@Override
public UpdateContainer doIt(VWorkspace vWorkspace) throws CommandException {
UpdateContainer c = new UpdateContainer();
Worksheet worksheet = vWorkspace.getViewFactory().getVWorksheet(vWorksheetId).getWorksheet();
worksheetName = worksheet.getTitle();
// Generate the semantic types for the worksheet
OntologyManager ontMgr = vWorkspace.getWorkspace().getOntologyManager();
if (ontMgr.isEmpty()) return new UpdateContainer(new ErrorUpdate("No ontology loaded."));
SemanticTypeUtil.computeSemanticTypesForAutoModel(
worksheet, vWorkspace.getWorkspace().getCrfModelHandler(), ontMgr);
String alignmentId =
AlignmentManager.Instance()
.constructAlignmentId(vWorkspace.getWorkspace().getId(), vWorksheetId);
Alignment alignment = AlignmentManager.Instance().getAlignment(alignmentId);
if (alignment == null) {
alignment = new Alignment(ontMgr);
AlignmentManager.Instance().addAlignmentToMap(alignmentId, alignment);
}
try {
// Save the semantic types in the input parameter JSON
saveSemanticTypesInformation(
worksheet, vWorkspace, worksheet.getSemanticTypes().getListOfTypes());
// Add the visualization update
c.add(new SemanticTypesUpdate(worksheet, vWorksheetId, alignment));
c.add(
new SVGAlignmentUpdate_ForceKarmaLayout(
vWorkspace.getViewFactory().getVWorksheet(vWorksheetId), alignment));
} catch (Exception e) {
logger.error("Error occured while generating the model Reason:.", e);
return new UpdateContainer(
new ErrorUpdate("Error occured while generating the model for the source."));
}
c.add(new TagsUpdate());
return c;
}
public JSONObject getAsJSONObject(OntologyManager ontMgr) throws JSONException {
JSONObject obj = new JSONObject();
JSONArray arr = new JSONArray();
// Need to sort
HashMap<String, Double> sortedMap = Util.sortHashMap(scoreMap);
for (String label : sortedMap.keySet()) {
JSONObject oj = new JSONObject();
// Check if the type contains domain
if (label.contains("|")) {
URI domainURI = ontMgr.getURIFromString(label.split("\\|")[0]);
URI typeURI = ontMgr.getURIFromString(label.split("\\|")[1]);
if (domainURI == null || typeURI == null) continue;
oj.put(
SemanticTypesUpdate.JsonKeys.DisplayDomainLabel.name(),
domainURI.getLocalNameWithPrefixIfAvailable());
oj.put(SemanticTypesUpdate.JsonKeys.Domain.name(), label.split("\\|")[0]);
oj.put(
SemanticTypesUpdate.JsonKeys.DisplayLabel.name(),
typeURI.getLocalNameWithPrefixIfAvailable());
oj.put(SemanticTypesUpdate.JsonKeys.FullType.name(), label.split("\\|")[1]);
} else {
URI typeURI = ontMgr.getURIFromString(label);
if (typeURI == null) continue;
oj.put(SemanticTypesUpdate.JsonKeys.FullType.name(), label);
oj.put(
SemanticTypesUpdate.JsonKeys.DisplayLabel.name(),
typeURI.getLocalNameWithPrefixIfAvailable());
oj.put(SemanticTypesUpdate.JsonKeys.DisplayDomainLabel.name(), "");
oj.put(SemanticTypesUpdate.JsonKeys.Domain.name(), "");
}
oj.put("Probability", scoreMap.get(label));
arr.put(oj);
}
obj.put("Labels", arr);
return obj;
}
public static void test() throws Exception {
ServletContextParameterMap contextParameters =
ContextParametersRegistry.getInstance().getDefault();
ModelingConfiguration modelingConfiguration =
ModelingConfigurationRegistry.getInstance()
.getModelingConfiguration(contextParameters.getId());
// String inputPath = Params.INPUT_DIR;
String outputPath = Params.OUTPUT_DIR;
String graphPath = Params.GRAPHS_DIR;
// List<SemanticModel> semanticModels = ModelReader.importSemanticModels(inputPath);
List<SemanticModel> semanticModels =
ModelReader.importSemanticModelsFromJsonFiles(Params.MODEL_DIR, Params.MODEL_MAIN_FILE_EXT);
// ModelEvaluation me2 = semanticModels.get(20).evaluate(semanticModels.get(20));
// System.out.println(me2.getPrecision() + "--" + me2.getRecall());
