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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.Map;
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import java.util.Properties;
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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 int max_workers;
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static boolean verbose;
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static Properties conf;
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static Logger logger = Logger.getLogger( Lookup.class.toString() );
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Database db;
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WorkSet workset;
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Map<Integer, LookupWorker> workers = new ConcurrentHashMap<Integer, LookupWorker>();
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public Lookup(WorkSet workset, Database db) {
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this.db = db;
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this.workset = workset;
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}
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public void doLookup() throws BoundingBoxException {
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logger.info("Starting for postnr=" + workset.postnr);
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long start1 = System.currentTimeMillis();
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long start2 = 0;
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try {
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logger.info("Starter beregning for " + workset.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("Antal daekkede:" + workset.daekkedeAdresser.size() );
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logger.info("Antal ikke-daekkede:" + workset.queueSize );
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logger.info("Done! elapsed=" + (now-start1) + "/" + (now-start2) );
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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 WorkSet getWorkSet() {
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return workset;
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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("fulddaekning.properties");
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if (! confFile.exists() ) {
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logger.warning("Config file not found");
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System.exit(1);
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}
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conf = new Properties();
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conf.load( new FileReader(confFile) );
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max_workers = Integer.parseInt( conf.getProperty("MAX_WORKERS") );
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logger.info("Starting with MAX_WORKERS:" + max_workers);
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verbose = Boolean.parseBoolean( conf.getProperty("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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InputWorker inputWorker = new InputWorker(db);
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Thread inputThread = new Thread(inputWorker);
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inputThread.start();
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long start = System.currentTimeMillis();
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boolean doContinue = true;
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while (inputWorker.queue.isEmpty() == true) {
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Thread.sleep(3); //Vent indtil at første arbejds sæt er på plads
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}
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while ( doContinue == true ) {
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WorkSet set = inputWorker.queue.poll();
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if (set != null) {
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Lookup lookup = new Lookup(set, db);
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lookup.doLookup();
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} else {
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System.out.println("Buffer underrun");
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Thread.sleep(100);
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}
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if ( inputWorker.isDone == true && inputWorker.queue.isEmpty() == true)
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doContinue = false;
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}
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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("Largest workset: " + inputWorker.largestWorkSetPostnr + "=" + inputWorker.largestWorkSetCount);
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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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