DVB-Widget – Der Abfahrtsmonitor

/*
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* and open the template in the editor.
*/

package device;

import java.io.*;
import java.util.Date;
import java.net.*;
import org.json.JSONArray;
import org.json.JSONException;

import org.teleal.cling.binding.annotations.*;

@UpnpService(
serviceId = @UpnpServiceId("DVBService"),
serviceType = @UpnpServiceType(value = "DVBService", version = 1)
)

/**
*
* @author kauerauf
*/
public class DVBService {

@UpnpStateVariable(defaultValue = "0")
private String haltestelle = "Sachsenallee";

@UpnpStateVariable(defaultValue = "0")
private String ort = "Dresden";

@UpnpStateVariable(defaultValue = "0")
private String haltestelledata = "";


// @UpnpStateVariable(defaultValue = "0")
// private long letzteakt = 0;

@UpnpAction
public void setHaltestelle(@UpnpInputArgument(name = "SetHaltestelle")
   String newHst) {
 haltestelle = newHst;
}

@UpnpAction
public void setOrt(@UpnpInputArgument(name = "SetOrt")
   String newOrt) {
 ort = newOrt;
}

@UpnpAction(out = @UpnpOutputArgument(name = "GetHaltestelleData"))
public String getHaltestelledata() throws MalformedURLException, IOException, JSONException {
 return getDVBFromServer(ort, haltestelle).toString();
}

// private long getCurrentTime() {
//  Date date = new Date();
//  return date.getTime();
// }

private JSONArray getDVBFromServer(String ort, String hst) throws MalformedURLException, IOException, JSONException {

 String server = "http://widgets.vvo-online.de/abfahrtsmonitor/Abfahrten.do?";
 String params = "ort=" + ort + "&hst=\"" + hst + "\"";
 
//  URL url = new URL(server + params);

 URLConnection connection = new URL(server + params).openConnection();

//  URLConnection connection = url.openConnection();
 BufferedReader input = new BufferedReader(
  new InputStreamReader(
   connection.getInputStream()));
 String inputString;
 String DVBDataS = "";
 while((inputString = input.readLine()) != null)
  DVBDataS = DVBDataS + inputString;
 input.close();

 JSONArray DVBData = new JSONArray(DVBDataS);

 return DVBData;
}

}

/*
* To change this template, choose Tools | Templates
* and open the template in the editor.
*/

package device;

import java.io.IOException;
import java.net.MalformedURLException;
import org.json.JSONException;
import org.teleal.cling.UpnpService;
import org.teleal.cling.UpnpServiceImpl;
import org.teleal.cling.binding.*;
import org.teleal.cling.binding.annotations.*;
import org.teleal.cling.model.*;
import org.teleal.cling.model.meta.*;
import org.teleal.cling.model.types.*;
/**
*
* @author kauerauf
*/
public class Main implements Runnable{

   /**
    * @param args the command line arguments
    */
   public static void main(String[] args) throws MalformedURLException, IOException, JSONException {
       // TODO code application logic here
Thread serverThread = new Thread(new Main());
serverThread.setDaemon(false);
serverThread.start();
    }

   public void run() {
try {
    final UpnpService upnpService = new UpnpServiceImpl();
    Runtime.getRuntime().addShutdownHook(new Thread() {
     @Override
     public void run() {
      upnpService.shutdown();
     }
    });
    upnpService.getRegistry().addDevice(
     createDevice()
    );
    } catch(Exception e) {
     System.err.println("Exception: " +e);
     e.printStackTrace(System.err);
     System.exit(1);
     }
    }

   LocalDevice createDevice() throws ValidationException {
    DeviceIdentity identity = new DeviceIdentity(UDN.uniqueSystemIdentifier("DVB Haltestellenauskunft"));
    DeviceType type = new UDADeviceType("Haltestellenauskunft", 1);
    DeviceDetails details = new DeviceDetails("Freundliche DVB Auskunft", new ManufacturerDetails("Stefan Kauerauf"), new ModelDetails("DVB Haltestellenauskunft", "gibt aktuelle Auskunft über abgehende Nahverkehrsmittel", "v1"));
        LocalService<DVBService> dvbservice = new AnnotationLocalServiceBinder().read(DVBService.class);
    dvbservice.setManager(new DefaultServiceManager(dvbservice, DVBService.class));
    return new LocalDevice(identity, type, details, dvbservice);
   }
}