| 1 | package de.uka.ipd.sdq.pcm.transformations.builder.seff; |
| 2 | |
| 3 | import java.util.ArrayList; |
| 4 | import java.util.Collection; |
| 5 | |
| 6 | import de.uka.ipd.sdq.pcm.core.CoreFactory; |
| 7 | import de.uka.ipd.sdq.pcm.parameter.ParameterFactory; |
| 8 | import de.uka.ipd.sdq.pcm.parameter.VariableCharacterisation; |
| 9 | import de.uka.ipd.sdq.pcm.parameter.VariableCharacterisationType; |
| 10 | import de.uka.ipd.sdq.pcm.parameter.VariableUsage; |
| 11 | import de.uka.ipd.sdq.pcm.repository.OperationProvidedRole; |
| 12 | import de.uka.ipd.sdq.pcm.repository.OperationRequiredRole; |
| 13 | import de.uka.ipd.sdq.pcm.repository.OperationSignature; |
| 14 | import de.uka.ipd.sdq.stoex.StoexFactory; |
| 15 | import de.uka.ipd.sdq.stoex.VariableReference; |
| 16 | |
| 17 | public class MiddlewareComponentSeffBuilder extends DelegatorComponentSeffBuilder { |
| 18 | |
| 19 | protected OperationRequiredRole middlewareRole; |
| 20 | |
| 21 | public MiddlewareComponentSeffBuilder( |
| 22 | OperationProvidedRole domainProvRole, |
| 23 | OperationRequiredRole domainReqRole, |
| 24 | OperationRequiredRole middlewareReqRole) { |
| 25 | super(domainProvRole, domainReqRole); |
| 26 | this.middlewareRole = middlewareReqRole; |
| 27 | } |
| 28 | |
| 29 | public void appendPreMiddlewareCall(OperationSignature preSignature) { |
| 30 | this.appendPreAction( |
| 31 | new ExternalCallActionDescriptor( |
| 32 | preSignature, |
| 33 | this.middlewareRole, |
| 34 | createMiddlewareParameter(), |
| 35 | createOutParameter())); |
| 36 | } |
| 37 | |
| 38 | public void appendPostMiddlewareCall(OperationSignature postSignature) { |
| 39 | this.appendPostAction( |
| 40 | new ExternalCallActionDescriptor( |
| 41 | postSignature, |
| 42 | this.middlewareRole, |
| 43 | createMiddlewareParameter(), |
| 44 | createOutParameter())); |
| 45 | } |
| 46 | |
| 47 | protected Collection<VariableUsage> createMiddlewareParameter() { |
| 48 | Collection<VariableUsage> result = new ArrayList<VariableUsage>(); |
| 49 | result.add(createVariableUsage("stream", VariableCharacterisationType.BYTESIZE, "stream.BYTESIZE")); |
| 50 | return result; |
| 51 | } |
| 52 | |
| 53 | protected VariableUsage createVariableUsage(String variableName, VariableCharacterisationType type, String spec) { |
| 54 | VariableUsage usage = ParameterFactory.eINSTANCE.createVariableUsage(); |
| 55 | VariableCharacterisation characterisation = ParameterFactory.eINSTANCE.createVariableCharacterisation(); |
| 56 | VariableReference name = StoexFactory.eINSTANCE.createVariableReference(); |
| 57 | name.setReferenceName(variableName); |
| 58 | characterisation.setSpecification_VariableCharacterisation(CoreFactory.eINSTANCE.createPCMRandomVariable()); |
| 59 | characterisation.getSpecification_VariableCharacterisation().setSpecification(spec); |
| 60 | characterisation.setType(type); |
| 61 | usage.setNamedReference__VariableUsage(name); |
| 62 | usage.getVariableCharacterisation_VariableUsage().add(characterisation); |
| 63 | |
| 64 | return usage; |
| 65 | } |
| 66 | |
| 67 | private Collection<VariableUsage> createOutParameter() { |
| 68 | Collection<VariableUsage> result = new ArrayList<VariableUsage>(); |
| 69 | result.add(createVariableUsage("stream", VariableCharacterisationType.BYTESIZE, "RETURN.BYTESIZE")); |
| 70 | return result; |
| 71 | } |
| 72 | } |