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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.HashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.Queue;
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import java.util.Set;
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import java.util.concurrent.CyclicBarrier;
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import java.util.concurrent.Executors;
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import java.util.concurrent.ThreadFactory;
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import java.util.concurrent.ThreadPoolExecutor;
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import java.util.concurrent.atomic.AtomicInteger;
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import java.util.logging.FileHandler;
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import java.util.logging.Logger;
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import java.util.logging.SimpleFormatter;
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import com.jwetherell.algorithms.data_structures.KdTree;
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public class LookupMain {
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static final String CONFIG_FILENAME = "fulddaekning.properties";
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static boolean rename_tables;
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static SafeProperties conf;
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static int max_workers;
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static boolean verbose;
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static String distributor;
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final static Logger logger = Logger.getLogger( LookupMain.class.toString() );
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static ThreadPoolExecutor threadPool;
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private static void setupThreadPool() {
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threadPool = (ThreadPoolExecutor) Executors.newFixedThreadPool(max_workers, new WorkerThreadFactory() );
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}
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public static void main(String[] args) throws Exception {
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//Setup j.u.l Logger
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Logger root = Logger.getLogger("");
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FileHandler fhandler = new FileHandler("fulddaekning.log"); // Ingen max størrelse, ingen rotation og ingen append
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fhandler.setFormatter( new SimpleFormatter() );
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root.addHandler( fhandler );
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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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int antalIkkeDaekkede = -1;
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conf = new SafeProperties();
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conf.load( new FileReader(confFile) );
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verbose = Boolean.parseBoolean( conf.getSafeProperty("VERBOSE") );
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logger.info("Starting with VERBOSE:" + verbose);
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rename_tables = Boolean.parseBoolean( conf.getSafeProperty("RENAMETABLES") );
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logger.info("Starting with RENAMETABLES:" + rename_tables);
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distributor = conf.getSafeProperty("DISTRIBUTOR");
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distributor = distributor.toUpperCase();
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logger.info("Starting for DISTRIBUTOR:" + distributor);
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Constants.init(distributor);
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Constants consts = Constants.getInstance();
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max_workers = Integer.parseInt( conf.getSafeProperty("MAX_WORKERS") );
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if (max_workers <= 0) {
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logger.info("!!! AUTO-DETECT MAX_WORKERS !!!");
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int cores = Runtime.getRuntime().availableProcessors();
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cores -= 1;//Efterlad 1 core/cpu i reserve til systemet
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max_workers = Math.max(1, cores); //Dog skal der som minimum være 1 core til beregning
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}
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logger.info("Starting with MAX_WORKERS:" + max_workers);
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setupThreadPool();
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Database db = new Database(conf);
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Queue<Adresse> ikkeDaekkede = db.hentAlleIkkedaekkedeAdresser(consts.getMinPostnr(), consts.getMaxPostnr() );
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antalIkkeDaekkede = ikkeDaekkede.size();
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logger.info("Antal ikke-daekkede: " + antalIkkeDaekkede );
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boolean testRun= false;
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AtomicInteger antalFundne = new AtomicInteger(0);
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long beregnStart =0;
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long start = System.currentTimeMillis();
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int antalDaekkedeAdresser = -1;
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if (testRun == false) {
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logger.info("Finder postnumre");
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Set<Short> postnumre = db.hentPostnumreCache();
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// Først validerer vi BBox på alle postnummre, for at undgå fuldt stop midt i beregningen
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for(short postnr : postnumre) { //
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logger.info("Validerer BBox for " + postnr);
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BoundingBox bbox = db.getBoundingbox(postnr);
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bbox.validateBbox();
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}
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logger.info("Henter alle daekkede adresser");
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antalDaekkedeAdresser = db.hentAlleDaekkedeAdresser();
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logger.info( "AlleDaekkedeAdresser.length=" + antalDaekkedeAdresser );
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Map<Short, List<Adresse>> addrHoList = db.getDaekkedeAdresserHO();
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Map<Short, KdTree<Adresse>> hoTrees = new HashMap<Short,KdTree<Adresse>>();
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for ( Map.Entry<Short, List<Adresse>> entry : addrHoList.entrySet() ) {
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short ho = entry.getKey();
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List<Adresse> geopoints = entry.getValue();
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logger.info("Opbygger KDTree for " + ho + " - antal=" + geopoints.size() );
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@SuppressWarnings("unchecked")
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List<KdTree.XYZPoint> tmpPoints = (List<KdTree.XYZPoint>)(List<?>) geopoints;
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KdTree<Adresse> addressTree = new KdTree<Adresse>( tmpPoints );
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hoTrees.put(ho, addressTree);
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}
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db.resetResultTable();
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beregnStart = System.currentTimeMillis();
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logger.info("Starter beregning");
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//pre-check er ok - reset tmp tabel og start søgningen
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CyclicBarrier barrier = new CyclicBarrier(LookupMain.max_workers + 1);
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for (int i=0; i<max_workers; i++) {
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LookupWorker worker = new LookupWorker(i, barrier, ikkeDaekkede, hoTrees,antalFundne,db,verbose,consts);
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threadPool.submit( worker );
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}
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barrier.await(); // Afvent at workerne bliver færdige
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logger.info("Calc is done - cleaning up remaining bits");
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threadPool.shutdown(); //Calc is done now
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db.saveBatch();
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if (rename_tables) {
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db.renameResultTables();
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} else {
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logger.info( "Rename tables is disabled !!!" );
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}
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} else {
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/// Test
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/*
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db.resetResultTable();
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alleDaekkedeAdresser = db.hentAlleDaekkedeAdresser();
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logger.info( "AlleDaekkedeAdresser.length=" + alleDaekkedeAdresser.size());
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short post = (short) 2700;
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Lookup lookup = new Lookup(post, db, threadPool);
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lookup.doLookup();*/
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}
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long now = System.currentTimeMillis();
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long elapsed = now - start ;
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long elapsedBeregn = now - beregnStart;
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logger.info("Fuld load done : " + formatMilliSeconds(elapsed) );
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logger.info("Fuld load done (beregning) : " + formatMilliSeconds(elapsedBeregn) );
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logger.info("Antal daekkede : " + antalDaekkedeAdresser );
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logger.info("Antal ikke-daekkede : " + antalIkkeDaekkede );
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logger.info("Heraf, antal fundne : " + antalFundne );
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logger.info( String.format("Fandt adresser til : %.2f %%", (antalFundne.get() *100.0)/antalIkkeDaekkede ) );
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//logger.info("Fandt adresser til : " + (antalFundne*100.0)/ikkeDaekkede.length + "%" );
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}
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static String formatMilliSeconds(long milliseconds) {
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int mseconds = (int) milliseconds % 1000;
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int seconds = (int) (milliseconds / 1000) % 60 ;
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int minutes = (int) ((milliseconds / (1000*60)) % 60);
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int hours = (int) ((milliseconds / (1000*60*60)) % 24);
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return String.format("%02d:%02d:%02d.%03d", hours, minutes, seconds, mseconds);
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}
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static class WorkerThreadFactory implements ThreadFactory {
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int count = 0;
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@Override
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public Thread newThread(Runnable r) {
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return new Thread(r, "lookupWorker/" + count++);
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}
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}
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}
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