daoas/fulddaekning/Lookup.java

package dk.daoas.fulddaekning;

import java.io.File;
import java.io.FileReader;
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 final String CONFIG_FILENAME = "fulddaekning.properties";

        static int max_workers;
        static boolean verbose;
        
        static boolean rename_tables;
        static String distributor;
        
        static SafeProperties conf;
        static Logger logger = Logger.getLogger( Lookup.class.toString() );
        
        int postnr;
        Database db;
                
        Adresse daekkedeAdresser[];
        Queue<Adresse> queue;
        
        Map<Integer, LookupWorker> workers = new ConcurrentHashMap<Integer, LookupWorker>();

        
        static Statistik flestDaekkede = new Statistik();
        static Statistik flestIkkeDaekkede = new Statistik();
        
        
        static class Statistik {
                int postnr;
                int antalDaekkede = 0;
                int antalIkkeDaekkede = 0;
                
                @Override
                public String toString() {
                        return "postnr=" + postnr + " antalIkkeDaekkede=" + antalIkkeDaekkede + " antalDaekkede="  + antalDaekkede;
                }
        }
        
        
        public Lookup(int postnr, Database db) {
                this.postnr = postnr;
                this.db = db;
        }
        
        public static void saveStatistics(Statistik stat) {
                if (stat.antalDaekkede > flestDaekkede.antalDaekkede) {
                        flestDaekkede = stat;
                }
                if (stat.antalIkkeDaekkede > flestIkkeDaekkede.antalIkkeDaekkede) {
                        flestIkkeDaekkede = stat;
                }               
        }
        
        public void doLookup() throws BoundingBoxException {
                logger.info("Starting for postnr=" + postnr);
                
                Statistik stat = new Statistik();
                                
                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);
                        
                        stat.postnr = postnr;
                        stat.antalDaekkede = daekkedeAdresser.length;
                        stat.antalIkkeDaekkede = queue.size();
                        
                        saveStatistics(stat);
                                                
                        
                        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( stat.toString() );
                logger.info("Done! elapsed=" + (now-start1) + "/" +  (now-start2) + "  postnr=" + postnr);
        }
        
        public void shutdownWorker(int workerid) {
                logger.info("Shutting down worker: " + workerid);
                LookupWorker key = workers.remove(workerid);
                
                if (key == null) {
                        System.out.println("Error removing worker from set");
                        System.exit(0);
                }
        }
        
        // Getters and setters
                
        ///////////////////////////
        public Database getDb() {
                return db;
        }


        public Adresse[] getDaekkedeAdresser() {
                return daekkedeAdresser;
        }

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


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


        public static void main(String[] args) throws Exception {
                
                File confFile = new File( CONFIG_FILENAME );
                if (! confFile.exists() ) {
                        logger.warning("Config file not found: " + CONFIG_FILENAME);
                        System.exit(1);
                }
                                
                conf = new SafeProperties();
                conf.load( new FileReader(confFile) );
                
                max_workers = Integer.parseInt( conf.getSafeProperty("MAX_WORKERS") );
                logger.info("Starting with MAX_WORKERS:" + max_workers);
                
                verbose = Boolean.parseBoolean( conf.getSafeProperty("VERBOSE") );
                logger.info("Starting with VERBOSE:" + verbose);
                
                rename_tables = Boolean.parseBoolean( conf.getSafeProperty("RENAMETABLES") );
                logger.info("Starting with RENAMETABLES:" + rename_tables);
                
                distributor = conf.getSafeProperty("DISTRIBUTOR");
                distributor = distributor.toUpperCase();
                Constants.init(distributor);

                
                Database db = new Database(conf);
                
                
                long start = System.currentTimeMillis();
                
                logger.info("Finder postnumre");
                List<Integer> postnumre = db.hentPostnumre();
                
                // Først validerer vi BBox på alle postnummre, for at undgå fuldt stop midt i beregningen
                for(Integer postnr : postnumre) { //
                        logger.info("Validerer BBox for " + postnr);
                        BoundingBox bbox = db.getBoundingbox(postnr);
                        bbox.validateBbox();
                }
                
                
                //pre-check er ok - reset tmp tabel og start søgningen
                db.resetResultTable();
                
                for(Integer postnr : postnumre) {
                        Lookup lookup = new Lookup(postnr, db);
                        lookup.doLookup();                      
                }
                
                if (rename_tables) {
                        db.renameResultTables();
                } else {
                        logger.info( "Rename tables is disabled !!!" );
                }
                
                long now = System.currentTimeMillis();

                logger.info("Flest Ikke-dækkede, " + flestIkkeDaekkede);
                logger.info("Flest Dækkede, " + flestDaekkede);
                logger.info("Fuld load done : " + (now-start) );

                
                /*
                /// Test
                db.resetResultTable();
                Lookup lookup = new Lookup(2750, db);
                lookup.doLookup();              
                long now = System.currentTimeMillis();
                logger.info("Fuld load done : " + (now-start) );*/
        }
                
}
1	package dk.daoas.fulddaekning;
2
3	import java.io.File;
4	import java.io.FileReader;
5	import java.util.ArrayList;
6	import java.util.List;
7	import java.util.Map;
8	import java.util.Properties;
9	import java.util.Queue;
10	import java.util.concurrent.ConcurrentHashMap;
11	import java.util.logging.Level;
12	import java.util.logging.Logger;
13
14	import dk.daoas.fulddaekning.BoundingBox.BoundingBoxException;
15
16	public class Lookup {
17
18	static final String CONFIG_FILENAME = "fulddaekning.properties";
19
20	static int max_workers;
21	static boolean verbose;
22
23	static boolean rename_tables;
24	static String distributor;
25
26	static SafeProperties conf;
27	static Logger logger = Logger.getLogger( Lookup.class.toString() );
28
29	int postnr;
30	Database db;
31
32	Adresse daekkedeAdresser[];
33	Queue<Adresse> queue;
34
35	Map<Integer, LookupWorker> workers = new ConcurrentHashMap<Integer, LookupWorker>();
36
37
38	static Statistik flestDaekkede = new Statistik();
39	static Statistik flestIkkeDaekkede = new Statistik();
40
41
42	static class Statistik {
43	int postnr;
44	int antalDaekkede = 0;
45	int antalIkkeDaekkede = 0;
46
47	@Override
48	public String toString() {
49	return "postnr=" + postnr + " antalIkkeDaekkede=" + antalIkkeDaekkede + " antalDaekkede=" + antalDaekkede;
50	}
51	}
52
53
54	public Lookup(int postnr, Database db) {
55	this.postnr = postnr;
56	this.db = db;
57	}
58
59	public static void saveStatistics(Statistik stat) {
60	if (stat.antalDaekkede > flestDaekkede.antalDaekkede) {
61	flestDaekkede = stat;
62	}
63	if (stat.antalIkkeDaekkede > flestIkkeDaekkede.antalIkkeDaekkede) {
64	flestIkkeDaekkede = stat;
65	}
66	}
67
68	public void doLookup() throws BoundingBoxException {
69	logger.info("Starting for postnr=" + postnr);
70
71	Statistik stat = new Statistik();
72
73	long start1 = System.currentTimeMillis();
74	long start2 = 0;
75
76	try {
77	BoundingBox bbox = db.getBoundingbox(postnr);
78	bbox.validateBbox();
79
80	logger.info("Bbox=" + bbox);
81	bbox.adjustToMargin();
82	logger.info("Bbox Adjusted=" + bbox);
83
84	logger.info("Henter daekkede adresser i " + postnr);
85	daekkedeAdresser = db.hentDaekkedeAdresser(bbox);
86
87	logger.info("Henter _ikke_ daekkede adresser i " + postnr);
88	queue = db.hentIkkedaekkedeAdresser(postnr);
89
90	stat.postnr = postnr;
91	stat.antalDaekkede = daekkedeAdresser.length;
92	stat.antalIkkeDaekkede = queue.size();