// if (true)
// return;
List<SemanticModel> trainingData = new ArrayList<SemanticModel>();
OntologyManager ontologyManager = new OntologyManager(contextParameters.getId());
File ff = new File(Params.ONTOLOGY_DIR);
File[] files = ff.listFiles();
for (File f : files) {
ontologyManager.doImport(f, "UTF-8");
}
ontologyManager.updateCache();
// getStatistics1(semanticModels);
// if (true)
// return;
ModelLearningGraph modelLearningGraph = null;
ModelLearner_Old modelLearner;
boolean iterativeEvaluation = false;
boolean useCorrectType = false;
int numberOfCRFCandidates = 4;
int numberOfKnownModels;
String filePath = Params.RESULTS_DIR;
String filename = "results,k=" + numberOfCRFCandidates + ".csv";
PrintWriter resultFile = new PrintWriter(new File(filePath + filename));
StringBuffer[] resultsArray = new StringBuffer[semanticModels.size() + 2];
for (int i = 0; i < resultsArray.length; i++) {
resultsArray[i] = new StringBuffer();
}
for (int i = 0; i < semanticModels.size(); i++) {
// for (int i = 0; i <= 10; i++) {
// int i = 3; {
resultFile.flush();
int newSourceIndex = i;
SemanticModel newSource = semanticModels.get(newSourceIndex);
logger.info("======================================================");
logger.info(newSource.getName() + "(#attributes:" + newSource.getColumnNodes().size() + ")");
System.out.println(
newSource.getName() + "(#attributes:" + newSource.getColumnNodes().size() + ")");
logger.info("======================================================");
if (!iterativeEvaluation) numberOfKnownModels = semanticModels.size() - 1;
else numberOfKnownModels = 0;
if (resultsArray[0].length() > 0) resultsArray[0].append(" \t ");
resultsArray[0].append(
newSource.getName()
+ "("
+ newSource.getColumnNodes().size()
+ ")"
+ "\t"
+ " "
+ "\t"
+ " ");
if (resultsArray[1].length() > 0) resultsArray[1].append(" \t ");
resultsArray[1].append("p \t r \t t");
while (numberOfKnownModels <= semanticModels.size() - 1) {
trainingData.clear();
int j = 0, count = 0;
while (count < numberOfKnownModels) {
if (j != newSourceIndex) {
trainingData.add(semanticModels.get(j));
count++;
}
j++;
}
modelLearningGraph =
(ModelLearningGraphSparse)
ModelLearningGraph.getEmptyInstance(ontologyManager, ModelLearningGraphType.Sparse);
SemanticModel correctModel = newSource;
List<ColumnNode> columnNodes = correctModel.getColumnNodes();
// if (useCorrectType && numberOfCRFCandidates > 1)
// updateCrfSemanticTypesForResearchEvaluation(columnNodes);
modelLearner = new ModelLearner_Old(ontologyManager, columnNodes);
long start = System.currentTimeMillis();
String graphName =
!iterativeEvaluation
? graphPath + semanticModels.get(newSourceIndex).getName() + Params.GRAPH_FILE_EXT
: graphPath
+ semanticModels.get(newSourceIndex).getName()
+ ".knownModels="
+ numberOfKnownModels
+ Params.GRAPH_FILE_EXT;
if (new File(graphName).exists()) {
// read graph from file
try {
logger.info("loading the graph ...");
DirectedWeightedMultigraph<Node, DefaultLink> graph = GraphUtil.importJson(graphName);
modelLearner.graphBuilder = new GraphBuilder(ontologyManager, graph, false);
modelLearner.nodeIdFactory = modelLearner.graphBuilder.getNodeIdFactory();
} catch (Exception e) {
e.printStackTrace();
}
} else {
logger.info("building the graph ...");
for (SemanticModel sm : trainingData) modelLearningGraph.addModel(sm, false);
modelLearner.graphBuilder = modelLearningGraph.getGraphBuilder();
modelLearner.nodeIdFactory = modelLearner.graphBuilder.getNodeIdFactory();
// save graph to file
try {
GraphUtil.exportJson(
modelLearningGraph.getGraphBuilder().getGraph(), graphName, true, true);
} catch (Exception e) {
e.printStackTrace();
}
}
