NFCIntegration.java

package kr.ac.kaist.resl.lilliput.core;

import java.io.IOException;
import java.util.ArrayList;
import java.util.List;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;


import kr.ac.kaist.resl.lilliput.util.DisappearThread;

import edu.stanford.smi.protege.model.Project;
import edu.stanford.smi.protege.server.RemoteProjectManager;
import edu.stanford.smi.protegex.owl.model.OWLModel;
import edu.stanford.smi.protegex.owl.model.OWLNamedClass;
import edu.stanford.smi.protegex.owl.model.OWLObjectProperty;
import edu.stanford.smi.protegex.owl.model.RDFIndividual;

/**
 * Servlet implementation class NFCIntegration
 */
public class NFCIntegration extends HttpServlet {
	private static final long serialVersionUID = 1L;
       
    /**
     * @see HttpServlet#HttpServlet()
     */
    public NFCIntegration() {
        super();
        // TODO Auto-generated constructor stub
    }

	/**
	 * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		// TODO Auto-generated method stub
		String epc = (String)request.getParameter("EPC");
		String deviceEPC = (String)request.getParameter("deviceEPC");
		nearByRegistration(deviceEPC, epc);
		System.out.println(epc);
		
	}

	/**
	 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		// TODO Auto-generated method stub
	}
	
	public boolean nearByRegistration(String deviceEPC, String sensedEPC)
	{	//coap://iotsensor1.iot.kr:5683/sensors/temp
		try {
			//object�� �̹� EPCRegistration���� ����Ǿ� �ִٰ� �����Ѵ�
			
			
			RemoteProjectManager rpm = RemoteProjectManager.getInstance();
			Project p = rpm.getProject("localhost:5100", "Lilliput", "1234", "IoTSocialModel", true);
			OWLModel owlModel = (OWLModel)p.getKnowledgeBase();
			
			//Save Space to Ontology if it is not saved
		    OWLNamedClass objectClass = owlModel.getOWLNamedClass("Object");

		    
		    
		    
		    //Identify whethere there is object or not
		    RDFIndividual deviceInd = owlModel.getRDFIndividual(deviceEPC);
		    RDFIndividual objectInd = owlModel.getRDFIndividual(sensedEPC);
		    OWLObjectProperty isNear = owlModel.getOWLObjectProperty("isNear");
		    
		    //���ο� ���
		    if( deviceInd == null )
		    {
		    	//���� ����ؾ���
		    	//��������� ���
		    	deviceInd = objectClass.createRDFIndividual(deviceEPC);
		    }
		    if( objectInd == null )
		    {
		    	objectInd = objectClass.createRDFIndividual(sensedEPC);
		    }
		    //���ݱ����� ����
		    deviceInd.addPropertyValue(isNear, objectInd);
		    //�� near�� 5�� ������ ��������
	    
		    
			p.dispose();
			System.out.println( deviceEPC + " and " + sensedEPC + "is now near in Lilliput");	
			List<String> sensedEPCs = new ArrayList<String>();
			sensedEPCs.add(sensedEPC);
			DisappearThread disappearThread = new DisappearThread(deviceEPC,sensedEPCs,"isNear",20);
			disappearThread.start();
			return true;
		} catch (Exception e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		return false;
	}
}