daoas/fulddaekning/Lookup.java

package dk.daoas.fulddaekning;

import java.io.File;
import java.io.FileReader;
import java.io.IOException;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.Properties;
import java.util.Queue;
import java.util.concurrent.ConcurrentHashMap;
import java.util.logging.Level;
import java.util.logging.Logger;

import dk.daoas.fulddaekning.BoundingBox.BoundingBoxException;

public class Lookup {
        static int max_workers;
        static boolean verbose;
        
        static Properties conf;
        static Logger logger = Logger.getLogger( Lookup.class.toString() );
        
        int postnr;
        Database db;
                
        ArrayList<Adresse> daekkedeAdresser;
        Queue<Adresse> queue;
        
        Map<Integer, LookupWorker> workers = new ConcurrentHashMap<Integer, LookupWorker>();

        
        public Lookup(int postnr, Database db) {
                this.postnr = postnr;
                this.db = db;
        }
        
        
        public void doLookup() throws BoundingBoxException {
                logger.info("Starting for postnr=" + postnr);
                
                int queueSize=-1;
                
                long start1 = System.currentTimeMillis();               
                long start2 = 0;
                
                try {
                        BoundingBox bbox = db.getBoundingbox(postnr);
                        bbox.validateBbox();
                        
                        logger.info("Bbox=" + bbox);
                        bbox.adjustToMargin();
                        logger.info("Bbox Adjusted=" + bbox);
                        
                        logger.info("Henter daekkede adresser i " + postnr);
                        daekkedeAdresser = db.hentDaekkedeAdresser(bbox);
                        
                        logger.info("Henter _ikke_ daekkede adresser i " + postnr);
                        queue = db.hentIkkedaekkedeAdresser(postnr);
                        queueSize = queue.size();
                        
                        
                        logger.info("Starter beregning for " + postnr);
                        start2 = System.currentTimeMillis();
                                                                                                                
                        for (int i =0; i<max_workers; i++) {
                                LookupWorker worker = new LookupWorker(i, this);
                                Thread t = new Thread(worker);
                                t.start();
                                
                                workers.put(i, worker);
                        }
                        
                        while (workers.size() > 0) {
                                Thread.sleep(10);//wait for worker threads
                        }
                        
                        
                } catch(Exception e) {
                        logger.log(Level.WARNING, "Exception during lookup", e);
                        
                        if (e instanceof BoundingBoxException) {
                                logger.severe( e.getMessage() );
                                System.exit(1);
                        }
                        
                }
                long now = System.currentTimeMillis();
                
                logger.info("Antal daekkede:" + daekkedeAdresser.size() );
                logger.info("Antal ikke-daekkede:" + queueSize );
                
                logger.info("Done! elapsed=" + (now-start1) + "/" +  (now-start2) );
        }
        
        public void shutdownWorker(int workerid) {
                logger.info("Shutting down worker: " + workerid);
                workers.remove(workerid);
        }
        
        // Getters and setters
                
        ///////////////////////////
        public Database getDb() {
                return db;
        }


        public ArrayList<Adresse> getDaekkedeAdresser() {
                return daekkedeAdresser;
        }

        public Queue<Adresse> getQueue() {
                return queue;
        }


        /////////////////////////////
        // Static functions


        public static void main(String[] args) throws Exception {
                
                File confFile = new File("fulddaekning.properties");
                if (! confFile.exists() ) {
                        logger.warning("Config file not found");
                        System.exit(1);
                }
                                
                conf = new Properties();
                conf.load( new FileReader(confFile) );
                
                max_workers = Integer.parseInt( conf.getProperty("MAX_WORKERS") );
                logger.info("Starting with MAX_WORKERS:" + max_workers);
                
                verbose = Boolean.parseBoolean( conf.getProperty("VERBOSE") );
                logger.info("Starting with VERBOSE:" + verbose);
                
                Connection conn = getConnection();
                Database db = new Database(conn);
                
                db.resetResultTable();

                
                long start = System.currentTimeMillis();
                
                logger.info("Finder postnumre");
                List<Integer> postnumre = db.hentPostnumre();
                
                for(Integer postnr : postnumre) {
                        Lookup lookup = new Lookup(postnr, db);
                        lookup.doLookup();                      
                }
                
                long now = System.currentTimeMillis();
                
                logger.info("Fuld load done : " + (now-start) );
                
                
                //Lookup lookup = new Lookup(7400, db);
                //lookup.doLookup();            
        }
        
        public static Connection getConnection() throws SQLException, IOException {
                                
                String db_host = conf.getProperty("DB_HOST");
                String db_user = conf.getProperty("DB_USER");
                String db_pass = conf.getProperty("DB_PASS");

                
            Connection conn = null;
            Properties connectionProps = new Properties();
            connectionProps.put("user", db_user);
            connectionProps.put("password", db_pass);

                conn = DriverManager.getConnection(
                           "jdbc:mysql://" +
                           db_host +
                           ":3306/",
                           connectionProps);
            logger.info("Connected to database");
            return conn;
        }
        
