Mercurial > dive4elements > river
annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/WQKmsFactory.java @ 4032:a5e1ca620f15
Add description and set correct name for GaugeDischargeCurveFacet
author | Björn Ricks <bjoern.ricks@intevation.de> |
---|---|
date | Thu, 04 Oct 2012 14:48:49 +0200 |
parents | 0f7abd95c6e2 |
children | 58bdf95df5e4 |
rev | line source |
---|---|
1825
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
1 package de.intevation.flys.artifacts.model; |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
2 |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
3 import java.util.List; |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
4 |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
5 import net.sf.ehcache.Cache; |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
6 import net.sf.ehcache.Element; |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
7 |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
8 import org.apache.log4j.Logger; |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
9 |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
10 import org.hibernate.Session; |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
11 |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
12 import org.hibernate.SQLQuery; |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
13 import org.hibernate.type.StandardBasicTypes; |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
14 |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
15 import de.intevation.flys.artifacts.cache.CacheFactory; |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
16 |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
17 import de.intevation.flys.backend.SessionHolder; |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
18 |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
19 /** |
3076
5642a83420f2
FLYS artifacts: Removed trailing whitespace.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
1886
diff
changeset
|
20 * Factory to access ready-made WQKms for other (than computed) 'kinds' of |
1825
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
21 * WST-data. |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
22 */ |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
23 public class WQKmsFactory |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
24 { |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
25 private static Logger log = Logger.getLogger(WQKmsFactory.class); |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
26 |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
27 /** Query to get km and wqs for wst_id and column_pos. */ |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
28 public static final String SQL_SELECT_WQS = |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
29 "SELECT position, w, q FROM wst_value_table " + |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
30 "WHERE wst_id = :wst_id AND column_pos = :column_pos"; |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
31 |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
32 /** Query to get name for wst_id and column_pos. */ |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
33 public static final String SQL_SELECT_NAME = |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
34 "SELECT name " + |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
35 "FROM wst_columns "+ |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
36 "WHERE wst_id = :wst_id AND position = :column_pos"; |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
37 |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
38 |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
39 /** Hidden constructor, use static methods instead. */ |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
40 private WQKmsFactory() { |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
41 } |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
42 |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
43 |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
44 /** |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
45 * Get WKms for given column and wst_id, caring about the cache. |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
46 */ |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
47 public static WQKms getWQKms(int column, int wst_id) { |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
48 log.debug("WQKmsFactory.getWQKms"); |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
49 Cache cache = CacheFactory.getCache(StaticWQKmsCacheKey.CACHE_NAME); |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
50 |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
51 StaticWQKmsCacheKey cacheKey; |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
52 |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
53 if (cache != null) { |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
54 cacheKey = new StaticWQKmsCacheKey(wst_id, column); |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
55 Element element = cache.get(cacheKey); |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
56 if (element != null) { |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
57 log.debug("Got static wst values from cache"); |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
58 return (WQKms)element.getValue(); |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
59 } |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
60 } |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
61 else { |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
62 cacheKey = null; |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
63 } |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
64 |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
65 WQKms values = getWQKmsUncached(column, wst_id); |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
66 |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
67 if (values != null && cacheKey != null) { |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
68 log.debug("Store static wst values in cache."); |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
69 Element element = new Element(cacheKey, values); |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
70 cache.put(element); |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
71 } |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
72 return values; |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
73 } |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
74 |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
75 |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
76 /** |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
77 * Get WQKms from db. |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
78 * @param column the position columns value |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
79 * @param wst_id database id of the wst |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
80 * @return respective WQKms. |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
81 */ |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
82 public static WQKms getWQKmsUncached(int column, int wst_id) { |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
83 |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
84 if (log.isDebugEnabled()) { |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
85 log.debug("WQKmsFactory.getWQKmsUncached, column " |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
86 + column + ", wst_id " + wst_id); |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
87 } |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
88 |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
89 WQKms wqkms = new WQKms(WKmsFactory.getWKmsName(column, wst_id)); |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
90 |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
91 Session session = SessionHolder.HOLDER.get(); |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
92 SQLQuery sqlQuery = session.createSQLQuery(SQL_SELECT_WQS) |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
93 .addScalar("position", StandardBasicTypes.DOUBLE) |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
94 .addScalar("w", StandardBasicTypes.DOUBLE) |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
95 .addScalar("q", StandardBasicTypes.DOUBLE); |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
96 sqlQuery.setInteger("wst_id", wst_id); |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
97 sqlQuery.setInteger("column_pos", column); |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
98 |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
99 List<Object []> results = sqlQuery.list(); |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
100 |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
101 int lastColumn = Integer.MAX_VALUE; |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
102 |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
103 for (int i = 0, N = results.size(); i < N; i++) { |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
104 Object[] row = results.get(i); |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
105 // add(w, q, km) |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
106 wqkms.add((Double) row[1], (Double) row[2], (Double) row[0]); |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
107 } |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
108 |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
109 return wqkms; |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
110 } |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
111 } |
02cd002205a3
Added 'static' wqkms data access.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
|
112 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |