/[projects]/dao/FuldDaekningWorker/src/dk/daoas/fulddaekning/Database.java
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Contents of /dao/FuldDaekningWorker/src/dk/daoas/fulddaekning/Database.java

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Revision 2716 - (show annotations) (download)
Sun Sep 27 20:14:24 2015 UTC (8 years, 7 months ago) by torben
File size: 9511 byte(s)
Back to normal operations
1 package dk.daoas.fulddaekning;
2
3 import java.io.IOException;
4 import java.sql.Connection;
5 import java.sql.DriverManager;
6 import java.sql.PreparedStatement;
7 import java.sql.ResultSet;
8 import java.sql.SQLException;
9 import java.util.ArrayList;
10 import java.util.HashMap;
11 import java.util.List;
12 import java.util.Map;
13 import java.util.Properties;
14 import java.util.Queue;
15 import java.util.Set;
16 import java.util.TreeSet;
17 import java.util.concurrent.ConcurrentLinkedQueue;
18 import java.util.logging.Logger;
19
20
21
22 public class Database {
23 Logger logger = Logger.getLogger(Database.class.getName());
24
25 int batchCount = 0;
26
27 Connection conn;
28 PreparedStatement saveStmt;
29
30 List<Adresse> alleAdresser;
31 Adresse alleIkkeDaekkede[];
32
33 Map<Short,List<Adresse>> daekkedeAdresserHO = new HashMap<Short,List<Adresse>>();
34
35
36
37
38
39
40 DeduplicateHelper<String> husnrbogstavCache = new DeduplicateHelper<String>();
41 DeduplicateHelper<String> ruteCache = new DeduplicateHelper<String>();
42
43 Set<Short> postnumre = new TreeSet<Short>();
44
45 //Map<Short, List<Adresse>> ikkeDaekkedePrPost = new HashMap<Short, List<Adresse>>();
46
47
48 private HashMap<Short,BoundingBox> bbCache = new HashMap<Short,BoundingBox>();
49
50 public Database(SafeProperties conf) throws SQLException,IOException {
51 this.conn = getConnection( conf );
52
53 String sql = "INSERT INTO fulddaekning.afstand_anden_rute_ny (orgId,orgPostnr, orgAdresse,orgGadeid,orgHusnr,orgHusnrBogstav,orgRute,id,postnr,adresse,gadeid,husnr,husnrbogstav,rute,afstand,`timestamp`) "+
54 "VALUES (?,?,?,?,?,?,?,?,?,?,?,?,?,?,?, now() )";
55
56 saveStmt = conn.prepareStatement(sql);
57
58 }
59
60 public void resetResultTable() throws SQLException {
61 logger.info("Dropping old result table (if exists)");
62 String sql = "DROP TABLE IF EXISTS fulddaekning.afstand_anden_rute_ny";
63 conn.createStatement().executeUpdate(sql);
64
65 logger.info("Create new result table");
66 sql = "CREATE TABLE fulddaekning.afstand_anden_rute_ny LIKE fulddaekning.afstand_anden_rute";
67 conn.createStatement().executeUpdate(sql);
68 }
69
70 public void renameResultTables() throws SQLException {
71 Constants consts = Constants.getInstance();
72 String ext = consts.getTableExtension();
73
74 logger.info("Dropping old backup table (if exists)");
75 String sql = "DROP TABLE IF EXISTS fulddaekning.afstand_anden_rute_old" + ext;
76 conn.createStatement().executeUpdate(sql);
77
78 logger.info("Rename tables");
79 String sql2 = "RENAME TABLE fulddaekning.afstand_anden_rute" + ext + " TO fulddaekning.afstand_anden_rute_old" + ext + ", fulddaekning.afstand_anden_rute_ny TO fulddaekning.afstand_anden_rute" + ext;
80
81 logger.info("Executing: " + sql2);
82 conn.createStatement().executeUpdate(sql2);
83 }
84
85 public BoundingBox getBoundingbox(short postnr) {
86 BoundingBox bb = bbCache.get(postnr);
87 return bb.clone();//never return the original / cached object
88 }
89
90
91 public Set<Short> hentPostnumreCache() {
92 return postnumre;
93 }
94
95
96 public Queue<Adresse> hentAlleIkkedaekkedeAdresser(int minPostnr, int maxPostnr) throws SQLException {
97
98 logger.info("Henter alle IKKE-daekkede adresser");
99
100 String sql = "SELECT id,a.postnr,adresse,gadeid,husnr,husnrbogstav,latitude,longitude,rute,p.distributor as ho " +
101 "FROM fulddaekning.adressetabel a " +
102 "LEFT JOIN bogleveringer.postnummerdistributor p on (a.postnr=p.postnr) " +
103 "WHERE rute IS NULL " + //Ingen dækning
104 "AND a.postnr BETWEEN ? AND ? " +
105 "AND latitude IS NOT NULL " +
106 "AND longitude IS NOT NULL " +
107 "AND gadeid IS NOT NULL " +
108 "AND (a.distributor IS NULL OR a.distributor<>'LUKKET') "
109 //"LIMIT 2500"
110 ;
111 PreparedStatement stmt = conn.prepareStatement(sql);
112 stmt.setInt(1, minPostnr);
113 stmt.setInt(2, maxPostnr);
114
115 List<Adresse> list = hentAdresseListe( stmt );
116 alleIkkeDaekkede = list.toArray( new Adresse[ list.size() ] );
117
118 logger.info("Analyserer ikke-daekkede adresser");
119
120 for (Adresse a : alleIkkeDaekkede) {
121
122
123 BoundingBox bbox;
124
125 if (! postnumre.contains(a.postnr )) {
126 postnumre.add( a.postnr );
127
128 bbox = new BoundingBox();
129
130 bbCache.put( a.postnr, bbox);
131
132 } else {
133 bbox = bbCache.get( a.postnr);
134 }
135
136 bbox.latitudeMax = Math.max(bbox.latitudeMax, a.latitude);
137 bbox.latitudeMin = Math.min(bbox.latitudeMin, a.latitude);
138 bbox.longitudeMax = Math.max(bbox.longitudeMax, a.longitude);
139 bbox.longitudeMin = Math.min(bbox.longitudeMin, a.longitude);
140
141
142 }
143 return new ConcurrentLinkedQueue<Adresse>( list );
144 }
145
146
147
148
149 public Map<Short, List<Adresse>> getDaekkedeAdresserHO() {
150 return daekkedeAdresserHO;
151 }
152
153 public int hentAlleDaekkedeAdresser() throws SQLException {
154 if ( alleAdresser == null ) {
155 String sql = "SELECT id,a.postnr,adresse,gadeid,husnr,husnrbogstav,latitude,longitude,rute,p.distributor as ho " +
156 "FROM fulddaekning.adressetabel a " +
157 "LEFT JOIN bogleveringer.postnummerdistributor p on (a.postnr=p.postnr) " +
158 "WHERE rute IS NOT NULL " +
159 "AND latitude IS NOT NULL " +
160 "AND longitude IS NOT NULL " +
161 "AND a.distributor = ? ";
162
163 // Forward only + concur_read_only + fetchsize tvinger driver til at hente en række af gangen (bedre performance ved store result sets)
164 // Se http://dev.mysql.com/doc/connector-j/en/connector-j-reference-implementation-notes.html
165 PreparedStatement stmt = conn.prepareStatement(sql, java.sql.ResultSet.TYPE_FORWARD_ONLY, java.sql.ResultSet.CONCUR_READ_ONLY);
166 stmt.setFetchSize(Integer.MIN_VALUE);
167
168 stmt.setString(1, LookupMain.distributor);
169
170 List<Adresse> list = hentAdresseListe( stmt );
171
172 alleAdresser = new ArrayList<Adresse>();
173 alleAdresser.addAll(list);
174
175 for(Adresse addr : list) {
176 short ho = addr.ho;
177 List<Adresse> hoListe = daekkedeAdresserHO.get(ho);
178 if ( hoListe == null) {
179 hoListe = new ArrayList<Adresse>();
180 daekkedeAdresserHO.put(ho, hoListe);
181 }
182
183 hoListe.add(addr);
184
185 }
186 }
187
188 return alleAdresser.size();
189 }
190
191
192
193 public synchronized void gemResultat(Adresse orgAdresse, Adresse bedsteAdresse, double bedsteAfstand) throws SQLException {