List<SortableSemanticModel_Old> hypothesisList =
modelLearner.hypothesize(useCorrectType, numberOfCRFCandidates);
long elapsedTimeMillis = System.currentTimeMillis() - start;
float elapsedTimeSec = elapsedTimeMillis / 1000F;
List<SortableSemanticModel_Old> topHypotheses = null;
if (hypothesisList != null) {
topHypotheses =
hypothesisList.size() > modelingConfiguration.getNumCandidateMappings()
? hypothesisList.subList(0, modelingConfiguration.getNumCandidateMappings())
: hypothesisList;
}
Map<String, SemanticModel> models = new TreeMap<String, SemanticModel>();
// export to json
// if (topHypotheses != null)
// for (int k = 0; k < topHypotheses.size() && k < 3; k++) {
//
// String fileExt = null;
// if (k == 0) fileExt = Params.MODEL_RANK1_FILE_EXT;
// else if (k == 1) fileExt = Params.MODEL_RANK2_FILE_EXT;
// else if (k == 2) fileExt = Params.MODEL_RANK3_FILE_EXT;
// SortableSemanticModel m = topHypotheses.get(k);
// new SemanticModel(m).writeJson(Params.MODEL_DIR +
// newSource.getName() + fileExt);
//
// }
ModelEvaluation me;
models.put("1-correct model", correctModel);
if (topHypotheses != null)
for (int k = 0; k < topHypotheses.size(); k++) {
SortableSemanticModel_Old m = topHypotheses.get(k);
me = m.evaluate(correctModel);
String label =
"candidate"
+ k
+ m.getSteinerNodes().getScoreDetailsString()
+ "cost:"
+ roundTwoDecimals(m.getCost())
+
// "-distance:" + me.getDistance() +
"-precision:"
+ me.getPrecision()
+ "-recall:"
+ me.getRecall();
models.put(label, m);
if (k == 0) { // first rank model
System.out.println(
"number of known models: "
+ numberOfKnownModels
+ ", precision: "
+ me.getPrecision()
+ ", recall: "
+ me.getRecall()
+ ", time: "
+ elapsedTimeSec);
logger.info(
"number of known models: "
+ numberOfKnownModels
+ ", precision: "
+ me.getPrecision()
+ ", recall: "
+ me.getRecall()
+ ", time: "
+ elapsedTimeSec);
// resultFile.println("number of known models \t precision \t recall");
// resultFile.println(numberOfKnownModels + "\t" + me.getPrecision() + "\t" +
// me.getRecall());
String s = me.getPrecision() + "\t" + me.getRecall() + "\t" + elapsedTimeSec;
if (resultsArray[numberOfKnownModels + 2].length() > 0)
resultsArray[numberOfKnownModels + 2].append(" \t ");
resultsArray[numberOfKnownModels + 2].append(s);
// resultFile.println(me.getPrecision() + "\t" + me.getRecall() + "\t" +
// elapsedTimeSec);
}
}
String outName =
!iterativeEvaluation
? outputPath
+ semanticModels.get(newSourceIndex).getName()
+ Params.GRAPHVIS_OUT_DETAILS_FILE_EXT
: outputPath
+ semanticModels.get(newSourceIndex).getName()
+ ".knownModels="
+ numberOfKnownModels
+ Params.GRAPHVIS_OUT_DETAILS_FILE_EXT;
// if (!iterativeEvaluation) {
GraphVizUtil.exportSemanticModelsToGraphviz(
models,
newSource.getName(),
outName,
GraphVizLabelType.LocalId,
GraphVizLabelType.LocalUri,
false,
false);
// }
numberOfKnownModels++;
}
// resultFile.println("=======================================================");
}
for (StringBuffer s : resultsArray) resultFile.println(s.toString());
resultFile.close();
}
private Set<SemanticTypeMapping> findSemanticTypeInGraph(
ColumnNode sourceColumn,
SemanticType semanticType,
HashMap<String, Integer> semanticTypesCount,
Set<Node> addedNodes) {
logger.debug("finding matches for semantic type in the graph ... ");
if (addedNodes == null) addedNodes = new HashSet<Node>();
Set<SemanticTypeMapping> mappings = new HashSet<SemanticTypeMapping>();
if (semanticType == null) {
logger.error("semantic type is null.");
return mappings;
}
if (semanticType.getDomain() == null) {
logger.error("semantic type does not have any domain");
return mappings;
}
if (semanticType.getType() == null) {
