Get vSphere Virtual Machine creation time

VirtualMachineCreationTime

public Timestamp getCreatedDate() throws RemoteException {
        final EventFilterSpec eventFilterSpec = new EventFilterSpec();
        eventFilterSpec.setEventTypeId(new String[]{"VmCreatedEvent", "VmBeingDeployedEvent", "VmRegisteredEvent", "VmClonedEvent"});

		EventFilterSpecByEntity entity = new EventFilterSpecByEntity();
        entity.setEntity(virtualMachine.getMOR());
        EventFilterSpecRecursionOption recOption = EventFilterSpecRecursionOption.self;
        entity.setRecursion(recOption);

        eventFilterSpec.setEntity(entity);
        final Event[] events = serviceInstance.getEventManager().queryEvents(eventFilterSpec);

        Calendar calendar = null;
        if (events != null) {
            for (Event event : events) {
//            event.fullFormattedMessage.contains("Created virtual machine");
                calendar = event.createdTime;
				if (calendar == null) {
					continue;
				} else {
					return calendar.getTimeInMillis();
				}
            }
        }
        
    }