Java tutorial
/* * Copyright (C) 2011, Emergya (http://www.emergya.es) * * @author <a href="mailto:marias@emergya.com">Mara Arias</a> * * This file is part of GoFleet * * This software is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This software is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA * * As a special exception, if you link this library with other files to * produce an executable, this library does not by itself cause the * resulting executable to be covered by the GNU General Public License. * This exception does not however invalidate any other reasons why the * executable file might be covered by the GNU General Public License. */ package org.gofleet.openLS.ddbb.dao; import java.math.BigInteger; import java.nio.charset.Charset; import java.sql.CallableStatement; import java.sql.Connection; import java.sql.ResultSet; import java.sql.SQLException; import java.util.LinkedList; import java.util.List; import net.opengis.xls.v_1_2_0.AbstractResponseParametersType; import net.opengis.xls.v_1_2_0.AddressType; import net.opengis.xls.v_1_2_0.DirectoryRequestType; import net.opengis.xls.v_1_2_0.GeocodeRequestType; import net.opengis.xls.v_1_2_0.GeocodeResponseListType; import net.opengis.xls.v_1_2_0.GeocodeResponseType; import net.opengis.xls.v_1_2_0.GeocodedAddressType; import net.opengis.xls.v_1_2_0.NamedPlaceClassification; import net.opengis.xls.v_1_2_0.NamedPlaceType; import net.opengis.xls.v_1_2_0.PositionType; import net.opengis.xls.v_1_2_0.ReverseGeocodeRequestType; import net.opengis.xls.v_1_2_0.ReverseGeocodeResponseType; import net.opengis.xls.v_1_2_0.ReverseGeocodedLocationType; import net.opengis.xls.v_1_2_0.StreetAddressType; import net.opengis.xls.v_1_2_0.StreetNameType; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import org.gofleet.openLS.util.GeoUtil; import org.hibernate.HibernateException; import org.hibernate.Session; import org.hibernate.SessionFactory; import org.postgis.PGgeometry; import org.postgresql.jdbc4.Jdbc4Array; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.orm.hibernate3.HibernateCallback; import org.springframework.orm.hibernate3.HibernateTemplate; import org.springframework.stereotype.Repository; import org.springframework.transaction.annotation.Transactional; import com.vividsolutions.jts.geom.Geometry; @Repository public class GeoCodingDAO { @SuppressWarnings("unused") private static final String EPSG_4326 = "EPSG:4326"; private HibernateTemplate hibernateTemplate; public static Log LOG = LogFactory.getLog(GeoCodingDAO.class); @Autowired public void setSessionFactory(SessionFactory sessionFactory) { hibernateTemplate = new HibernateTemplate(sessionFactory); } @Transactional(readOnly = true) public List<List<AbstractResponseParametersType>> reverseGeocode(final ReverseGeocodeRequestType param) { HibernateCallback<List<List<AbstractResponseParametersType>>> action = new HibernateCallback<List<List<AbstractResponseParametersType>>>() { public List<List<AbstractResponseParametersType>> doInHibernate(Session session) throws HibernateException, SQLException { List<List<AbstractResponseParametersType>> res = new LinkedList<List<AbstractResponseParametersType>>(); PositionType position = param.getPosition(); position.getPoint().getPos().getValue(); Geometry geometry = GeoUtil.getGeometry(position); List<AbstractResponseParametersType> res_ = new LinkedList<AbstractResponseParametersType>(); // TODO change deprecation? @SuppressWarnings("deprecation") CallableStatement consulta = session.connection().prepareCall("{call gls_reverse_geocoding(?)