logger.error("semantic type does not have any link");
return mappings;
}
String domainUri = semanticType.getDomain().getUri();
String propertyUri = semanticType.getType().getUri();
Double confidence = semanticType.getConfidenceScore();
Origin origin = semanticType.getOrigin();
Integer countOfSemanticType = semanticTypesCount.get(domainUri + propertyUri);
if (countOfSemanticType == null) {
logger.error("count of semantic type should not be null or zero");
return mappings;
}
if (domainUri == null || domainUri.isEmpty()) {
logger.error("semantic type does not have any domain");
return mappings;
}
if (propertyUri == null || propertyUri.isEmpty()) {
logger.error("semantic type does not have any link");
return mappings;
}
logger.debug(
"semantic type: " + domainUri + "|" + propertyUri + "|" + confidence + "|" + origin);
// add dataproperty to existing classes if sl is a data node mapping
// Set<Node> foundInternalNodes = new HashSet<Node>();
Set<SemanticTypeMapping> semanticTypeMatches =
this.graphBuilder.getSemanticTypeMatches().get(domainUri + propertyUri);
if (semanticTypeMatches != null) {
for (SemanticTypeMapping stm : semanticTypeMatches) {
SemanticTypeMapping mp =
new SemanticTypeMapping(
sourceColumn, semanticType, stm.getSource(), stm.getLink(), stm.getTarget());
mappings.add(mp);
// foundInternalNodes.add(stm.getSource());
}
}
logger.debug("adding data property to the found internal nodes ...");
Integer count;
boolean allowMultipleSamePropertiesPerNode =
ModelingConfigurationRegistry.getInstance()
.getModelingConfiguration(
ContextParametersRegistry.getInstance()
.getContextParameters(ontologyManager.getContextId())
.getKarmaHome())
.isMultipleSamePropertyPerNode();
Set<Node> nodesWithSameUriOfDomain = this.graphBuilder.getUriToNodesMap().get(domainUri);
if (nodesWithSameUriOfDomain != null) {
for (Node source : nodesWithSameUriOfDomain) {
count = this.graphBuilder.getNodeDataPropertyCount().get(source.getId() + propertyUri);
if (count != null) {
if (allowMultipleSamePropertiesPerNode) {
if (count >= countOfSemanticType.intValue()) continue;
} else {
if (count >= 1) continue;
}
}
String nodeId = new RandomGUID().toString();
ColumnNode target = new ColumnNode(nodeId, nodeId, sourceColumn.getColumnName(), null);
if (!this.graphBuilder.addNode(target)) continue;
;
addedNodes.add(target);
String linkId = LinkIdFactory.getLinkId(propertyUri, source.getId(), target.getId());
LabeledLink link = new DataPropertyLink(linkId, new Label(propertyUri));
if (!this.graphBuilder.addLink(source, target, link)) continue;
;
SemanticTypeMapping mp =
new SemanticTypeMapping(
sourceColumn, semanticType, (InternalNode) source, link, target);
mappings.add(mp);
}
}
return mappings;
}
private CandidateSteinerSets getCandidateSteinerSets(
List<ColumnNode> columnNodes,
boolean useCorrectTypes,
int numberOfCRFCandidates,
Set<Node> addedNodes) {
if (columnNodes == null || columnNodes.isEmpty()) return null;
int maxNumberOfSteinerNodes = columnNodes.size() * 2;
CandidateSteinerSets candidateSteinerSets =
new CandidateSteinerSets(maxNumberOfSteinerNodes, ontologyManager.getContextId());
if (addedNodes == null) addedNodes = new HashSet<Node>();
Set<SemanticTypeMapping> tempSemanticTypeMappings;
HashMap<ColumnNode, List<SemanticType>> columnSemanticTypes =
new HashMap<ColumnNode, List<SemanticType>>();
HashMap<String, Integer> semanticTypesCount = new HashMap<String, Integer>();
List<SemanticType> candidateSemanticTypes;
String domainUri = "", propertyUri = "";
for (ColumnNode n : columnNodes) {
candidateSemanticTypes = n.getTopKLearnedSemanticTypes(numberOfCRFCandidates);
columnSemanticTypes.put(n, candidateSemanticTypes);
