Mercurial > dive4elements > river
comparison backend/src/main/java/org/dive4elements/river/importer/ImportSQRelation.java @ 5838:5aa05a7a34b7
Rename modules to more fitting names.
| author | Sascha L. Teichmann <teichmann@intevation.de> |
|---|---|
| date | Thu, 25 Apr 2013 15:23:37 +0200 |
| parents | flys-backend/src/main/java/org/dive4elements/river/importer/ImportSQRelation.java@18619c1e7c2a |
| children | 4dd33b86dc61 |
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| 5837:d9901a08d0a6 | 5838:5aa05a7a34b7 |
|---|---|
| 1 package org.dive4elements.river.importer; | |
| 2 | |
| 3 import java.sql.SQLException; | |
| 4 import java.util.ArrayList; | |
| 5 import java.util.List; | |
| 6 | |
| 7 import org.apache.log4j.Logger; | |
| 8 | |
| 9 import org.hibernate.Query; | |
| 10 import org.hibernate.Session; | |
| 11 import org.hibernate.exception.ConstraintViolationException; | |
| 12 | |
| 13 import org.dive4elements.river.model.River; | |
| 14 import org.dive4elements.river.model.SQRelation; | |
| 15 import org.dive4elements.river.model.TimeInterval; | |
| 16 | |
| 17 | |
| 18 public class ImportSQRelation { | |
| 19 | |
| 20 private static Logger log = Logger.getLogger(ImportSQRelation.class); | |
| 21 | |
| 22 private ImportTimeInterval timeInterval; | |
| 23 | |
| 24 private String description; | |
| 25 | |
| 26 private List<ImportSQRelationValue> values; | |
| 27 | |
| 28 private SQRelation peer; | |
| 29 | |
| 30 public ImportSQRelation() { | |
| 31 this.values = new ArrayList<ImportSQRelationValue>(); | |
| 32 } | |
| 33 | |
| 34 public void storeDependencies(River river) { | |
| 35 log.info("store dependencies"); | |
| 36 | |
| 37 SQRelation peer = getPeer(river); | |
| 38 | |
| 39 if (peer != null) { | |
| 40 int count = 0; | |
| 41 | |
| 42 for (ImportSQRelationValue value : values) { | |
| 43 try { | |
| 44 value.storeDependencies(peer); | |
| 45 count++; | |
| 46 } | |
| 47 catch (SQLException sqle) { | |
| 48 log.warn("ISQ: Unable to store sq relation value.", sqle); | |
| 49 } | |
| 50 catch (ConstraintViolationException cve) { | |
| 51 log.warn("ISQ: Unable to store sq relation value.", cve); | |
| 52 } | |
| 53 } | |
| 54 | |
| 55 log.info("stored " + count + " sq relation values."); | |
| 56 } | |
| 57 } | |
| 58 | |
| 59 public SQRelation getPeer(River river) { | |
| 60 log.debug("getPeer()"); | |
| 61 | |
| 62 if (peer == null) { | |
| 63 TimeInterval timeInter = timeInterval.getPeer(); | |
| 64 | |
| 65 if (timeInter == null) { | |
| 66 log.warn("ISQ: Cannot determine sq relation without time interval"); | |
| 67 return null; | |
| 68 } | |
| 69 | |
| 70 Session session = ImporterSession.getInstance() | |
| 71 .getDatabaseSession(); | |
| 72 | |
| 73 Query query = session | |
| 74 .createQuery("FROM SQRelation WHERE river=:river AND timeInterval=:timeInter"); | |
| 75 | |
| 76 query.setParameter("river", river); | |
| 77 query.setParameter("timeInter", timeInter); | |
| 78 | |
| 79 List<SQRelation> sq = query.list(); | |
| 80 | |
| 81 if (sq.isEmpty()) { | |
| 82 log.info("create new SQ relation '" + description + "'"); | |
| 83 | |
| 84 peer = new SQRelation(river, timeInter, description); | |
| 85 session.save(peer); | |
| 86 } | |
| 87 else { | |
| 88 peer = sq.get(0); | |
| 89 } | |
| 90 } | |
| 91 | |
| 92 return peer; | |
| 93 } | |
| 94 | |
| 95 public void setDescription(String description) { | |
| 96 this.description = description; | |
| 97 } | |
| 98 | |
| 99 public void setTimeInterval(ImportTimeInterval timeInterval) { | |
| 100 this.timeInterval = timeInterval; | |
| 101 } | |
| 102 | |
| 103 public void addValue(ImportSQRelationValue value) { | |
| 104 if (value != null) { | |
| 105 this.values.add(value); | |
| 106 } | |
| 107 } | |
| 108 } | |
| 109 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |