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comparison flys-backend/src/main/java/de/intevation/flys/importer/ImportSedimentYield.java @ 2838:75446c47ef77

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Added new importer classes for importing sediment yield data. flys-backend/trunk@4271 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Thu, 19 Apr 2012 07:15:25 +0000
parents
children 163c037f2c7e
comparison
equal deleted inserted replaced
2837:8b910e3277b0 2838:75446c47ef77
1 package de.intevation.flys.importer;
2
3 import java.util.ArrayList;
4 import java.util.List;
5
6 import org.apache.log4j.Logger;
7
8 import org.hibernate.Session;
9 import org.hibernate.Query;
10
11 import de.intevation.flys.model.GrainFraction;
12 import de.intevation.flys.model.River;
13 import de.intevation.flys.model.SedimentYield;
14 import de.intevation.flys.model.TimeInterval;
15 import de.intevation.flys.model.Unit;
16
17
18 public class ImportSedimentYield {
19
20 private static Logger log = Logger.getLogger(ImportSedimentYield.class);
21
22 private ImportGrainFraction grainFraction;
23
24 private ImportUnit unit;
25
26 private ImportTimeInterval timeInterval;
27
28 private List<ImportSedimentYieldValue> values;
29
30 private SedimentYield peer;
31
32
33 public ImportSedimentYield() {
34 this.values = new ArrayList<ImportSedimentYieldValue>();
35 }
36
37
38 public void setTimeInterval(ImportTimeInterval timeInterval) {
39 this.timeInterval = timeInterval;
40 }
41
42
43 public void setUnit(ImportUnit unit) {
44 this.unit = unit;
45 }
46
47
48 public void setGrainFraction(ImportGrainFraction grainFraction) {
49 this.grainFraction = grainFraction;
50 }
51
52
53 public void addValue(ImportSedimentYieldValue value) {
54 this.values.add(value);
55 }
56
57
58 public void storeDependencies(River river) {
59 log.debug("store dependencies");
60
61 if (grainFraction != null) {
62 grainFraction.storeDependencies();
63 }
64
65 SedimentYield peer = getPeer(river);
66
67 int i = 0;
68
69 for (ImportSedimentYieldValue value: values) {
70 value.storeDependencies(peer);
71 i++;
72 }
73
74 log.info("stored " + i + " sediment yield values.");
75 }
76
77
78 public SedimentYield getPeer(River river) {
79 log.debug("get peer");
80
81 GrainFraction gf = grainFraction != null
82 ? grainFraction.getPeer()
83 : null;
84
85 Unit u = unit != null ? unit.getPeer() : null;
86
87 TimeInterval ti = timeInterval != null ? timeInterval.getPeer() : null;
88
89 if (ti == null || u == null) {
90 log.warn("Skip invalid SedimentYield: time interval or unit null!");
91 return null;
92 }
93
94 if (peer == null) {
95 Session session = ImporterSession.getInstance().getDatabaseSession();
96 Query query = session.createQuery(
97 "from SedimentYield where " +
98 " river=:river and " +
99 " grainFraction=:grainFraction and " +
100 " unit=:unit and " +
101 " timeInterval=:timeInterval"
102 );
103
104 query.setParameter("river", river);
105 query.setParameter("grainFraction", gf);
106 query.setParameter("unit", u);
107 query.setParameter("timeInterval", ti);
108
109 List<SedimentYield> yields = query.list();
110 if (yields.isEmpty()) {
111 log.debug("create new SedimentYield");
112
113 peer = new SedimentYield(river, u, ti, gf);
114 session.save(peer);
115 }
116 else {
117 peer = yields.get(0);
118 }
119 }
120
121 return peer;
122 }
123 }
124 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
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