}
1	package dk.daoas.fulddaekning;
2
3	import java.io.File;
4	import java.io.FileReader;
5	import java.io.IOException;
6	import java.sql.Connection;
7	import java.sql.DriverManager;
8	import java.sql.SQLException;
9	import java.util.ArrayList;
10	import java.util.List;
11	import java.util.Map;
12	import java.util.Properties;
13	import java.util.Queue;
14	import java.util.concurrent.ConcurrentHashMap;
15	import java.util.logging.Level;
16	import java.util.logging.Logger;
17
18	import dk.daoas.fulddaekning.BoundingBox.BoundingBoxException;
19
20	public class Lookup {
21	static int max_workers;
22	static boolean verbose;
23
24	static Properties conf;
25	static Logger logger = Logger.getLogger( Lookup.class.toString() );
26
27	int postnr;
28	Database db;
29
30	ArrayList<Adresse> daekkedeAdresser;
31	Queue<Adresse> queue;
32
33	Map<Integer, LookupWorker> workers = new ConcurrentHashMap<Integer, LookupWorker>();
34
35
36
37	public Lookup(int postnr, Database db) {
38	this.postnr = postnr;
39	this.db = db;
40	}
41
42
43
44	public void doLookup() throws BoundingBoxException {
45	logger.info("Starting for postnr=" + postnr);
46
47	int queueSize=-1;
48
49	long start1 = System.currentTimeMillis();
50	long start2 = 0;
51
52	try {
53	BoundingBox bbox = db.getBoundingbox(postnr);
54	bbox.validateBbox();
55
56	logger.info("Bbox=" + bbox);
57	bbox.adjustToMargin();
58	logger.info("Bbox Adjusted=" + bbox);
59
60	logger.info("Henter daekkede adresser i " + postnr);
61	daekkedeAdresser = db.hentDaekkedeAdresser(bbox);
62
63	logger.info("Henter _ikke_ daekkede adresser i " + postnr);
64	queue = db.hentIkkedaekkedeAdresser(postnr);
65	queueSize = queue.size();
66
67
68	logger.info("Starter beregning for " + postnr);
69	start2 = System.currentTimeMillis();
70
71	for (int i =0; i<max_workers; i++) {
72	LookupWorker worker = new LookupWorker(i, this);
73	Thread t = new Thread(worker);
74	t.start();
75
76	workers.put(i, worker);
77	}
78
79	while (workers.size() > 0) {
80	Thread.sleep(10);//wait for worker threads
81	}
82
83
84	} catch(Exception e) {
85	logger.log(Level.WARNING, "Exception during lookup", e);
86
87	if (e instanceof BoundingBoxException) {
88	logger.severe( e.getMessage() );
89	System.exit(1);
90	}
91
92	}
93	long now = System.currentTimeMillis();
94
95	logger.info("Antal daekkede:" + daekkedeAdresser.size() );
96	logger.info("Antal ikke-daekkede:" + queueSize );
97
98	logger.info("Done! elapsed=" + (now-start1) + "/" + (now-start2) );
99	}
100
101	public void shutdownWorker(int workerid) {
102	logger.info("Shutting down worker: " + workerid);
103	workers.remove(workerid);
104	}
105
106	// Getters and setters
107
108	///////////////////////////
109	public Database getDb() {
110	return db;
111	}
112
113
114
115	public ArrayList<Adresse> getDaekkedeAdresser() {
116	return daekkedeAdresser;
117	}
118
119	public Queue<Adresse> getQueue() {
120	return queue;
121	}
122
123
124
125
126
127
128	/////////////////////////////
129	// Static functions
130
131
132
133
134	public static void main(String[] args) throws Exception {
135
136	File confFile = new File("fulddaekning.properties");
137	if (! confFile.exists() ) {
138	logger.warning("Config file not found");
139	System.exit(1);
140	}
141
142	conf = new Properties();
143	conf.load( new FileReader(confFile) );
144
145	max_workers = Integer.parseInt( conf.getProperty("MAX_WORKERS") );
146	logger.info("Starting with MAX_WORKERS:" + max_workers);
147
148	verbose = Boolean.parseBoolean( conf.getProperty("VERBOSE") );
149	logger.info("Starting with VERBOSE:" + verbose);
150
151	Connection conn = getConnection();
152	Database db = new Database(conn);
153
154	db.resetResultTable();
155
156
157
158
159
160	long start = System.currentTimeMillis();
161
162	logger.info("Finder postnumre");
163	List<Integer> postnumre = db.hentPostnumre();
164
165	for(Integer postnr : postnumre) {
166	Lookup lookup = new Lookup(postnr, db);
167	lookup.doLookup();
168	}
169
170	long now = System.currentTimeMillis();
171
172	logger.info("Fuld load done : " + (now-start) );
173
174
175	//Lookup lookup = new Lookup(7400, db);
176	//lookup.doLookup();
177	}
178
179	public static Connection getConnection() throws SQLException, IOException {
180
181	String db_host = conf.getProperty("DB_HOST");
182	String db_user = conf.getProperty("DB_USER");
183	String db_pass = conf.getProperty("DB_PASS");
184
185
186
187
188	Connection conn = null;
189	Properties connectionProps = new Properties();
190	connectionProps.put("user", db_user);
191	connectionProps.put("password", db_pass);
192
193	conn = DriverManager.getConnection(
194	"jdbc:mysql://" +
195	db_host +
196	":3306/",
197	connectionProps);
198	logger.info("Connected to database");
199	return conn;
200	}
201
202	}