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package dk.daoas.fulddaekning;
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import java.io.File;
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import java.io.FileReader;
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import java.util.ArrayList;
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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.Queue;
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import java.util.concurrent.ConcurrentHashMap;
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import java.util.logging.Level;
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import java.util.logging.Logger;
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import dk.daoas.fulddaekning.BoundingBox.BoundingBoxException;
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public class Lookup {
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static final String CONFIG_FILENAME = "fulddaekning.properties";
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static int max_workers;
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static boolean verbose;
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static SafeProperties conf;
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static Logger logger = Logger.getLogger( Lookup.class.toString() );
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int postnr;
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Database db;
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ArrayList<Adresse> daekkedeAdresser;
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Queue<Adresse> queue;
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Map<Integer, LookupWorker> workers = new ConcurrentHashMap<Integer, LookupWorker>();
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static Statistik flestDaekkede = new Statistik();
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static Statistik flestIkkeDaekkede = new Statistik();
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static class Statistik {
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int postnr;
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int antalDaekkede = 0;
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int antalIkkeDaekkede = 0;
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@Override
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public String toString() {
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return "postnr=" + postnr + " antalIkkeDaekkede=" + antalIkkeDaekkede + " antalDaekkede=" + antalDaekkede;
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}
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}
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public Lookup(int postnr, Database db) {
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this.postnr = postnr;
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this.db = db;
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}
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public static void saveStatistics(Statistik stat) {
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if (stat.antalDaekkede > flestDaekkede.antalDaekkede) {
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flestDaekkede = stat;
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}
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if (stat.antalIkkeDaekkede > flestIkkeDaekkede.antalIkkeDaekkede) {
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flestIkkeDaekkede = stat;
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}
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}
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public void doLookup() throws BoundingBoxException {
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logger.info("Starting for postnr=" + postnr);
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Statistik stat = new Statistik();
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long start1 = System.currentTimeMillis();
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long start2 = 0;
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try {
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BoundingBox bbox = db.getBoundingbox(postnr);
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bbox.validateBbox();
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logger.info("Bbox=" + bbox);
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bbox.adjustToMargin();
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logger.info("Bbox Adjusted=" + bbox);
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logger.info("Henter daekkede adresser i " + postnr);
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daekkedeAdresser = db.hentDaekkedeAdresser(bbox);
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logger.info("Henter _ikke_ daekkede adresser i " + postnr);
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queue = db.hentIkkedaekkedeAdresser(postnr);
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stat.postnr = postnr;
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stat.antalDaekkede = daekkedeAdresser.size();
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stat.antalIkkeDaekkede = queue.size();
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saveStatistics(stat);
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logger.info("Starter beregning for " + postnr);
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start2 = System.currentTimeMillis();
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for (int i =0; i<max_workers; i++) {
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LookupWorker worker = new LookupWorker(i, this);
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Thread t = new Thread(worker);
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t.start();
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workers.put(i, worker);
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}
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while (workers.size() > 0) {
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Thread.sleep(10);//wait for worker threads
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}
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} catch(Exception e) {
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logger.log(Level.WARNING, "Exception during lookup", e);
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if (e instanceof BoundingBoxException) {
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logger.severe( e.getMessage() );
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System.exit(1);
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}
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}
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long now = System.currentTimeMillis();
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logger.info( stat.toString() );
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logger.info("Done! elapsed=" + (now-start1) + "/" + (now-start2) + " postnr=" + postnr);
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}
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public void shutdownWorker(int workerid) {
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logger.info("Shutting down worker: " + workerid);
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workers.remove(workerid);
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}
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// Getters and setters
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///////////////////////////
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public Database getDb() {
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return db;
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}
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public ArrayList<Adresse> getDaekkedeAdresser() {
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return daekkedeAdresser;
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}
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public Queue<Adresse> getQueue() {
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return queue;
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}
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/////////////////////////////
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// Static functions
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public static void main(String[] args) throws Exception {
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File confFile = new File( CONFIG_FILENAME );
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if (! confFile.exists() ) {
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logger.warning("Config file not found: " + CONFIG_FILENAME);
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System.exit(1);
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}
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conf = new SafeProperties();
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conf.load( new FileReader(confFile) );
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max_workers = Integer.parseInt( conf.getSafeProperty("MAX_WORKERS") );
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logger.info("Starting with MAX_WORKERS:" + max_workers);
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verbose = Boolean.parseBoolean( conf.getSafeProperty("VERBOSE") );
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logger.info("Starting with VERBOSE:" + verbose);
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Database db = new Database(conf);
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db.resetResultTable();
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long start = System.currentTimeMillis();
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logger.info("Finder postnumre");
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List<Integer> postnumre = db.hentPostnumre();
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for(Integer postnr : postnumre) {
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Lookup lookup = new Lookup(postnr, db);
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lookup.doLookup();
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}
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long now = System.currentTimeMillis();
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logger.info("Flest Ikke-dækkede, " + flestIkkeDaekkede);
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logger.info("Flest Dækkede, " + flestDaekkede);
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logger.info("Fuld load done : " + (now-start) );
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//Lookup lookup = new Lookup(7400, db);
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//lookup.doLookup();
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}
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}
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