reinitialize(capScheduler.getConf(),
    capScheduler.getRMContext());
 } catch (YarnException e) {
  Assert.fail(e.getMessage());
 }
 String planQName = testUtil.getreservationQueueName();
 ReservationSystemTestUtil.validateReservationQueue(reservationSystem,
   planQName);
}

  new CapacityReservationSystem();
CapacitySchedulerConfiguration conf = capScheduler.getConfiguration();
RMContext mockContext = capScheduler.getRMContext();