SpaceEventOn.java

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

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

import org.json.JSONException;
import org.json.JSONObject;
import org.restlet.ext.json.JsonRepresentation;
import org.restlet.resource.Get;
import org.restlet.resource.ServerResource;

import com.mongodb.MongoException;

public class SpaceEventOn extends ServerResource{

	@Get("json")
	public JsonRepresentation toJson() throws JSONException {
		try {
			String EPCLocation = (String)getRequest().getAttributes().get("uid");
			//Save Space to Ontology if it is not saved
	
			String server_address =null;
			
			int port = 5683;
			int period = 3;
			
			if( EPCLocation.equals("urn:epc:id:sgln:00000000001.1.1"))
			{
				server_address = "iotsensor1.iot.kr";
			}
			else if(EPCLocation.equals("urn:epc:id:sgln:00000000001.1.2") )
			{
				server_address = "iotsensor2.iot.kr";
			}
			else
			{
				return null;
			}
			
			SpaceEventThread spaceEventThread = new SpaceEventThread(EPCLocation, server_address, port, period);
			spaceEventThread.start();
			
			JSONObject returnObj = new JSONObject();
			returnObj.put("message", EPCLocation + "'s sensor is on");
			
			JsonRepresentation representation = new JsonRepresentation(returnObj);
			return representation;
			
		} catch (MongoException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (JSONException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		JSONObject err = new JSONObject();
		err.put("message", "error occured");
		JsonRepresentation representation = new JsonRepresentation(err);
		return representation;
	}	
}