| 1 | package de.uka.ipd.sdq.pcmsolver.transformations; |
| 2 | |
| 3 | import java.util.ArrayList; |
| 4 | import java.util.HashMap; |
| 5 | import java.util.List; |
| 6 | import java.util.Map; |
| 7 | |
| 8 | import de.uka.ipd.sdq.pcm.allocation.AllocationContext; |
| 9 | import de.uka.ipd.sdq.pcm.resourceenvironment.CommunicationLinkResourceSpecification; |
| 10 | import de.uka.ipd.sdq.pcm.seff.ExternalCallAction; |
| 11 | import de.uka.ipd.sdq.pcmsolver.Pair; |
| 12 | |
| 13 | /** |
| 14 | * Stores triples of {@link ExternalCallAction}, {@link AllocationContext}, and |
| 15 | * {@link CommunicationLinkResourceSpecification} to retrieve the linking |
| 16 | * resource used if the call is issued to the allocation context. So to say, |
| 17 | * realizes something like a Map<ExternalCallAction,Map<AllocationContext, |
| 18 | * CommunicationLinkResourceSpecification>>. But does not use only maps |
| 19 | * internally because not so many elements are expected. |
| 20 | * |
| 21 | * @author martens |
| 22 | * |
| 23 | */ |
| 24 | class CallsToLinkResourcesMap { |
| 25 | |
| 26 | /** |
| 27 | * |
| 28 | */ |
| 29 | Map<ExternalCallAction, List<Pair<AllocationContext, CommunicationLinkResourceSpecification>>> internalMap = new HashMap<ExternalCallAction, List<Pair<AllocationContext, CommunicationLinkResourceSpecification>>>(); |
| 30 | |
| 31 | /** |
| 32 | * |
| 33 | * @param eca |
| 34 | * @param allCtx |
| 35 | * @return |
| 36 | */ |
| 37 | public CommunicationLinkResourceSpecification get(ExternalCallAction eca, |
| 38 | AllocationContext allCtx) { |
| 39 | List<Pair<AllocationContext, CommunicationLinkResourceSpecification>> listForEca = internalMap |
| 40 | .get(eca); |
| 41 | if (listForEca == null) { |
| 42 | return null; |
| 43 | } |
| 44 | for (Pair<AllocationContext, CommunicationLinkResourceSpecification> pair : listForEca) { |
| 45 | if (pair.getFirst().getId().equals(allCtx.getId())) { |
| 46 | return pair.getSecond(); |
| 47 | } |
| 48 | } |
| 49 | return null; |
| 50 | } |
| 51 | |
| 52 | /** |
| 53 | * |
| 54 | * @param eca |
| 55 | * @param nextAllCtx |
| 56 | * @param clrs |
| 57 | */ |
| 58 | public void put(ExternalCallAction eca, AllocationContext nextAllCtx, |
| 59 | CommunicationLinkResourceSpecification clrs) { |
| 60 | Pair<AllocationContext, CommunicationLinkResourceSpecification> pair = new Pair<AllocationContext, CommunicationLinkResourceSpecification>( |
| 61 | nextAllCtx, clrs); |
| 62 | List<Pair<AllocationContext, CommunicationLinkResourceSpecification>> listForEca = internalMap |
| 63 | .get(eca); |
| 64 | if (listForEca == null) { |
| 65 | listForEca = new ArrayList<Pair<AllocationContext, CommunicationLinkResourceSpecification>>(); |
| 66 | internalMap.put(eca, listForEca); |
| 67 | } |
| 68 | listForEca.add(pair); |
| 69 | |
| 70 | } |
| 71 | } |