for (SemanticType semanticType : candidateSemanticTypes) {
if (semanticType == null
|| semanticType.getDomain() == null
|| semanticType.getType() == null) continue;
domainUri = semanticType.getDomain().getUri();
propertyUri = semanticType.getType().getUri();
Integer count = semanticTypesCount.get(domainUri + propertyUri);
if (count == null) semanticTypesCount.put(domainUri + propertyUri, 1);
else semanticTypesCount.put(domainUri + propertyUri, count.intValue() + 1);
}
}
int numOfMappings = 1;
for (ColumnNode n : columnNodes) {
candidateSemanticTypes = columnSemanticTypes.get(n);
if (candidateSemanticTypes == null) continue;
logger.info("===== Column: " + n.getColumnName());
Set<SemanticTypeMapping> semanticTypeMappings = new HashSet<SemanticTypeMapping>();
for (SemanticType semanticType : candidateSemanticTypes) {
logger.info("\t===== Semantic Type: " + semanticType.getModelLabelString());
if (semanticType == null
|| semanticType.getDomain() == null
|| semanticType.getType() == null) continue;
domainUri = semanticType.getDomain().getUri();
propertyUri = semanticType.getType().getUri();
Integer countOfSemanticType = semanticTypesCount.get(domainUri + propertyUri);
// logger.info("count of semantic type: " + countOfSemanticType);
tempSemanticTypeMappings =
findSemanticTypeInGraph(n, semanticType, semanticTypesCount, addedNodes);
// logger.info("number of matches for semantic type: " +
// + (tempSemanticTypeMappings == null ? 0 : tempSemanticTypeMappings.size()));
if (tempSemanticTypeMappings != null) semanticTypeMappings.addAll(tempSemanticTypeMappings);
int countOfMatches = tempSemanticTypeMappings == null ? 0 : tempSemanticTypeMappings.size();
if (countOfMatches
< countOfSemanticType) // No struct in graph is matched with the semantic type, we add a
// new struct to the graph
{
for (int i = 0; i < countOfSemanticType - countOfMatches; i++) {
SemanticTypeMapping mp = addSemanticTypeStruct(n, semanticType, addedNodes);
if (mp != null) semanticTypeMappings.add(mp);
}
}
}
// System.out.println("number of matches for column " + n.getColumnName() +
// ": " + (semanticTypeMappings == null ? 0 : semanticTypeMappings.size()));
logger.info(
"number of matches for column "
+ n.getColumnName()
+ ": "
+ (semanticTypeMappings == null ? 0 : semanticTypeMappings.size()));
numOfMappings *=
semanticTypeMappings == null || semanticTypeMappings.isEmpty()
? 1
: semanticTypeMappings.size();
candidateSteinerSets.updateSteinerSets(semanticTypeMappings);
}
// System.out.println("number of possible mappings: " + numOfMappings);
logger.info("number of possible mappings: " + numOfMappings);
return candidateSteinerSets;
}
public List<SortableSemanticModel_Old> hypothesize(
boolean useCorrectTypes, int numberOfCRFCandidates) {
Set<Node> addedNodes =
new HashSet<
Node>(); // They should be deleted from the graph after computing the semantic models
logger.info("finding candidate steiner sets ... ");
CandidateSteinerSets candidateSteinerSets =
getCandidateSteinerSets(columnNodes, useCorrectTypes, numberOfCRFCandidates, addedNodes);
if (candidateSteinerSets == null
|| candidateSteinerSets.getSteinerSets() == null
|| candidateSteinerSets.getSteinerSets().isEmpty()) {
logger.error("there is no candidate set of steiner nodes.");
return null;
}
logger.info("number of steiner sets: " + candidateSteinerSets.numberOfCandidateSets());
logger.info("updating weights according to training data ...");
long start = System.currentTimeMillis();
this.updateWeights();
long updateWightsElapsedTimeMillis = System.currentTimeMillis() - start;
logger.info("time to update weights: " + (updateWightsElapsedTimeMillis / 1000F));
logger.info("computing steiner trees ...");
