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package dk.daoas.fulddaekning;
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import java.io.IOException;
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import java.sql.Connection;
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import java.sql.DriverManager;
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import java.sql.PreparedStatement;
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import java.sql.ResultSet;
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import java.sql.SQLException;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.Properties;
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import java.util.Set;
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import java.util.TreeSet;
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import java.util.logging.Logger;
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public class Database {
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Logger logger = Logger.getLogger(Database.class.getName());
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int batchCount = 0;
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Connection conn;
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PreparedStatement saveStmt;
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List<Adresse> alleAdresser;
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Adresse alleIkkeDaekkede[];
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Map<Short,List<Adresse>> daekkedeAdresserHO = new HashMap<Short,List<Adresse>>();
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DeduplicateHelper<String> husnrbogstavCache = new DeduplicateHelper<String>();
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DeduplicateHelper<String> ruteCache = new DeduplicateHelper<String>();
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Set<Short> postnumre = new TreeSet<Short>();
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//Map<Short, List<Adresse>> ikkeDaekkedePrPost = new HashMap<Short, List<Adresse>>();
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private HashMap<Short,BoundingBox> bbCache = new HashMap<Short,BoundingBox>();
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public Database(SafeProperties conf) throws SQLException,IOException {
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this.conn = getConnection( conf );
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String sql = "INSERT INTO fulddaekning.afstand_anden_rute_ny (orgId,orgPostnr, orgAdresse,orgGadeid,orgHusnr,orgHusnrBogstav,orgRute,id,postnr,adresse,gadeid,husnr,husnrbogstav,rute,afstand,`timestamp`) "+
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"VALUES (?,?,?,?,?,?,?,?,?,?,?,?,?,?,?, now() )";
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saveStmt = conn.prepareStatement(sql);
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}
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public void resetResultTable() throws SQLException {
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logger.info("Dropping old result table (if exists)");
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String sql = "DROP TABLE IF EXISTS fulddaekning.afstand_anden_rute_ny";
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conn.createStatement().executeUpdate(sql);
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logger.info("Create new result table");
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sql = "CREATE TABLE fulddaekning.afstand_anden_rute_ny LIKE fulddaekning.afstand_anden_rute";
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conn.createStatement().executeUpdate(sql);
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}
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public void renameResultTables() throws SQLException {
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Constants consts = Constants.getInstance();
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String ext = consts.getTableExtension();
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logger.info("Dropping old backup table (if exists)");
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String sql = "DROP TABLE IF EXISTS fulddaekning.afstand_anden_rute_old" + ext;
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conn.createStatement().executeUpdate(sql);
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logger.info("Rename tables");
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String sql2 = "RENAME TABLE fulddaekning.afstand_anden_rute" + ext + " TO fulddaekning.afstand_anden_rute_old" + ext + ", fulddaekning.afstand_anden_rute_ny TO fulddaekning.afstand_anden_rute" + ext;
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logger.info("Executing: " + sql2);
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conn.createStatement().executeUpdate(sql2);
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}
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public BoundingBox getBoundingbox(short postnr) {
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BoundingBox bb = bbCache.get(postnr);
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return bb.clone();//never return the original / cached object
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}
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public Set<Short> hentPostnumreCache() {
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return postnumre;
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}
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public Adresse[] hentAlleIkkedaekkedeAdresser(int minPostnr, int maxPostnr) throws SQLException {
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logger.info("Henter alle IKKE-daekkede adresser");
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String sql = "SELECT id,a.postnr,adresse,gadeid,husnr,husnrbogstav,latitude,longitude,rute,p.distributor as ho " +
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"FROM fulddaekning.adressetabel a " +
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"LEFT JOIN bogleveringer.postnummerdistributor p on (a.postnr=p.postnr) " +
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"WHERE rute IS NULL " + //Ingen dækning
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//"AND a.postnr BETWEEN ? AND ? " +
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//"AND a.postnr BETWEEN 8000 and 8600 " +
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"AND a.postnr BETWEEN 9000 AND 9300 " +
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"AND latitude IS NOT NULL " +
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"AND longitude IS NOT NULL " +
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"AND gadeid IS NOT NULL " +
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"AND (a.distributor IS NULL OR a.distributor<>'LUKKET') " +
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"LIMIT 2500";
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PreparedStatement stmt = conn.prepareStatement(sql);
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//stmt.setInt(1, minPostnr);
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//stmt.setInt(2, maxPostnr);
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List<Adresse> list = hentAdresseListe( stmt );
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alleIkkeDaekkede = list.toArray( new Adresse[ list.size() ] );
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logger.info("Analyserer ikke-daekkede adresser");
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for (Adresse a : alleIkkeDaekkede) {
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BoundingBox bbox;
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if (! postnumre.contains(a.postnr )) {
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postnumre.add( a.postnr );
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bbox = new BoundingBox();
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bbCache.put( a.postnr, bbox);
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} else {
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bbox = bbCache.get( a.postnr);
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}
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bbox.latitudeMax = Math.max(bbox.latitudeMax, a.latitude);
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bbox.latitudeMin = Math.min(bbox.latitudeMin, a.latitude);
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bbox.longitudeMax = Math.max(bbox.longitudeMax, a.longitude);
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bbox.longitudeMin = Math.min(bbox.longitudeMin, a.longitude);
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}
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return alleIkkeDaekkede;
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}
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public Map<Short, List<Adresse>> getDaekkedeAdresserHO() {
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return daekkedeAdresserHO;
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}
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public int hentAlleDaekkedeAdresser() throws SQLException {
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if ( alleAdresser == null ) {
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String sql = "SELECT id,a.postnr,adresse,gadeid,husnr,husnrbogstav,latitude,longitude,rute,p.distributor as ho " +