93
94	saveStatistics(stat);
95
96
97	logger.info("Starter beregning for " + postnr);
98	start2 = System.currentTimeMillis();
99
100	for (int i =0; i<max_workers; i++) {
101	LookupWorker worker = new LookupWorker(i, this);
102	Thread t = new Thread(worker);
103	t.start();
104
105	workers.put(i, worker);
106	}
107
108	while (workers.size() > 0) {
109	Thread.sleep(10);//wait for worker threads
110	}
111
112
113	} catch(Exception e) {
114	logger.log(Level.WARNING, "Exception during lookup", e);
115
116	if (e instanceof BoundingBoxException) {
117	logger.severe( e.getMessage() );
118	System.exit(1);
119	}
120
121	}
122	long now = System.currentTimeMillis();
123
124
125	logger.info( stat.toString() );
126	logger.info("Done! elapsed=" + (now-start1) + "/" + (now-start2) + " postnr=" + postnr);
127	}
128
129	public void shutdownWorker(int workerid) {
130	logger.info("Shutting down worker: " + workerid);
131	LookupWorker key = workers.remove(workerid);
132
133	if (key == null) {
134	System.out.println("Error removing worker from set");
135	System.exit(0);
136	}
137	}
138
139	// Getters and setters
140
141	///////////////////////////
142	public Database getDb() {
143	return db;
144	}
145
146
147
148	public Adresse[] getDaekkedeAdresser() {
149	return daekkedeAdresser;
150	}
151
152	public Queue<Adresse> getQueue() {
153	return queue;
154	}
155
156
157
158
159
160
161	/////////////////////////////
162	// Static functions
163
164
165
166
167	public static void main(String[] args) throws Exception {
168
169	File confFile = new File( CONFIG_FILENAME );
170	if (! confFile.exists() ) {
171	logger.warning("Config file not found: " + CONFIG_FILENAME);
172	System.exit(1);
173	}
174
175	conf = new SafeProperties();
176	conf.load( new FileReader(confFile) );
177
178	max_workers = Integer.parseInt( conf.getSafeProperty("MAX_WORKERS") );
179	logger.info("Starting with MAX_WORKERS:" + max_workers);
180
181	verbose = Boolean.parseBoolean( conf.getSafeProperty("VERBOSE") );
182	logger.info("Starting with VERBOSE:" + verbose);
183
184	rename_tables = Boolean.parseBoolean( conf.getSafeProperty("RENAMETABLES") );
185	logger.info("Starting with RENAMETABLES:" + rename_tables);
186
187	distributor = conf.getSafeProperty("DISTRIBUTOR");
188	distributor = distributor.toUpperCase();
189	Constants.init(distributor);
190
191
192	Database db = new Database(conf);
193
194
195
196
197
198
199
200	long start = System.currentTimeMillis();
201
202	logger.info("Finder postnumre");
203	List<Integer> postnumre = db.hentPostnumre();
204
205	// Først validerer vi BBox på alle postnummre, for at undgå fuldt stop midt i beregningen
206	for(Integer postnr : postnumre) { //
207	logger.info("Validerer BBox for " + postnr);
208	BoundingBox bbox = db.getBoundingbox(postnr);
209	bbox.validateBbox();
210	}
211
212
213	//pre-check er ok - reset tmp tabel og start søgningen
214	db.resetResultTable();
215
216	for(Integer postnr : postnumre) {
217	Lookup lookup = new Lookup(postnr, db);
218	lookup.doLookup();
219	}
220
221	if (rename_tables) {
222	db.renameResultTables();
223	} else {
224	logger.info( "Rename tables is disabled !!!" );
225	}
226
227	long now = System.currentTimeMillis();
228
229	logger.info("Flest Ikke-dækkede, " + flestIkkeDaekkede);
230	logger.info("Flest Dækkede, " + flestDaekkede);
231	logger.info("Fuld load done : " + (now-start) );
232
233
234	/*
235	/// Test
236	db.resetResultTable();
237	Lookup lookup = new Lookup(2750, db);
238	lookup.doLookup();
239	long now = System.currentTimeMillis();
240	logger.info("Fuld load done : " + (now-start) );*/
241	}
242
243	}