194 /*String sql = "INSERT INTO fulddaekning.afstand_anden_rute_thn (orgId,orgPostnr, orgAdresse,orgGadeid,orgHusnr,orgHusnrBogstav,orgLatitude,orgLongitude,orgRute,id,postnr,adresse,gadeid,husnr,husnrbogstav,latitude,longitude,rute,afstand,`timestamp`) "+
195 "VALUES (?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?, now() )";
196
197 PreparedStatement saveStmt = conn.prepareStatement(sql);*/
198
199 saveStmt.setInt(1, orgAdresse.id);
200 saveStmt.setShort(2, orgAdresse.postnr);
201 saveStmt.setString(3, orgAdresse.adresse);
202 saveStmt.setInt(4, orgAdresse.gadeid);
203 saveStmt.setShort(5, orgAdresse.husnr);
204 saveStmt.setString(6, orgAdresse.husnrbogstav);
205 saveStmt.setString(7, orgAdresse.rute);
206
207
208 saveStmt.setInt(8, bedsteAdresse.id);
209 saveStmt.setShort(9, bedsteAdresse.postnr);
210 saveStmt.setString(10, bedsteAdresse.adresse);
211 saveStmt.setInt(11, bedsteAdresse.gadeid);
212 saveStmt.setShort(12, bedsteAdresse.husnr);
213 saveStmt.setString(13, bedsteAdresse.husnrbogstav);
214 saveStmt.setString(14, bedsteAdresse.rute);
215
216 saveStmt.setDouble(15, bedsteAfstand);
217
218 saveStmt.addBatch();
219 batchCount++;
220 if (batchCount >= 1000) {
221 saveStmt.executeBatch();
222 batchCount = 0;
223 }
224 //saveStmt.executeUpdate();
225 //saveStmt.clearParameters();
226
227 //saveStmt.close();
228 }
229
230 public synchronized void saveBatch() throws SQLException{
231 saveStmt.executeBatch();
232 batchCount = 0;
233 }
234
235
236
237 protected ArrayList<Adresse> hentAdresseListe(PreparedStatement stmt) throws SQLException{
238 ArrayList<Adresse> list = new ArrayList<Adresse>( 1000000 );
239
240 //logger.info("Starting query");
241 ResultSet res = stmt.executeQuery();
242 //logger.info("Starting exec query done");
243
244 while (res.next()) {
245
246 double latitude = res.getDouble(7);
247 double longitude = res.getDouble(8);
248
249
250 Adresse adr = new Adresse(latitude,longitude);
251
252 adr.id = res.getInt(1);
253 adr.postnr = res.getShort(2);
254 adr.adresse = res.getString(3);
255 adr.gadeid = res.getInt(4);
256 adr.husnr = res.getShort(5);
257 adr.husnrbogstav = husnrbogstavCache.getInstance( res.getString(6) );
258 //adr.latitude = res.getDouble(7);
259 //adr.longitude = res.getDouble(8);
260 adr.rute = ruteCache.getInstance( res.getString(9) );
261 adr.ho = res.getShort(10);
262
263 list.add(adr);
264
265 //logger.info( "Adress:" + adr);
266 }
267
268 res.close();
269 stmt.close();
270
271 return list;
272 }
273
274 public Connection getConnection(SafeProperties conf) throws SQLException, IOException {
275
276 String db_host = conf.getSafeProperty("DB_HOST");
277 String db_user = conf.getSafeProperty("DB_USER");
278 String db_pass = conf.getSafeProperty("DB_PASS");
279
280
281
282
283 Connection conn = null;
284 Properties connectionProps = new Properties();
285 connectionProps.put("user", db_user);
286 connectionProps.put("password", db_pass);
287
288 //For debug output, tilføj denne til JDBC url'en: &profileSQL=true
289 conn = DriverManager.getConnection(
290 "jdbc:mysql://" +
291 db_host +
292 ":3306/?rewriteBatchedStatements=true",
293 connectionProps);
294 logger.info("Connected to database");
295 return conn;
296 }
297
298
299 }

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