| 1 | package de.uka.ipd.sdq.prototype.framework.strategies; |
| 2 | |
| 3 | import java.util.HashMap; |
| 4 | |
| 5 | import de.uka.ipd.sdq.measurement.strategies.activeresource.IDemandStrategy; |
| 6 | import de.uka.ipd.sdq.measurement.strategies.activeresource.ResourceTypeEnum; |
| 7 | |
| 8 | public class DemandConsumerStrategiesRegistry { |
| 9 | |
| 10 | private HashMap<ResourceTypeEnum,IDemandStrategy> strategiesHash = new HashMap<ResourceTypeEnum, IDemandStrategy>(); |
| 11 | private static DemandConsumerStrategiesRegistry singletonInstance = new DemandConsumerStrategiesRegistry(); |
| 12 | |
| 13 | private DemandConsumerStrategiesRegistry() { |
| 14 | } |
| 15 | |
| 16 | public static DemandConsumerStrategiesRegistry singleton() { |
| 17 | return singletonInstance; |
| 18 | } |
| 19 | |
| 20 | public void registerStrategyFor(ResourceTypeEnum resourceType, IDemandStrategy strategy){ |
| 21 | strategiesHash.put(resourceType, strategy); |
| 22 | } |
| 23 | |
| 24 | public IDemandStrategy getStrategyFor(ResourceTypeEnum resource) { |
| 25 | if(!strategiesHash.containsKey(resource)) { |
| 26 | // TODO: This is a temporary J2EE hack, only simulate CPUs. |
| 27 | // double procRate = 10; |
| 28 | // System.out.println("Warning: the CPU strategy has been hard-codedly set to a processing rate of "+procRate); |
| 29 | // IDemandStrategy strategy = new FibonacciDemand(); |
| 30 | // strategy.initializeStrategy(DegreeOfAccuracyEnum.MEDIUM,procRate); |
| 31 | // strategiesHash.put(resource,strategy); |
| 32 | // return strategy; |
| 33 | throw new RuntimeException("Requested Resourcestrategy >"+resource+"< is not registered!"); |
| 34 | } |
| 35 | |
| 36 | return strategiesHash.get(resource); |
| 37 | } |
| 38 | } |