Subversion Repositories SmartDukaan

package in.shop2020.serving.services;

import in.shop2020.config.ConfigException;
import in.shop2020.serving.model.ShipmentUpdate;
import in.shop2020.thrift.clients.config.ConfigClient;

import java.util.ArrayList;
import java.util.List;

import javax.xml.xpath.XPath;
import javax.xml.xpath.XPathConstants;
import javax.xml.xpath.XPathExpressionException;
import javax.xml.xpath.XPathFactory;


import org.apache.log4j.Logger;
import org.w3c.dom.Element;
import org.w3c.dom.NodeList;
import org.xml.sax.InputSource;

public class BlueDartTrackingService {
        private static Logger log = Logger.getLogger(Class.class);
        
        private static String BLUEDART_URL;
        
        static{
                try {
                        BLUEDART_URL = ConfigClient.getClient().get("bluedart_update_url");
                } catch (ConfigException e) {
                        BLUEDART_URL = "file:///home/ashish/Downloads/BlueDart_Track.xml";
                        e.printStackTrace();
                }
        }
        
        public List<ShipmentUpdate> getUpdates(String awbNumber){
                String uri = BLUEDART_URL + awbNumber + ",";
                //String uri = BLUEDART_URL;
                log.info("Blue Dart Update URL: " + uri);
                InputSource inputSource = new InputSource(uri);
                XPath xpath = XPathFactory.newInstance().newXPath();

                String expression = "/ShipmentData/Shipment/Scans/ScanDetail";
                NodeList nodes = null;
                try {
                        nodes = (NodeList) xpath.evaluate(expression, inputSource,      XPathConstants.NODESET);
                } catch(XPathExpressionException xpee) {
                        return null;
                }
                
                List<ShipmentUpdate> updates = new ArrayList<ShipmentUpdate>();
                
                System.out.println("Action date\t\t\tUpdate City\t\t\tTracki Code Desc" );
                for(int i=nodes.getLength()-1; i>=0; i--) {
                        Element hawbUpdate = (Element) nodes.item(i);
                        ShipmentUpdate update = new ShipmentUpdate();
                        update.date = getElementTextContent(hawbUpdate, "ScanDate");
                        update.time = getElementTextContent(hawbUpdate, "ScanTime");
                        update.city = getElementTextContent(hawbUpdate, "ScannedLocation");
                        update.description = getElementTextContent(hawbUpdate, "Scan");                 
                        updates.add(update);
                }       
                return updates;
        }
        
        private String getElementTextContent(Element element, String tagName){
                return element.getElementsByTagName(tagName).item(0).getTextContent();
        }
        
        public static void main(String[] args){
                System.out.println("Aramax number is " + "6199186044");
                BlueDartTrackingService service = new BlueDartTrackingService();
                List<ShipmentUpdate> updates = service.getUpdates("6199186044");
                for(ShipmentUpdate update: updates){
                        System.out.println(update.toString());
                }
        }
}