Mercurial > dive4elements > river
view flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/WKmsFactory.java @ 3785:a5f65e8983be
Merged revisions 5501-5502,5504-5508,5511-5513,5516-5519 via svnmerge from
file:///home/clients/bsh/bsh-generischer-viewer/Material/SVN/flys-artifacts/trunk
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r5501 | felix | 2012-09-18 11:49:45 +0200 (Di, 18 Sep 2012) | 1 line
fix issue865 - missing showarea theme prop.
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r5502 | clins | 2012-09-18 12:18:30 +0200 (Di, 18 Sep 2012) | 1 line
Add robustness checks to prevent NPEs
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r5504 | felix | 2012-09-18 14:03:15 +0200 (Di, 18 Sep 2012) | 1 line
i18n for area label (fix issue487).
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r5505 | clins | 2012-09-18 16:19:59 +0200 (Di, 18 Sep 2012) | 1 line
Update themes to show point descriptions
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r5506 | rrenkert | 2012-09-18 17:00:30 +0200 (Di, 18 Sep 2012) | 3 lines
Removed incorrect characteristic diameter.
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r5507 | rrenkert | 2012-09-18 17:03:20 +0200 (Di, 18 Sep 2012) | 3 lines
Fixed some stupid bugs in bed quality data factory and calculation.
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r5508 | teichmann | 2012-09-18 17:45:49 +0200 (Di, 18 Sep 2012) | 1 line
The usual whitespace and import cleanups.
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r5511 | teichmann | 2012-09-18 18:24:51 +0200 (Di, 18 Sep 2012) | 1 line
Use generics aware Collections.emptyList().
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r5512 | teichmann | 2012-09-18 20:36:52 +0200 (Di, 18 Sep 2012) | 1 line
Some more little steps towards "Auslagerung extremer Wasserspiegellagen".
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r5513 | clins | 2012-09-18 23:38:19 +0200 (Di, 18 Sep 2012) | 1 line
A and B facets of fix analyis are now deactivated by default
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r5516 | bricks | 2012-09-19 10:45:51 +0200 (Mi, 19 Sep 2012) | 2 lines
Add the gauge station to the GaugeOverviewInfoService xml response
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r5517 | rrenkert | 2012-09-19 10:50:23 +0200 (Mi, 19 Sep 2012) | 3 lines
Added CSV export to bed quality calculation.
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r5518 | bricks | 2012-09-19 11:04:04 +0200 (Mi, 19 Sep 2012) | 2 lines
Fix date in changelog entry
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r5519 | teichmann | 2012-09-19 11:17:14 +0200 (Mi, 19 Sep 2012) | 1 line
Removed trailing whitespace.
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flys-artifacts/tags/2.9.1@5531 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Wed, 19 Sep 2012 14:58:31 +0000 |
parents | cd5eb8f5f6f1 |
children | 58bdf95df5e4 |
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package de.intevation.flys.artifacts.model; import java.util.List; import net.sf.ehcache.Cache; import net.sf.ehcache.Element; import org.apache.log4j.Logger; import org.hibernate.Session; import org.hibernate.SQLQuery; import org.hibernate.type.StandardBasicTypes; import de.intevation.flys.artifacts.cache.CacheFactory; import de.intevation.flys.backend.SessionHolder; /** * Factory to access ready-made WKms for other (than computed) 'kinds' of * WST-data. */ public class WKmsFactory { /** Private logger to use here. */ private static Logger log = Logger.getLogger(WKmsFactory.class); /** Query to get km and ws for wst_id and column_pos. */ public static final String SQL_SELECT_WS = "SELECT km, w FROM wst_w_values " + "WHERE wst_id = :wst_id AND column_pos = :column_pos"; /** Query to get name for wst_id and column_pos. */ public static final String SQL_SELECT_NAME = "SELECT name " + "FROM wst_columns "+ "WHERE wst_id = :wst_id AND position = :column_pos"; /** Query to get name (description) for wst_id. */ public static final String SQL_SELECT_WST_NAME = "SELECT description from wsts "+ "WHERE id = :wst_id"; private WKmsFactory() { } /** * Get WKms for given column and wst_id, caring about the cache. */ public static WKms getWKms(int column, int wst_id) { log.debug("WKmsFactory.getWKms"); Cache cache = CacheFactory.getCache(StaticWKmsCacheKey.CACHE_NAME); StaticWKmsCacheKey cacheKey; if (cache != null) { cacheKey = new StaticWKmsCacheKey(wst_id, column); Element element = cache.get(cacheKey); if (element != null) { log.debug("Got static wst values from cache"); return (WKms)element.getValue(); } } else { cacheKey = null; } WKms values = getWKmsUncached(column, wst_id); if (values != null && cacheKey != null) { log.debug("Store static wst values in cache."); Element element = new Element(cacheKey, values); cache.put(element); } return values; } /** Get name for a WKms. */ public static String getWKmsName(int wst_id) { log.debug("WKmsFactory.getWKmsName wst_id/" + wst_id); String name = null; Session session = SessionHolder.HOLDER.get(); SQLQuery nameQuery = session.createSQLQuery(SQL_SELECT_WST_NAME) .addScalar("description", StandardBasicTypes.STRING); nameQuery.setInteger("wst_id", wst_id); List<String> names = nameQuery.list(); if (names.size() >= 1) { name = names.get(0); } return name; } /** Get name for a WKms. */ public static String getWKmsName(int column, int wst_id) { log.debug("WKmsFactory.getWKmsName c/" + column + ", wst_id/" + wst_id); String name = null; Session session = SessionHolder.HOLDER.get(); SQLQuery nameQuery = session.createSQLQuery(SQL_SELECT_NAME) .addScalar("name", StandardBasicTypes.STRING); nameQuery.setInteger("wst_id", wst_id); nameQuery.setInteger("column_pos", column); List<String> names = nameQuery.list(); if (names.size() >= 1) { name = names.get(0); } return name; } /** * Get WKms from db. * @param column the position columns value * @param wst_id database id of the wst * @return according WKms. */ public static WKms getWKmsUncached(int column, int wst_id) { if (log.isDebugEnabled()) { log.debug("WKmsFactory.getWKmsUncached c/" + column + ", wst_id/" + wst_id); } WKmsImpl wkms = new WKmsImpl(getWKmsName(column, wst_id)); Session session = SessionHolder.HOLDER.get(); SQLQuery sqlQuery = session.createSQLQuery(SQL_SELECT_WS) .addScalar("km", StandardBasicTypes.DOUBLE) .addScalar("w", StandardBasicTypes.DOUBLE); sqlQuery.setInteger("wst_id", wst_id); sqlQuery.setInteger("column_pos", column); List<Object []> results = sqlQuery.list(); double kms [] = new double[results.size()]; double ws [] = new double[results.size()]; int lastColumn = Integer.MAX_VALUE; for (int i = 0, N = results.size(); i < N; i++) { Object[] row = results.get(i); wkms.add((Double) row[0], (Double) row[1]); } return wkms; } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :