97 |
} |
} |
98 |
} |
} |
99 |
|
|
|
public StationBean dumpAll() throws SQLException { |
|
|
|
|
|
String SQL = "SELECT id,name,latitude,longitude,stationcode_fjrn,stationcode_stog,stationcode_metro,address,0.0,aliases " + |
|
|
"FROM trainstations WHERE enabled = true ORDER BY id"; |
|
|
|
|
|
Connection conn = null; |
|
|
Statement stmt = null; |
|
|
ResultSet res = null; |
|
|
|
|
|
|
|
|
try { |
|
|
conn = DBConnection.getConnection(); |
|
|
|
|
|
stmt = conn.createStatement(); |
|
|
res = stmt.executeQuery(SQL); |
|
|
|
|
|
// Does mostly the same as convertResultset() |
|
|
StationBean stations = new StationBean(); |
|
|
while (res.next()) { |
|
|
StationEntry entry = convertSingleRow(res); |
|
|
|
|
|
Array arr = res.getArray(10); |
|
|
if (arr != null) { |
|
|
String[] aliases = (String[]) arr.getArray(); |
|
|
entry.setAliases(aliases); |
|
|
} |
|
|
|
|
|
stations.entries.add( entry ); |
|
|
|
|
|
} |
|
|
return stations; |
|
|
|
|
100 |
|
|
|
} finally { |
|
|
if (res != null) |
|
|
res.close(); |
|
|
if (stmt != null) |
|
|
stmt.close(); |
|
|
if (conn != null) |
|
|
conn.close(); |
|
|
} |
|
|
|
|
|
} |
|
101 |
|
|
102 |
/* |
/* |
103 |
* this code requires theses statements are run on database in order to do ILIKE searches against aliases (which is defines as array of varchar(64) ) |
* this code requires theses statements are run on database in order to do ILIKE searches against aliases (which is defines as array of varchar(64) ) |
105 |
* 'select $2 ilike $1' language sql strict immutable; |
* 'select $2 ilike $1' language sql strict immutable; |
106 |
* create operator ~~~ (procedure = rlike, leftarg = text, rightarg = text, commutator = ~~); |
* create operator ~~~ (procedure = rlike, leftarg = text, rightarg = text, commutator = ~~); |
107 |
*/ |
*/ |
108 |
public StationBean getByName(final String name) throws SQLException { |
public StationBean getByNameNormal(final String name) throws SQLException { |
109 |
String SQL = "SELECT id,name,latitude,longitude,stationcode_fjrn,stationcode_stog, stationcode_metro, address, 0.0 " + |
String SQL = "SELECT id,name,latitude,longitude,stationcode_fjrn,stationcode_stog, stationcode_metro, address, 0.0 " + |
110 |
"FROM trainstations " + |
"FROM trainstations " + |
111 |
"WHERE (name ILIKE ? OR ? ~~~ ANY(aliases)) AND enabled = true " + |
"WHERE (name ILIKE ? OR ? ~~~ ANY(aliases)) AND enabled = true " + |
121 |
|
|
122 |
return fetchStations(SQL, new NameSetter() ); |
return fetchStations(SQL, new NameSetter() ); |
123 |
} |
} |
124 |
|
|
125 |
|
|
126 |
|
public StationBean getByNameFuzzy(final String name) throws SQLException { |
127 |
|
String SQL = "SELECT id,name,latitude,longitude,stationcode_fjrn,stationcode_stog, stationcode_metro, address, 0.0, " + |
128 |
|
"levenshtein(lower(name),lower(?) ) as leven " + |
129 |
|
"FROM trainstations " + |
130 |
|
"WHERE (levenshtein(lower(name),lower(?) ) <= 3) AND enabled = true " + |
131 |
|
"AND enabled = true " + |
132 |
|
"ORDER BY leven " + |
133 |
|
"LIMIT 1"; |
134 |
|
|
135 |
|
class NameSetter implements StatementParamSetter { |
136 |
|
@Override |
137 |
|
public void setParams(PreparedStatement stmt) throws SQLException { |
138 |
|
stmt.setString(1, name ); |
139 |
|
stmt.setString(2, name ); |
140 |
|
} |
141 |
|
} |
142 |
|
|
143 |
|
StationBean stations = fetchStations(SQL, new NameSetter() ); |
144 |
|
stations.fuzzystrmatch = true; |
145 |
|
return stations; |
146 |
|
} |
147 |
|
|
148 |
|
public StationBean getByName(final String name) throws SQLException { |
149 |
|
StationBean stations = getByNameNormal(name); |
150 |
|
|
151 |
|
if (stations.entries.size() == 0) { |
152 |
|
logger.info("getByName failover: " + name); |
153 |
|
stations = getByNameFuzzy(name); |
154 |
|
} |
155 |
|
return stations; |
156 |
|
} |
157 |
|
|
158 |
|
|
159 |
|
|
160 |
//Latitude (horizonal), longitude(vertical) so |
//Latitude (horizonal), longitude(vertical) so |
161 |
// 1 degree latitude is ~ 111320 meters, since the distance between the horizonal lines is always the same |
// 1 degree latitude is ~ 111320 meters, since the distance between the horizonal lines is always the same |
241 |
return null; |
return null; |
242 |
} |
} |
243 |
} |
} |
244 |
|
|
245 |
|
//used to create full dump in order to populate Google Appengine DB |
246 |
|
@Deprecated |
247 |
|
public StationBean dumpAll() throws SQLException { |
248 |
|
|
249 |
|
String SQL = "SELECT id,name,latitude,longitude,stationcode_fjrn,stationcode_stog,stationcode_metro,address,0.0,aliases " + |
250 |
|
"FROM trainstations WHERE enabled = true ORDER BY id"; |
251 |
|
|
252 |
|
Connection conn = null; |
253 |
|
Statement stmt = null; |
254 |
|
ResultSet res = null; |
255 |
|
|
256 |
|
|
257 |
|
try { |
258 |
|
conn = DBConnection.getConnection(); |
259 |
|
|
260 |
|
stmt = conn.createStatement(); |
261 |
|
res = stmt.executeQuery(SQL); |
262 |
|
|
263 |
|
// Does mostly the same as convertResultset() |
264 |
|
StationBean stations = new StationBean(); |
265 |
|
while (res.next()) { |
266 |
|
StationEntry entry = convertSingleRow(res); |
267 |
|
|
268 |
|
Array arr = res.getArray(10); |
269 |
|
if (arr != null) { |
270 |
|
String[] aliases = (String[]) arr.getArray(); |
271 |
|
entry.setAliases(aliases); |
272 |
|
} |
273 |
|
|
274 |
|
stations.entries.add( entry ); |
275 |
|
|
276 |
|
} |
277 |
|
return stations; |
278 |
|
|
279 |
|
|
280 |
|
} finally { |
281 |
|
if (res != null) |
282 |
|
res.close(); |
283 |
|
if (stmt != null) |
284 |
|
stmt.close(); |
285 |
|
if (conn != null) |
286 |
|
conn.close(); |
287 |
|
} |
288 |
|
|
289 |
|
} |
290 |
|
|
291 |
@Deprecated |
@Deprecated |
292 |
public static String getStationName(int stationID) { |
public static String getStationName(int stationID) { |