| 1 | package de.uka.ipd.sdq.scheduler.factory; |
| 2 | |
| 3 | import scheduler.configuration.MultipleQueueConfiguration; |
| 4 | import scheduler.configuration.SingleQueueConfiguration; |
| 5 | import scheduler.configuration.util.ConfigurationSwitch; |
| 6 | import de.uka.ipd.sdq.scheduler.loaddistribution.IInstanceSelector; |
| 7 | import de.uka.ipd.sdq.scheduler.loaddistribution.IProcessSelector; |
| 8 | import de.uka.ipd.sdq.scheduler.loaddistribution.balancers.AbstractLoadBalancer; |
| 9 | import de.uka.ipd.sdq.scheduler.queueing.IQueueingStrategy; |
| 10 | import de.uka.ipd.sdq.scheduler.queueing.IRunQueue; |
| 11 | import de.uka.ipd.sdq.scheduler.queueing.strategies.MultipleQueuesStrategy; |
| 12 | import de.uka.ipd.sdq.scheduler.queueing.strategies.SingleQueueStrategy; |
| 13 | import de.uka.ipd.sdq.scheduler.resources.active.SimActiveResource; |
| 14 | import de.uka.ipd.sdq.scheduler.strategy.impl.AbstractScheduler; |
| 15 | |
| 16 | public class QueueingConfigurationSwitch extends ConfigurationSwitch<IQueueingStrategy> { |
| 17 | |
| 18 | |
| 19 | private IInstanceSelector instance_selector; |
| 20 | private IRunQueue runqueue_prototype; |
| 21 | private SimActiveResource resource; |
| 22 | private SchedulingFactory factory; |
| 23 | |
| 24 | public QueueingConfigurationSwitch(IRunQueue runqueue_prototype, IInstanceSelector instance_selector, SchedulingFactory factory, SimActiveResource resource){ |
| 25 | this.instance_selector = instance_selector; |
| 26 | this.runqueue_prototype = runqueue_prototype; |
| 27 | this.factory = factory; |
| 28 | this.resource = resource; |
| 29 | } |
| 30 | |
| 31 | @Override |
| 32 | public IQueueingStrategy caseMultipleQueueConfiguration( |
| 33 | MultipleQueueConfiguration configuration) { |
| 34 | AbstractLoadBalancer load_balancer = (AbstractLoadBalancer)factory.createLoadBalancer(configuration.getLoadBalancing()); |
| 35 | MultipleQueuesStrategy strategy = new MultipleQueuesStrategy(resource.getInstanceList(), runqueue_prototype, instance_selector, load_balancer, configuration.isInFrontWhenBalancing()); |
| 36 | load_balancer.setQueueHolder(strategy); |
| 37 | return strategy; |
| 38 | } |
| 39 | |
| 40 | @Override |
| 41 | public IQueueingStrategy caseSingleQueueConfiguration(SingleQueueConfiguration configuration) { |
| 42 | IProcessSelector processSelector = factory.createProcessSelector(configuration.getProcessSelection()); |
| 43 | return new SingleQueueStrategy(runqueue_prototype, processSelector, instance_selector); |
| 44 | } |
| 45 | } |