List<SortableSemanticModel_Old> sortableSemanticModels =
new ArrayList<SortableSemanticModel_Old>();
int count = 1;
for (SteinerNodes sn : candidateSteinerSets.getSteinerSets()) {
logger.debug("computing steiner tree for steiner nodes set " + count + " ...");
logger.debug(sn.getScoreDetailsString());
DirectedWeightedMultigraph<Node, LabeledLink> tree = computeSteinerTree(sn.getNodes());
count++;
if (tree != null) {
SemanticModel sm =
new SemanticModel(
new RandomGUID().toString(), tree, columnNodes, sn.getMappingToSourceColumns());
SortableSemanticModel_Old sortableSemanticModel = new SortableSemanticModel_Old(sm, sn);
sortableSemanticModels.add(sortableSemanticModel);
}
if (count
== ModelingConfigurationRegistry.getInstance()
.getModelingConfiguration(
ContextParametersRegistry.getInstance()
.getContextParameters(ontologyManager.getContextId())
.getKarmaHome())
.getNumCandidateMappings()) break;
}
Collections.sort(sortableSemanticModels);
// logger.info("results are ready ...");
// return sortableSemanticModels;
List<SortableSemanticModel_Old> uniqueModels = new ArrayList<SortableSemanticModel_Old>();
SortableSemanticModel_Old current, previous;
if (sortableSemanticModels != null) {
if (sortableSemanticModels.size() > 0) uniqueModels.add(sortableSemanticModels.get(0));
for (int i = 1; i < sortableSemanticModels.size(); i++) {
current = sortableSemanticModels.get(i);
previous = sortableSemanticModels.get(i - 1);
if (current.getScore() == previous.getScore() && current.getCost() == previous.getCost())
continue;
uniqueModels.add(current);
}
}
logger.info("results are ready ...");
return uniqueModels;
}
@Override
public UpdateContainer doIt(VWorkspace vWorkspace) throws CommandException {
OntologyManager ontMgr = vWorkspace.getWorkspace().getOntologyManager();
JSONArray classesList = new JSONArray();
JSONArray classesMap = new JSONArray();
JSONArray propertiesList = new JSONArray();
JSONArray propertiesMap = new JSONArray();
Map<String, String> prefixMap = vWorkspace.getWorkspace().getOntologyManager().getPrefixMap();
ExtendedIterator<OntClass> iter = ontMgr.getOntModel().listNamedClasses();
// ExtendedIterator<DatatypeProperty> propsIter = ontMgr.getOntModel()
// .listDatatypeProperties();
ExtendedIterator<OntProperty> propsIter = ontMgr.getOntModel().listAllOntProperties();
final JSONObject outputObj = new JSONObject();
try {
while (iter.hasNext()) {
OntClass cls = iter.next();
String pr = prefixMap.get(cls.getNameSpace());
String classLabel = cls.getLocalName();
// if (cls.getLabel(null) != null && !cls.getLabel(null).equals(""))
// classLabel = cls.getLabel(null);
String clsStr = (pr != null && !pr.equals("")) ? pr + ":" + classLabel : classLabel;
classesList.put(clsStr);
JSONObject classKey = new JSONObject();
classKey.put(clsStr, cls.getURI());
classesMap.put(classKey);
}
while (propsIter.hasNext()) {
// DatatypeProperty prop = propsIter.next();
OntProperty prop = propsIter.next();
if (prop.isObjectProperty() && !prop.isDatatypeProperty()) continue;
String pr = prefixMap.get(prop.getNameSpace());
String propLabel = prop.getLocalName();
// if (prop.getLabel(null) != null && !prop.getLabel(null).equals(""))
// propLabel = prop.getLabel(null);
String propStr = (pr != null && !pr.equals("")) ? pr + ":" + propLabel : propLabel;
propertiesList.put(propStr);
JSONObject propKey = new JSONObject();
propKey.put(propStr, prop.getURI());
propertiesMap.put(propKey);
}
// Populate the JSON object that will hold everything in output
outputObj.put(JsonKeys.classList.name(), classesList);
outputObj.put(JsonKeys.classMap.name(), classesMap);
outputObj.put(JsonKeys.propertyList.name(), propertiesList);
outputObj.put(JsonKeys.propertyMap.name(), propertiesMap);
} catch (JSONException e) {
logger.error("Error populating JSON!");
}
UpdateContainer upd =
new UpdateContainer(
new AbstractUpdate() {
@Override
public void generateJson(String prefix, PrintWriter pw, VWorkspace vWorkspace) {
pw.print(outputObj.toString());
}
});
return upd;
}
@Override
public UpdateContainer doIt(Workspace workspace) throws CommandException {
final OntologyManager ontMgr = workspace.getOntologyManager();
Set<LabeledLink> properties = new HashSet<>();
logger.debug(
"GetPropertiesCommand:"
+ propertiesRange
+ ":"
+ classURI
+ ","
+ domainURI
+ ", "
+ rangeURI);
if (propertiesRange == INTERNAL_PROP_RANGE.allObjectProperties) {
HashMap<String, Label> linkList = ontMgr.getObjectProperties();
if (linkList != null) {
for (Label label : linkList.values()) {
properties.add(new DataPropertyLink(label.getUri(), label));
}
}
} else if (propertiesRange == INTERNAL_PROP_RANGE.allDataProperties) {
HashMap<String, Label> linkList = ontMgr.getDataProperties();
for (Label label : linkList.values()) {
properties.add(new DataPropertyLink(label.getUri(), label));
}
} else if (propertiesRange == INTERNAL_PROP_RANGE.propertiesWithDomainRange) {
Map<String, Label> linkList =
ontMgr.getObjectPropertiesByDomainRange(domainURI, rangeURI, true);
for (Label label : linkList.values()) {
properties.add(new DataPropertyLink(label.getUri(), label));
}
} else if (propertiesRange == INTERNAL_PROP_RANGE.dataPropertiesForClass) {
Map<String, Label> linkList = ontMgr.getDataPropertiesByDomain(classURI, true);
for (Label label : linkList.values()) {
properties.add(new DataPropertyLink(label.getUri(), label));
}
} else if (propertiesRange == INTERNAL_PROP_RANGE.existingProperties) {
Alignment alignment =
AlignmentManager.Instance()
.getAlignmentOrCreateIt(workspace.getId(), worksheetId, ontMgr);
Set<String> steinerTreeNodeIds = new HashSet<String>();
if (alignment != null && !alignment.isEmpty()) {
DirectedWeightedMultigraph<Node, LabeledLink> steinerTree = alignment.getSteinerTree();
for (Node node : steinerTree.vertexSet()) {
if (node.getType() == NodeType.InternalNode) {
steinerTreeNodeIds.add(node.getId());
}
}
List<LabeledLink> specializedLinks = new ArrayList<LabeledLink>();
Set<LabeledLink> temp = null;
temp = alignment.getLinksByType(LinkType.DataPropertyLink);
if (temp != null) specializedLinks.addAll(temp);
for (LabeledLink link : steinerTree.edgeSet())
if (link instanceof ObjectPropertyLink) specializedLinks.add(link);
// Store the data property links for specialized edge link options
properties.addAll(specializedLinks);
}
}
logger.debug("Got back " + properties.size() + " results");
final Set<LabeledLink> finalProperties = properties;
UpdateContainer upd =
new UpdateContainer(
new AbstractUpdate() {
@Override
public void generateJson(String prefix, PrintWriter pw, VWorkspace vWorkspace) {
JSONObject obj = new JSONObject();
JSONArray resultArray = new JSONArray();
try {
obj.put(JsonKeys.updateType.name(), "PropertyList");
for (LabeledLink link : finalProperties) {
Label linkLabel = link.getLabel();
String edgeLabelStr = linkLabel.getDisplayName();
JSONObject edgeObj = new JSONObject();
if (linkLabel.getUri() != null
&& linkLabel.getNs() != null
&& linkLabel.getUri().equalsIgnoreCase(linkLabel.getNs())) {
edgeLabelStr = linkLabel.getUri();
}
edgeObj.put(JsonKeys.label.name(), edgeLabelStr);
edgeObj.put(JsonKeys.uri.name(), linkLabel.getUri());
edgeObj.put(JsonKeys.id.name(), link.getId());
resultArray.put(edgeObj);
}
obj.put(JsonKeys.properties.name(), resultArray);
pw.println(obj.toString());
} catch (Exception e) {
logger.error("Exception:", e);
e.printStackTrace();
}
}
});
return upd;
}
