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 DelhiveryTrackingService {

    //public static String Delhivery_URL = "http://track.delhivery.com/api/packages/xml/?token=bda066415b6b56698559e80b1a8345980882c90f&";

    private static Logger log = Logger.getLogger(Class.class);

    private static String Delhivery_URL;

    static{

        try {

        	Delhivery_URL = ConfigClient.getClient().get("Delhivery_update_url");

        } catch (ConfigException e) {

            log.error("Unable to get the tracking url from the config service", e);

        }

    }

    public List<ShipmentUpdate> getUpdates(String awbNumber){

        String uri = Delhivery_URL + "waybill=" + awbNumber;

        log.info("Delhivery 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=0; i<=nodes.getLength()-1; i++) {

            Element hawbUpdate = (Element) nodes.item(i);

            ShipmentUpdate update = new ShipmentUpdate();

            String dateString = getElementTextContent(hawbUpdate, "ScanDateTime");

            String[] tokens = dateString.split("T");

            update.date = tokens[0];

            String[] timetokens = tokens[1].split("\\.");

            update.time = timetokens[0];

            update.city = getElementTextContent(hawbUpdate, "ScannedLocation");

            update.description = getElementTextContent(hawbUpdate, "Scan") + " - " + getElementTextContent(hawbUpdate, "Instructions");         

            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("Delhivery number is " + "13410100004");

        DelhiveryTrackingService service = new DelhiveryTrackingService();

        List<ShipmentUpdate> updates = service.getUpdates("13410100004");

        for(ShipmentUpdate update: updates){

            System.out.println(update.toString());

        }

    }

}