daoas/fulddaekning/LookupWorker.java

package dk.daoas.fulddaekning;

import java.sql.SQLException;
import java.util.ArrayList;
import java.util.Queue;
import java.util.logging.Level;
import java.util.logging.Logger;

public class LookupWorker implements Runnable {
        Logger logger = Logger.getLogger( LookupWorker.class.getName() );
        
        int workerId;
        Lookup lookup;
        
        public LookupWorker(int workerId, Lookup lookup) {
                this.workerId = workerId;
                this.lookup = lookup;
        }

        @Override
        public void run() {
                Constants consts = Constants.getInstance();
                
                ArrayList<Adresse> daekkede = lookup.getDaekkedeAdresser();
                Queue<Adresse> queue = lookup.getQueue();
                Database db = lookup.getDb();
                
                Adresse qAdresse;
                
                
                
                while ( (qAdresse = queue.poll()) != null) {
                        //logger.info("Worker " + workerId + ", analyzing " + qAdresse);                        
                
                        double bedsteAfstand = 9999999.999;
                        Adresse bedsteAdr = null;
                        for (int i=0; i<daekkede.size(); i++) {
                                Adresse daekket = daekkede.get(i);
                                double afstand = Adresse.beregnAfstand(qAdresse, daekket);
                                
                                if (afstand < bedsteAfstand) {
                                        bedsteAfstand = afstand;
                                        bedsteAdr = daekket;
                                }
                        }
                        
                        
                        if ( bedsteAdr != null) {
                                
                                if (bedsteAfstand <= consts.getMaxDistance() ) { //Gem kun hvis distancen er under max_distance for distributøren
                                        if (Lookup.verbose == true) {
                                                logger.info("(" +workerId + ") Bedste: " + qAdresse + "==>" + bedsteAdr + " ::: " + bedsteAfstand );
                                        }
                                        
                                        try {
                                                db.gemResultat(qAdresse, bedsteAdr, bedsteAfstand);
                                        } catch (SQLException e) {
                                                logger.log(Level.WARNING, "Error saving result", e);
                                                logger.warning("Shutting down");
                                                
                                                System.exit(0); //hvis at indsættelsen fejler skal vi afbryde med det samme
                                        }
                                } else {
                                        logger.info("(" +workerId + ") For stor afstand " + qAdresse + " -> " + bedsteAfstand);
                                }
                        } else {
                                logger.warning("(" +workerId + ") Ingen match til " + qAdresse);
                        }

                }
                
                
                lookup.shutdownWorker( workerId);
        }

}
1	package dk.daoas.fulddaekning;
2
3	import java.sql.SQLException;
4	import java.util.ArrayList;
5	import java.util.Queue;
6	import java.util.logging.Level;
7	import java.util.logging.Logger;
8
9	public class LookupWorker implements Runnable {
10	Logger logger = Logger.getLogger( LookupWorker.class.getName() );
11
12	int workerId;
13	Lookup lookup;
14
15	public LookupWorker(int workerId, Lookup lookup) {
16	this.workerId = workerId;
17	this.lookup = lookup;
18	}
19
20	@Override
21	public void run() {
22	Constants consts = Constants.getInstance();
23
24	ArrayList<Adresse> daekkede = lookup.getDaekkedeAdresser();
25	Queue<Adresse> queue = lookup.getQueue();
26	Database db = lookup.getDb();
27
28	Adresse qAdresse;
29
30
31
32	while ( (qAdresse = queue.poll()) != null) {
33	//logger.info("Worker " + workerId + ", analyzing " + qAdresse);
34
35	double bedsteAfstand = 9999999.999;
36	Adresse bedsteAdr = null;
37	for (int i=0; i<daekkede.size(); i++) {
38	Adresse daekket = daekkede.get(i);
39	double afstand = Adresse.beregnAfstand(qAdresse, daekket);
40
41	if (afstand < bedsteAfstand) {
42	bedsteAfstand = afstand;
43	bedsteAdr = daekket;
44	}
45	}
46
47
48	if ( bedsteAdr != null) {
49
50	if (bedsteAfstand <= consts.getMaxDistance() ) { //Gem kun hvis distancen er under max_distance for distributøren
51	if (Lookup.verbose == true) {
52	logger.info("(" +workerId + ") Bedste: " + qAdresse + "==>" + bedsteAdr + " ::: " + bedsteAfstand );
53	}
54
55	try {
56	db.gemResultat(qAdresse, bedsteAdr, bedsteAfstand);
57	} catch (SQLException e) {
58	logger.log(Level.WARNING, "Error saving result", e);
59	logger.warning("Shutting down");
60
61	System.exit(0); //hvis at indsættelsen fejler skal vi afbryde med det samme
62	}
63	} else {
64	logger.info("(" +workerId + ") For stor afstand " + qAdresse + " -> " + bedsteAfstand);
65	}
66	} else {
67	logger.warning("(" +workerId + ") Ingen match til " + qAdresse);
68	}
69
70	}
71
72
73	lookup.shutdownWorker( workerId);
74	}
75
76	}