Java tutorial
/* * The MIT License * * Copyright 2015 Esign Consulting Ltda. * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ package br.com.esign.logistics.dao.impl; import br.com.esign.logistics.core.Place; import br.com.esign.logistics.core.Route; import br.com.esign.logistics.core.RoutesMap; import br.com.esign.logistics.dao.RoutesMapDAO; import com.mongodb.BasicDBObject; import com.mongodb.DBObject; import java.util.List; import org.mongodb.morphia.Datastore; import org.mongodb.morphia.dao.BasicDAO; import org.mongodb.morphia.mapping.Mapper; import org.mongodb.morphia.query.Query; import org.mongodb.morphia.query.UpdateOperations; /** * * @author gustavomunizdocarmo */ public class RoutesMapDAOImpl extends BasicDAO<RoutesMap, String> implements RoutesMapDAO { public RoutesMapDAOImpl(Datastore datastore) { super(datastore); } @Override public List<RoutesMap> listRoutesMaps() { return find().asList(); } @Override public RoutesMap getRoutesMapByName(String name) { return get(name); } @Override public RoutesMap getRoutesMapBySlug(String slug) { return findOne("slug", slug); } @Override public void saveRoutesMap(RoutesMap routesMap) { save(routesMap); } @Override public void removeRoutesMap(RoutesMap routesMap) { delete(routesMap); } @Override public void addPlaceToMap(RoutesMap routesMap, Place place) { Query<RoutesMap> updateQuery = createQuery().field(Mapper.ID_KEY).equal(routesMap.getName()); UpdateOperations<RoutesMap> ops = createUpdateOperations().add("places", place); update(updateQuery, ops); } @Override public void addRouteToMap(RoutesMap routesMap, Route route) { DBObject origin = new BasicDBObject("name", route.getOrigin().getName()); DBObject destination = new BasicDBObject("name", route.getDestination().getName()); DBObject routeToAdd = new BasicDBObject("name", route.getName()).append("name", route.getName()) .append("origin", origin).append("destination", destination).append("distance", route.getDistance()) .append("slug", route.getSlug()); DBObject routes = new BasicDBObject("routes", routeToAdd); DBObject routesMapToUpdate = new BasicDBObject(Mapper.ID_KEY, routesMap.getName()); DBObject pushOperation = new BasicDBObject("$push", routes); getCollection().update(routesMapToUpdate, pushOperation); } @Override public void removeRouteFromMap(RoutesMap routesMap, Route route) { DBObject routeToRemove = new BasicDBObject("name", route.getName()); DBObject routes = new BasicDBObject("routes", routeToRemove); DBObject routesMapToUpdate = new BasicDBObject(Mapper.ID_KEY, routesMap.getName()); DBObject pullOperation = new BasicDBObject("$pull", routes); getCollection().update(routesMapToUpdate, pullOperation); } }