}"); PGgeometry geom = new PGgeometry(geometry.toText()); consulta.setObject(1, geom); LOG.debug(consulta); ResultSet o = consulta.executeQuery(); ReverseGeocodeResponseType grt = new ReverseGeocodeResponseType(); while (o.next()) { ReverseGeocodedLocationType geocode = new ReverseGeocodedLocationType(); if (geocode.getAddress() == null) geocode.setAddress(new AddressType()); if (geocode.getAddress().getStreetAddress() == null) geocode.getAddress().setStreetAddress(new StreetAddressType()); for (int i = 1; i < o.getMetaData().getColumnCount(); i++) { String value = new String(o.getString(i).getBytes(), Charset.forName("ISO-8859-1")); if (o.getMetaData().getColumnName(i).equals("street")) { StreetNameType street = new StreetNameType(); street.setValue(value); street.setOfficialName(value); geocode.getAddress().getStreetAddress().getStreet().add(street); } else if (o.getMetaData().getColumnName(i).equals("munsub")) { NamedPlaceType place = new NamedPlaceType(); place.setValue(value); place.setType(NamedPlaceClassification.MUNICIPALITY_SUBDIVISION); geocode.getAddress().getPlace().add(place); } else if (o.getMetaData().getColumnName(i).equals("mun")) { NamedPlaceType place = new NamedPlaceType(); place.setValue(value); place.setType(NamedPlaceClassification.MUNICIPALITY); geocode.getAddress().getPlace().add(place); } else if (o.getMetaData().getColumnName(i).equals("subcountry")) { NamedPlaceType place = new NamedPlaceType(); place.setValue(value); place.setType(NamedPlaceClassification.COUNTRY_SUBDIVISION); geocode.getAddress().getPlace().add(place); } else if (o.getMetaData().getColumnName(i).equals("country")) { geocode.getAddress().setCountryCode(value); } } try { grt.getReverseGeocodedLocation().add(geocode); } catch (Throwable t) { LOG.error("Error extracting data from database.", t); } } res_.add(grt); res.add(res_); return res; } }; return hibernateTemplate.executeWithNativeSession(action); } @Transactional(readOnly = true) public List<List<AbstractResponseParametersType>> directory(DirectoryRequestType param) { // TODO Auto-generated method stub return null; } @Transactional(readOnly = true) public List<List<AbstractResponseParametersType>> geocoding(final GeocodeRequestType param) { HibernateCallback<List<List<AbstractResponseParametersType>>> action = new HibernateCallback<List<List<AbstractResponseParametersType>>>() { public List<List<AbstractResponseParametersType>> doInHibernate(Session session) throws HibernateException, SQLException { List<List<AbstractResponseParametersType>> res = new LinkedList<List<AbstractResponseParametersType>>(); List<AddressType> addressList = param.getAddress(); for (AddressType addressType : addressList) { List<AbstractResponseParametersType> res_ = new LinkedList<AbstractResponseParametersType>(); // TODO change deprecation? @SuppressWarnings("deprecation") CallableStatement consulta = session.connection() .prepareCall("{call gls_geocoding(?, ?, ?, ?, ?)}"); String street = GeoUtil.extractStreet(addressType); String munsub = GeoUtil.extractMunSub(addressType); String mun = GeoUtil.extractMun(addressType); String subcountry = GeoUtil.extractSubCountry(addressType); String country = GeoUtil.extractCountry(addressType); consulta.setString(1, street); consulta.setString(2, munsub); consulta.setString(3, mun); consulta.setString(4, subcountry); consulta.setString(5, country); LOG.debug(consulta); ResultSet o = consulta.executeQuery(); GeocodeResponseType grt = new GeocodeResponseType(); while (o.next()) { GeocodeResponseListType geocode = new GeocodeResponseListType(); try { PGgeometry g = (PGgeometry) o.getObject("geometry"); Jdbc4Array address = (Jdbc4Array) o.getArray("address"); GeocodedAddressType addresstype = new GeocodedAddressType(); addresstype.setPoint(GeoUtil.getReferencedPoint(g)); addresstype.setAddress(GeoUtil.getAddress(address)); geocode.getGeocodedAddress().add(addresstype); geocode.setNumberOfGeocodedAddresses(BigInteger.valueOf(1l)); grt.getGeocodeResponseList().add(geocode); } catch (Throwable t) { LOG.error("Error extracting data from database.", t); } res_.add(grt); } res.add(res_); } return res; } }; return hibernateTemplate.executeWithNativeSession(action); } }