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Example 1 with OperatingSystem

use of org.eclipse.winery.repository.patterndetection.keywords.OperatingSystem in project winery by eclipse.

the class Detection method searchForKeywords.

/**
 * 1. step: search for keywords using predefined keywords in enums
 */
private void searchForKeywords(TTopologyTemplate tTopologyTemplate) {
    List<TNodeTemplate> tNodeTemplateList = ModelUtilities.getAllNodeTemplates(tTopologyTemplate);
    List<Server> serverList = new ArrayList<>(EnumSet.allOf(Server.class));
    List<Service> serviceList = new ArrayList<>(EnumSet.allOf(Service.class));
    List<VirtualHardware> virtualHardwareList = new ArrayList<>(EnumSet.allOf(VirtualHardware.class));
    List<OperatingSystem> operatingSystemList = new ArrayList<>(EnumSet.allOf(OperatingSystem.class));
    List<Messaging> messagingList = new ArrayList<>(EnumSet.allOf(Messaging.class));
    List<Storage> storageList = new ArrayList<>(EnumSet.allOf(Storage.class));
    for (TNodeTemplate tNodeTemplate : tNodeTemplateList) {
        for (Server server : serverList) {
            if (tNodeTemplate.getName().toLowerCase().contains(server.toString().toLowerCase())) {
                // add the matching keyword
                matchedKeywords.add(server.toString());
                // create a new TNodeTemplateExtended with the detected keyword and set the according label
                TNodeTemplateExtended temp = new TNodeTemplateExtended(tNodeTemplate, labelServer, server.toString());
                // add this object to the list with labeled NodeTemplates
                labeledNodeTemplates.add(temp);
                isPaaS = true;
            }
        }
        for (Service service : serviceList) {
            if (tNodeTemplate.getName().toLowerCase().contains(service.toString().toLowerCase())) {
                matchedKeywords.add(service.toString());
                TNodeTemplateExtended temp = new TNodeTemplateExtended(tNodeTemplate, labelService, service.toString());
                labeledNodeTemplates.add(temp);
                isPaaS = true;
            }
        }
        for (VirtualHardware virtualHardware : virtualHardwareList) {
            if (tNodeTemplate.getName().toLowerCase().contains(virtualHardware.toString().toLowerCase())) {
                matchedKeywords.add(virtualHardware.toString());
                TNodeTemplateExtended temp = new TNodeTemplateExtended(tNodeTemplate, labelVirtualHardware, virtualHardware.toString());
                labeledNodeTemplates.add(temp);
                isIaaS = true;
            }
        }
        for (OperatingSystem operatingSystem : operatingSystemList) {
            if (tNodeTemplate.getName().toLowerCase().contains(operatingSystem.toString().toLowerCase())) {
                matchedKeywords.add(operatingSystem.toString());
                TNodeTemplateExtended temp = new TNodeTemplateExtended(tNodeTemplate, labelOS, operatingSystem.toString());
                labeledNodeTemplates.add(temp);
                isPaaS = true;
            }
        }
        for (Messaging messaging : messagingList) {
            if (tNodeTemplate.getName().toLowerCase().contains(messaging.toString().toLowerCase())) {
                matchedKeywords.add(messaging.toString());
                TNodeTemplateExtended temp = new TNodeTemplateExtended(tNodeTemplate, labelMessaging, messaging.toString());
                labeledNodeTemplates.add(temp);
                isPaaS = true;
            }
        }
        for (Storage storage : storageList) {
            if (tNodeTemplate.getName().toLowerCase().contains(storage.toString().toLowerCase())) {
                matchedKeywords.add(storage.toString());
                TNodeTemplateExtended temp = new TNodeTemplateExtended(tNodeTemplate, labelStorage, storage.toString());
                labeledNodeTemplates.add(temp);
                isPaaS = true;
            }
        }
    }
    // create all taxonomies
    paasGraph = paas.getPaasTaxonomie();
    iaasGraph = iaas.getIaasTaxonomie();
    // set propabilities for possible patterns according to detected keywords only if any keywords matched the node template names
    if (!matchedKeywords.isEmpty()) {
        // for each specific keyowrds like beanstalk or mysql, probabilities are set in the pattern taxonomy graph
        for (String keyword : matchedKeywords) {
            DefaultWeightedEdge tempEdge;
            if (keyword.equals(keywordBeanstalk)) {
                detectedPattern.add(patternPaaS);
                tempEdge = paasGraph.getEdge(paas.getElasticPlatform(), paas.getEnvBasedAv());
                // set 100% probability of the pattern this edge is pointing to
                paasGraph.setEdgeWeight(tempEdge, 0.99);
                tempEdge = paasGraph.getEdge(paas.getElasticPlatform(), paas.getElasticLoadBalancer());
                paasGraph.setEdgeWeight(tempEdge, 0.99);
                tempEdge = paasGraph.getEdge(paas.getElasticPlatform(), paas.getElasticityManager());
                paasGraph.setEdgeWeight(tempEdge, 0.99);
            } else if (keyword.equals(keywordOpenstack) || keyword.equals(keywordEC2)) {
                tempEdge = iaasGraph.getEdge(iaas.getIaas(), iaas.getElasticInfrastructure());
                iaasGraph.setEdgeWeight(tempEdge, 0.75);
            } else if (keyword.equals(keywordMySQL)) {
                tempEdge = paasGraph.getEdge(paas.getPaas(), paas.getRelationalDatabase());
                paasGraph.setEdgeWeight(tempEdge, 0.99);
