| 1 | package de.uka.ipd.sdq.simucomframework; |
| 2 | |
| 3 | import java.util.ArrayList; |
| 4 | import java.util.HashMap; |
| 5 | import java.util.List; |
| 6 | |
| 7 | import de.uka.ipd.sdq.simucomframework.model.SimuComModel; |
| 8 | import de.uka.ipd.sdq.simucomframework.resources.AbstractScheduledResource; |
| 9 | import de.uka.ipd.sdq.simucomframework.resources.AbstractSimulatedResourceContainer; |
| 10 | import de.uka.ipd.sdq.simucomframework.resources.SimulatedLinkingResourceContainer; |
| 11 | import de.uka.ipd.sdq.simucomframework.resources.SimulatedResourceContainer; |
| 12 | |
| 13 | /** |
| 14 | * Central registry for all simulated resources. The central registry can |
| 15 | * be used to start and stop all resources simultaniously |
| 16 | * @author Steffen Becker |
| 17 | * |
| 18 | */ |
| 19 | public class ResourceRegistry { |
| 20 | // ResourceContainerID -> ResourceContainer Object |
| 21 | private HashMap<String, AbstractSimulatedResourceContainer> resourceContainerHash = new HashMap<String, AbstractSimulatedResourceContainer>(); |
| 22 | |
| 23 | private SimuComModel myModel = null; |
| 24 | |
| 25 | public ResourceRegistry(SimuComModel model) { |
| 26 | this.myModel = model; |
| 27 | } |
| 28 | |
| 29 | /** |
| 30 | * Create and add a PCM ResourceContainer |
| 31 | * @param containerID PCM ID of the resource container to create |
| 32 | * @return The simulated resource container object |
| 33 | */ |
| 34 | public AbstractSimulatedResourceContainer createResourceContainer( |
| 35 | String containerID) { |
| 36 | if (!resourceContainerHash.containsKey(containerID)) { |
| 37 | SimulatedResourceContainer container = new SimulatedResourceContainer( |
| 38 | myModel, |
| 39 | containerID); |
| 40 | addResourceContainer(container); |
| 41 | } |
| 42 | return resourceContainerHash.get(containerID); |
| 43 | } |
| 44 | |
| 45 | /** |
| 46 | * Add a PCM ResourceContainer |
| 47 | * @param container the resource container to add |
| 48 | */ |
| 49 | public void addResourceContainer(SimulatedResourceContainer container) { |
| 50 | assert(!resourceContainerHash.containsKey(container.getResourceContainerID())); |
| 51 | resourceContainerHash.put(container.getResourceContainerID(), container); |
| 52 | } |
| 53 | |
| 54 | /** |
| 55 | * Create a simulated PCM LinkingResource |
| 56 | * @param containerID PCM ID of the LinkingResource |
| 57 | * @return The resource container introduced for the linking resource. Note, |
| 58 | * this container is virtuall as it does not exist in the PCMs orginal |
| 59 | * model. However, it exists in the simulation to unify resource container |
| 60 | * and link resource behaviour. |
| 61 | */ |
| 62 | public AbstractSimulatedResourceContainer createLinkingResourceContainer( |
| 63 | String containerID) { |
| 64 | if (!resourceContainerHash.containsKey(containerID)) { |
| 65 | SimulatedLinkingResourceContainer container = new SimulatedLinkingResourceContainer( |
| 66 | myModel, |
| 67 | containerID); |
| 68 | resourceContainerHash.put(containerID, container); |
| 69 | } |
| 70 | return resourceContainerHash.get(containerID); |
| 71 | } |
| 72 | |
| 73 | /** |
| 74 | * Add a PCM LinkingResourceContainer |
| 75 | * @param container the linking resource container to add |
| 76 | */ |
| 77 | public void addLinkingResourceContainer(SimulatedLinkingResourceContainer container) { |
| 78 | assert(!resourceContainerHash.containsKey(container.getResourceContainerID())); |