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"FROM fulddaekning.adressetabel a " +
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"LEFT JOIN bogleveringer.postnummerdistributor p on (a.postnr=p.postnr) " +
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"WHERE rute IS NOT NULL " +
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"AND latitude IS NOT NULL " +
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"AND longitude IS NOT NULL " +
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"AND a.distributor = ? ";
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// Forward only + concur_read_only + fetchsize tvinger driver til at hente en række af gangen (bedre performance ved store result sets)
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// Se http://dev.mysql.com/doc/connector-j/en/connector-j-reference-implementation-notes.html
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PreparedStatement stmt = conn.prepareStatement(sql, java.sql.ResultSet.TYPE_FORWARD_ONLY, java.sql.ResultSet.CONCUR_READ_ONLY);
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stmt.setFetchSize(Integer.MIN_VALUE);
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stmt.setString(1, LookupMain.distributor);
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List<Adresse> list = hentAdresseListe( stmt );
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alleAdresser = new ArrayList<Adresse>();
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alleAdresser.addAll(list);
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for(Adresse addr : list) {
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short ho = addr.ho;
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List<Adresse> hoListe = daekkedeAdresserHO.get(ho);
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if ( hoListe == null) {
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hoListe = new ArrayList<Adresse>();
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daekkedeAdresserHO.put(ho, hoListe);
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}
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hoListe.add(addr);
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}
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}
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return alleAdresser.size();
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}
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public synchronized void gemResultat(Adresse orgAdresse, Adresse bedsteAdresse, double bedsteAfstand) throws SQLException {
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/*String sql = "INSERT INTO fulddaekning.afstand_anden_rute_thn (orgId,orgPostnr, orgAdresse,orgGadeid,orgHusnr,orgHusnrBogstav,orgLatitude,orgLongitude,orgRute,id,postnr,adresse,gadeid,husnr,husnrbogstav,latitude,longitude,rute,afstand,`timestamp`) "+
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"VALUES (?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?, now() )";
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PreparedStatement saveStmt = conn.prepareStatement(sql);*/
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saveStmt.setInt(1, orgAdresse.id);
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saveStmt.setShort(2, orgAdresse.postnr);
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saveStmt.setString(3, orgAdresse.adresse);
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saveStmt.setInt(4, orgAdresse.gadeid);
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saveStmt.setShort(5, orgAdresse.husnr);
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saveStmt.setString(6, orgAdresse.husnrbogstav);
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saveStmt.setString(7, orgAdresse.rute);
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saveStmt.setInt(8, bedsteAdresse.id);
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saveStmt.setShort(9, bedsteAdresse.postnr);
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saveStmt.setString(10, bedsteAdresse.adresse);
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saveStmt.setInt(11, bedsteAdresse.gadeid);
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saveStmt.setShort(12, bedsteAdresse.husnr);
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saveStmt.setString(13, bedsteAdresse.husnrbogstav);
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saveStmt.setString(14, bedsteAdresse.rute);
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saveStmt.setDouble(15, bedsteAfstand);
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saveStmt.addBatch();
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batchCount++;
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if (batchCount >= 1000) {
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saveStmt.executeBatch();
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batchCount = 0;
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}
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//saveStmt.executeUpdate();
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//saveStmt.clearParameters();
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//saveStmt.close();
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}
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public synchronized void saveBatch() throws SQLException{
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saveStmt.executeBatch();
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batchCount = 0;
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}
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protected ArrayList<Adresse> hentAdresseListe(PreparedStatement stmt) throws SQLException{
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ArrayList<Adresse> list = new ArrayList<Adresse>( 1000000 );
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//logger.info("Starting query");
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ResultSet res = stmt.executeQuery();
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//logger.info("Starting exec query done");
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while (res.next()) {
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double latitude = res.getDouble(7);
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double longitude = res.getDouble(8);
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Adresse adr = new Adresse(latitude,longitude);
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adr.id = res.getInt(1);
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adr.postnr = res.getShort(2);
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adr.adresse = res.getString(3);
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adr.gadeid = res.getInt(4);
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adr.husnr = res.getShort(5);
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adr.husnrbogstav = husnrbogstavCache.getInstance( res.getString(6) );
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//adr.latitude = res.getDouble(7);
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//adr.longitude = res.getDouble(8);
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adr.rute = ruteCache.getInstance( res.getString(9) );
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adr.ho = res.getShort(10);
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list.add(adr);
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//logger.info( "Adress:" + adr);
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}
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res.close();
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stmt.close();
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return list;
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}
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public Connection getConnection(SafeProperties conf) throws SQLException, IOException {
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String db_host = conf.getSafeProperty("DB_HOST");
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String db_user = conf.getSafeProperty("DB_USER");
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String db_pass = conf.getSafeProperty("DB_PASS");
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Connection conn = null;
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Properties connectionProps = new Properties();
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connectionProps.put("user", db_user);
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connectionProps.put("password", db_pass);
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//For debug output, tilføj denne til JDBC url'en: &profileSQL=true
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conn = DriverManager.getConnection(
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"jdbc:mysql://" +
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db_host +
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":3306/?rewriteBatchedStatements=true",
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connectionProps);
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logger.info("Connected to database");
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return conn;
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}
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}
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