Connection.java

public class Connection {

    String URL = "http://iwarn-staging.herokuapp.com/";
    String result = "";
    String deviceId = "xxxxx" ;
    final String tag = "Your Logcat tag: ";

    public void callWebServiceForSendData(String jsonData){
        HttpClient httpclient = new DefaultHttpClient();
        HttpPost sender = new HttpPost(URL+"events.json");

        sender.addHeader("Accept"," application/json");
        sender.addHeader("Content-Type", "application/json");
        //Body: {"event": {"description": null, "latitude": 70.1, "longitude": 11.0, "state": "registered", "type": "simple"}}
	
        sender.addHeader("deviceId", deviceId);
        sender.setEntity(new StringEntity(jsonData));
        ResponseHandler<String> handler = new BasicResponseHandler();
		
		
        try {
            //result = httpclient.execute(sender, handler);
            HttpResponse responset = httpclient.execute(sender);
        } catch (ClientProtocolException e) {
            e.printStackTrace();
            result = e.toString();
        } catch (IOException e) {
            e.printStackTrace();
            result = e.toString();
        }
        httpclient.getConnectionManager().shutdown();
        Log.i(tag, result);
     } // end callWebService()
}