| 79 | resourceContainerHash.put(container.getResourceContainerID(), container); |
| 80 | } |
| 81 | |
| 82 | public List<SimulatedLinkingResourceContainer> getLinkingResourceContainers() { |
| 83 | List<SimulatedLinkingResourceContainer> resourceContainers = new ArrayList<SimulatedLinkingResourceContainer>(); |
| 84 | for (AbstractSimulatedResourceContainer container : resourceContainerHash.values()) { |
| 85 | if (container instanceof SimulatedLinkingResourceContainer) { |
| 86 | resourceContainers.add((SimulatedLinkingResourceContainer)container); |
| 87 | } |
| 88 | } |
| 89 | return resourceContainers; |
| 90 | } |
| 91 | |
| 92 | /** |
| 93 | * @param resourceContainerID ID of the container |
| 94 | * @return True if the given ID is known in the resource registry |
| 95 | */ |
| 96 | public boolean containsResourceContainer(String resourceContainerID) { |
| 97 | return resourceContainerHash.containsKey(resourceContainerID); |
| 98 | } |
| 99 | |
| 100 | /** |
| 101 | * Retrieve the resource container with the given ID |
| 102 | * @param resourceContainerID ID of the container to retrieve. The container |
| 103 | * must exist in this registry |
| 104 | * @return The queried resource container |
| 105 | */ |
| 106 | public AbstractSimulatedResourceContainer getResourceContainer( |
| 107 | String resourceContainerID) { |
| 108 | assert containsResourceContainer(resourceContainerID); |
| 109 | return resourceContainerHash.get(resourceContainerID); |
| 110 | } |
| 111 | |
| 112 | /** |
| 113 | * Retrieve the resource container with the given ID |
| 114 | * @param resourceContainerID ID of the container to retrieve. The container |
| 115 | * must exist in this registry |
| 116 | * @return The queried resource container |
| 117 | */ |
| 118 | public AbstractSimulatedResourceContainer removeResourceContainerFromRegistry( |
| 119 | String resourceContainerID) { |
| 120 | AbstractSimulatedResourceContainer container = null; |
| 121 | if (containsResourceContainer(resourceContainerID)) { |
| 122 | container = resourceContainerHash.get(resourceContainerID); |
| 123 | resourceContainerHash.remove(resourceContainerID); |
| 124 | } |
| 125 | return container; |
| 126 | } |
| 127 | |
| 128 | /** |
| 129 | * Start all simulated resources in the simulation framework |
| 130 | */ |
| 131 | public void activateAllActiveResources() { |
| 132 | ArrayList<AbstractScheduledResource> resources = new ArrayList<AbstractScheduledResource>(); |
| 133 | for(AbstractSimulatedResourceContainer src : resourceContainerHash.values()) |
| 134 | resources.addAll(src.getActiveResources()); |
| 135 | for (AbstractScheduledResource sar : resources) { |
| 136 | sar.activateResource(); |
| 137 | } |
| 138 | } |
| 139 | |
| 140 | /** |
| 141 | * Stop all resources in the simulation framework |
| 142 | */ |
| 143 | public void deactivateAllActiveResources() { |
| 144 | ArrayList<AbstractScheduledResource> resources = new ArrayList<AbstractScheduledResource>(); |
| 145 | for(AbstractSimulatedResourceContainer src : resourceContainerHash.values()) |
| 146 | resources.addAll(src.getActiveResources()); |
| 147 | for (AbstractScheduledResource sar : resources) { |
| 148 | sar.deactivateResource(); |
| 149 | } |
| 150 | } |
| 151 | |
| 152 | public void deactivateAllPassiveResources() { |
| 153 | // TODO Is it necessary to deactivate passive resources here or is this |
| 154 | // already done elsewhere? |
| 155 | } |
| 156 | |
| 157 | } |