RouteServiceImpl.java

package services;

import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;

import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.w3c.dom.Document;
import org.w3c.dom.NamedNodeMap;
import org.w3c.dom.NodeList;


import models.bus.Direction;
import models.bus.Route;

@Service
@Transactional
public class RouteServiceImpl implements RouteService {

	@PersistenceContext
    private EntityManager em;
	
	@Autowired
	private ExternalCallService externalCallService;
	
	

//	@Override
//	public Set<Route> getRoutes(Document xml) {
//		NodeList nl = xml.getElementsByTagName("body").item(0).getChildNodes();
//		
//		Set<Route> routes = new HashSet<Route>();
//		
//		for (int i = 0; i < nl.getLength(); i++) {
//			if (nl.item(i).getNodeName().equals("route")) {
//				
//				NamedNodeMap attributes = nl.item(i).getAttributes();
//				Route r = new Route();
//				
//				r.setTag(attributes.getNamedItem("tag").getNodeValue());
//				r.setTitle(attributes.getNamedItem("title").getNodeValue());
//				r.setLatMax(Double.valueOf(attributes.getNamedItem("latMax").getNodeValue()));
//				r.setLatMin(Double.valueOf(attributes.getNamedItem("latMin").getNodeValue()));
//				r.setLonMax(Double.valueOf(attributes.getNamedItem("lonMax").getNodeValue()));
//				r.setLonMin(Double.valueOf(attributes.getNamedItem("lonMin").getNodeValue()));
//				
//				routes.add(r);
//			}
//		}
//		
//		return routes;
//	}
	
//	@Override
//	public Set<Direction> getDirections(Document xml) {
//		NodeList nl = xml.getElementsByTagName("body").item(0).getChildNodes().item(0).getChildNodes();
//		play.Logger.error(nl.item(0).getNodeName());
//		
//		Set<Direction> list = new HashSet<Direction>();
//		
////		for (int i = 0; i < nl.getLength(); i++) {
////			
////			if (nl.item(i).getNodeName().equals("route") && nl.item(i).getAttributes().getNamedItem("regionTitle").getNodeValue().equals(region)) {
////				list.add(new Agency(nl.item(i).getAttributes().getNamedItem("tag").getNodeValue(), nl.item(i).getAttributes().getNamedItem("regionTitle").getNodeValue()));
////			}		
////		}
//		return list;
//	}
	
	@Override
	public List<Route> getAllRoutes() {
		// "California-Northern"
		// TODO
		Document routeList = externalCallService.getRouteListXml(null);
		NodeList nl = routeList.getElementsByTagName("body").item(0).getChildNodes();
		List<Route> list = new ArrayList<Route>();
		
		for (int i = 0; i < nl.getLength(); i++) {
			
			if (nl.item(i).getNodeName().equals("route") ) {
				list.add(new Route(nl.item(i).getAttributes().getNamedItem("tag").getNodeValue(), nl.item(i).getAttributes().getNamedItem("title").getNodeValue()));
			}		
		}
		return list;
	}
	
	@Override
	public void addRoute(List<Route> list) {
		for (Route a: list) {
			em.persist(a);
		}
	}
	

	@Override
	public void addRoute(Route route) {
		em.persist(route);
		
	}

}