Mercurial > dive4elements > river
comparison backend/src/main/java/org/dive4elements/river/importer/ImportDepth.java @ 5838:5aa05a7a34b7
Rename modules to more fitting names.
author | Sascha L. Teichmann <teichmann@intevation.de> |
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date | Thu, 25 Apr 2013 15:23:37 +0200 |
parents | flys-backend/src/main/java/org/dive4elements/river/importer/ImportDepth.java@18619c1e7c2a |
children | 4dd33b86dc61 |
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5837:d9901a08d0a6 | 5838:5aa05a7a34b7 |
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1 package org.dive4elements.river.importer; | |
2 | |
3 import java.math.BigDecimal; | |
4 | |
5 import java.util.List; | |
6 | |
7 import org.apache.log4j.Logger; | |
8 | |
9 import org.hibernate.Session; | |
10 import org.hibernate.Query; | |
11 | |
12 import org.dive4elements.river.model.Depth; | |
13 | |
14 | |
15 public class ImportDepth { | |
16 | |
17 private static Logger log = Logger.getLogger(ImportDepth.class); | |
18 | |
19 | |
20 protected Depth peer; | |
21 | |
22 protected BigDecimal lower; | |
23 protected BigDecimal upper; | |
24 | |
25 | |
26 public ImportDepth(BigDecimal lower, BigDecimal upper) { | |
27 this.lower = lower; | |
28 this.upper = upper; | |
29 } | |
30 | |
31 | |
32 public void storeDependencies() { | |
33 log.info("store dependencies"); | |
34 | |
35 getPeer(); | |
36 } | |
37 | |
38 | |
39 public Depth getPeer() { | |
40 log.info("get peer"); | |
41 | |
42 if (peer == null) { | |
43 Session session = ImporterSession.getInstance().getDatabaseSession(); | |
44 | |
45 Query query = session.createQuery( | |
46 "from Depth where " + | |
47 " lower=:lower and " + | |
48 " upper=:upper"); | |
49 | |
50 query.setParameter("lower", lower); | |
51 query.setParameter("upper", upper); | |
52 | |
53 List<Depth> depths = query.list(); | |
54 | |
55 if (depths.isEmpty()) { | |
56 log.debug("Create new Depth DB instance."); | |
57 | |
58 peer = new Depth(lower, upper); | |
59 | |
60 session.save(peer); | |
61 } | |
62 else { | |
63 peer = depths.get(0); | |
64 } | |
65 } | |
66 | |
67 return peer; | |
68 } | |
69 } | |
70 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |