steve@0: package org.qmul.eecs.c4dm.sia;
steve@0: 
steve@0: import java.util.ArrayList;
steve@0: import java.util.List;
steve@0: import java.util.Vector;
steve@0: 
steve@0: import org.qmul.eecs.c4dm.sia.model.Datapoint;
steve@0: import org.qmul.eecs.c4dm.sia.model.DimensionValue;
stevenh@68: import org.qmul.eecs.c4dm.sia.model.SiaVector;
steve@0: 
steve@0: import com.hp.hpl.jena.ontology.OntClass;
steve@0: import com.hp.hpl.jena.ontology.OntModel;
stevenh@38: import com.hp.hpl.jena.ontology.OntResource;
steve@0: import com.hp.hpl.jena.rdf.model.Property;
stevenh@68: import com.hp.hpl.jena.rdf.model.Statement;
steve@0: import com.hp.hpl.jena.util.iterator.ExtendedIterator;
steve@0: 
steve@0: public class SiaDatapointFactory {
steve@0: 
stevenh@38: 	/**
stevenh@38: 	 * @param ontModel
stevenh@38: 	 * @return List<Datapoint>
stevenh@38: 	 */
steve@0: 	public static List<Datapoint> create(OntModel ontModel) {
steve@0: 		
stevenh@42: 		List<Datapoint> datapointsList = new ArrayList<Datapoint>();
stevenh@42: 		Datapoint datapoint;
steve@0: 		OntClass datapointClass = ontModel.getOntClass(Datapoint.RESOURCE_URI);
stevenh@38: 		
stevenh@42: 		ExtendedIterator<? extends OntResource> datapointIter;
stevenh@42: 		try
stevenh@42: 		{
stevenh@42: 			datapointIter = datapointClass.listInstances();
stevenh@42: 		}
stevenh@42: 		catch (NullPointerException npe)
stevenh@42: 		{
stevenh@42: 			return datapointsList;
stevenh@42: 		}
steve@0: 		
steve@0: 		// Find all rdf datapoints
stevenh@38: 		OntResource datapointIndividual;
steve@0: 		while (datapointIter.hasNext())
steve@0: 		{
steve@0: 			datapointIndividual = datapointIter.next();
steve@0: 			datapoint = new Datapoint();
steve@0: 			datapoint.setResource(datapointIndividual);
stevenh@68: 			Property vectorProperty = ontModel.getOntProperty(SiaVector.PROPERTY_URI);
stevenh@68: 			Statement vector = datapointIndividual.getProperty(vectorProperty);
stevenh@38: 			
steve@0: 			Vector<DimensionValue> dimValsList = SiaDimensionValueFactory.getDimensionValuesForResource(
stevenh@68: 					ontModel, vector.getResource());
steve@0: 			
steve@0: 			datapoint.setDimensionValues(dimValsList);
steve@0: 			datapointsList.add(datapoint);
steve@0: 			
steve@0: 		}
steve@0: 		return datapointsList;
steve@0: 	}
steve@0: 
stevenh@38: 	/**
stevenh@38: 	 * @param datapoints
stevenh@38: 	 */
stevenh@88: 	public static void assertOrder(List<Datapoint> datapoints) {
steve@0: 		
steve@0: 		int numDatapoints = datapoints.size();
steve@0: 
steve@0: 		Datapoint datapoint;
steve@0: 		
steve@0: 		for (int orderedIndex = 0; orderedIndex < numDatapoints; orderedIndex++)
steve@0: 		{
steve@0: 			datapoint = datapoints.get(orderedIndex);
stevenh@11: 			datapoint.setOrderedIndex(orderedIndex + 1);
steve@0: 		}
steve@0: 	}
steve@0: 
steve@0: }