                tempEdge = paasGraph.getEdge(paas.getPaas(), paas.getKeyValueStorage());
                paasGraph.setEdgeWeight(tempEdge, 0.0);
            } else if (keyword.equals(keywordJava) || keyword.equals(keywordPython) || keyword.equals(keywordTomcat) || keyword.equals(keywordApache)) {
                tempEdge = paasGraph.getEdge(paas.getPaas(), paas.getExecEnvironment());
                paasGraph.setEdgeWeight(tempEdge, 0.75);
            } else if (keyword.equals(keywordMongoDB)) {
                tempEdge = paasGraph.getEdge(paas.getPaas(), paas.getKeyValueStorage());
                paasGraph.setEdgeWeight(tempEdge, 0.99);
                tempEdge = paasGraph.getEdge(paas.getPaas(), paas.getRelationalDatabase());
                paasGraph.setEdgeWeight(tempEdge, 0.0);
            }
        }
        // this case indicates only IaaS keywords and no detected PaaS keywords -> IaaS is assumed, therefore PaaS is added to impossible patterns
        if (isIaaS && !isPaaS) {
            detectedPattern.add(patternIaaS);
            impossiblePattern.add(patternPaaS);
            impossiblePattern.add(patternElasticPlatform);
            Set<DefaultWeightedEdge> edgeSet = iaasGraph.edgeSet();
            Iterator iterator2 = edgeSet.iterator();
            // iterate through the IaaS taxonomy and check the weight of each edge -> add the target nodes to the according pattern list
            while (iterator2.hasNext()) {
                DefaultWeightedEdge edge = (DefaultWeightedEdge) iterator2.next();
                double weight = iaasGraph.getEdgeWeight(edge);
                if (weight == 0.75) {
                    patternProbabilityHigh.add(iaasGraph.getEdgeTarget(edge));
                } else if (weight == 0.5) {
                    patternProbabilityMedium.add(iaasGraph.getEdgeTarget(edge));
                } else if (weight == 0.25) {
                    patternProbabilityLow.add(iaasGraph.getEdgeTarget(edge));
                } else if (weight == 0.99) {
                    detectedPattern.add(iaasGraph.getEdgeTarget(edge));
                } else if (weight == 0.0) {
                    impossiblePattern.add(iaasGraph.getEdgeTarget(edge));
                } else if (weight == 1.0) {
                    // for all other patterns add low probability, 1.0 is default edge value
                    patternProbabilityLow.add(iaasGraph.getEdgeTarget(edge));
                }
            }
        // this case occurs if IaaS and PaaS keywords are detected or just PaaS keywords -> PaaS is assumed and excludes IaaS
        } else {
            detectedPattern.add(patternPaaS);
            impossiblePattern.add(patternIaaS);
            impossiblePattern.add(patternElasticInfrastructure);
            Set<DefaultWeightedEdge> edgeSet;
            edgeSet = paasGraph.edgeSet();
            Iterator iterator = edgeSet.iterator();
            // iterate through the IaaS taxonomy and check the weight of each edge -> add the target nodes to the according pattern list
            while (iterator.hasNext()) {
                DefaultWeightedEdge edge = (DefaultWeightedEdge) iterator.next();
                double weight = paasGraph.getEdgeWeight(edge);
                if (weight == 0.75) {
                    patternProbabilityHigh.add(paasGraph.getEdgeTarget(edge));
                } else if (weight == 0.5) {
                    patternProbabilityMedium.add(paasGraph.getEdgeTarget(edge));
                } else if (weight == 0.25) {
                    patternProbabilityLow.add(paasGraph.getEdgeTarget(edge));
                } else if (weight == 0.99) {
                    detectedPattern.add(paasGraph.getEdgeTarget(edge));
                } else if (weight == 0.0) {
                    impossiblePattern.add(paasGraph.getEdgeTarget(edge));
                } else if (weight == 1.0) {
                    // for all other patterns add low probability, 1.0 is default edge value
                    patternProbabilityLow.add(paasGraph.getEdgeTarget(edge));
                }
            }
        }
    }
}
Also used : OperatingSystem(org.eclipse.winery.repository.patterndetection.keywords.OperatingSystem) Server(org.eclipse.winery.repository.patterndetection.keywords.Server) ArrayList(java.util.ArrayList) Service(org.eclipse.winery.repository.patterndetection.keywords.Service) TNodeTemplateExtended(org.eclipse.winery.repository.patterndetection.model.TNodeTemplateExtended) DefaultWeightedEdge(org.jgrapht.graph.DefaultWeightedEdge) Storage(org.eclipse.winery.repository.patterndetection.keywords.Storage) Iterator(java.util.Iterator) Messaging(org.eclipse.winery.repository.patterndetection.keywords.Messaging) VirtualHardware(org.eclipse.winery.repository.patterndetection.keywords.VirtualHardware) TNodeTemplate(org.eclipse.winery.model.tosca.TNodeTemplate)

Aggregations

ArrayList (java.util.ArrayList)1 Iterator (java.util.Iterator)1 TNodeTemplate (org.eclipse.winery.model.tosca.TNodeTemplate)1 Messaging (org.eclipse.winery.repository.patterndetection.keywords.Messaging)1 OperatingSystem (org.eclipse.winery.repository.patterndetection.keywords.OperatingSystem)1 Server (org.eclipse.winery.repository.patterndetection.keywords.Server)1 Service (org.eclipse.winery.repository.patterndetection.keywords.Service)1 Storage (org.eclipse.winery.repository.patterndetection.keywords.Storage)1 VirtualHardware (org.eclipse.winery.repository.patterndetection.keywords.VirtualHardware)1 TNodeTemplateExtended (org.eclipse.winery.repository.patterndetection.model.TNodeTemplateExtended)1 DefaultWeightedEdge (org.jgrapht.graph.DefaultWeightedEdge)1