Mercurial > dive4elements > river

comparison flys-artifacts/src/main/java/de/intevation/flys/artifacts/services/GaugeOverviewInfoService.java @ 4247:5da024c2af62

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Refactor GaugeOverviewInfoService and MeasurementStationInfoService Refactor RiverInfoService out of GaugeOverviewInfoService and MeasurementStationInfoService to share common code of both classes in a base class.
author Björn Ricks <bjoern.ricks@intevation.de>
date Wed, 24 Oct 2012 16:36:59 +0200
parents 5fce1908317f
children b0173cdbbe51
comparison
equal deleted inserted replaced
4246:cac0878b4a92 4247:5da024c2af62
20 import de.intevation.flys.model.River; 20 import de.intevation.flys.model.River;
21 21
22 /** 22 /**
23 * @author <a href="mailto:bjoern.ricks@intevation.de">Björn Ricks</a> 23 * @author <a href="mailto:bjoern.ricks@intevation.de">Björn Ricks</a>
24 */ 24 */
25 public class GaugeOverviewInfoService extends FLYSService { 25 public class GaugeOverviewInfoService extends RiverInfoService {
26 26
27 private static final Logger logger = Logger.getLogger( 27 private static final Logger logger = Logger.getLogger(
28 GaugeOverviewInfoService.class); 28 GaugeOverviewInfoService.class);
29
30 public static final String RIVER_XPATH = "/art:river/text()";
31 29
32 @Override 30 @Override
33 public Document doProcess( 31 public Document doProcess(
34 Document data, 32 Document data,
35 GlobalContext globalContext, 33 GlobalContext globalContext,
36 CallMeta callMeta 34 CallMeta callMeta
37 ) { 35 ) {
36 Document result = super.doProcess(data, globalContext, callMeta);
37
38 logger.debug("GaugeOverviewInfoService.process"); 38 logger.debug("GaugeOverviewInfoService.process");
39
40 String riverstr = XMLUtils.xpathString(
41 data, RIVER_XPATH, ArtifactNamespaceContext.INSTANCE);
42
43 River river = RiverFactory.getRiver(riverstr);
44
45 Document result = XMLUtils.newDocument();
46
47 if (river == null) {
48 logger.warn("No river with name " + riverstr + " found.");
49 return result;
50 }
51
52 XMLUtils.ElementCreator ec = new XMLUtils.ElementCreator(
53 result,
54 ArtifactNamespaceContext.NAMESPACE_URI,
55 ArtifactNamespaceContext.NAMESPACE_PREFIX);
56
57 Element go = ec.create("gauge-info");
58
59 double[] minmax = river.determineMinMaxDistance();
60 double[] minmaxq = river.determineMinMaxQ();
61
62 Element r = ec.create("river");
63 ec.addAttr(r, "name", river.getName(), true);
64 ec.addAttr(r, "start", Double.toString(minmax[0]), true);
65 ec.addAttr(r, "end", Double.toString(minmax[1]), true);
66 ec.addAttr(r, "wstunit", river.getWstUnit().getName(), true);
67 ec.addAttr(r, "kmup", Boolean.toString(river.getKmUp()), true);
68 ec.addAttr(r, "minq", Double.toString(minmaxq[0]), true);
69 ec.addAttr(r, "maxq", Double.toString(minmaxq[1]), true);
70 ec.addAttr(r, "official", Long.toString(river.getOfficialNumber()),
71 true);
72 39
73 Element egs = ec.create("gauges"); 40 Element egs = ec.create("gauges");
74 41
75 List<Gauge> gauges = river.getGauges(); 42 List<Gauge> gauges = river.getGauges();
76 43
84 String name = gauge.getName(); 51 String name = gauge.getName();
85 if (name != null) { 52 if (name != null) {
86 ec.addAttr(eg, "name", gauge.getName(), true); 53 ec.addAttr(eg, "name", gauge.getName(), true);
87 } 54 }
88 55
89 String aeo = getGaugeValue(gauge.getAeo()); 56 String aeo = getStringValue(gauge.getAeo());
90 if (aeo != null) { 57 if (aeo != null) {
91 ec.addAttr(eg, "aeo", aeo, true); 58 ec.addAttr(eg, "aeo", aeo, true);
92 } 59 }
93 60
94 String datum = getGaugeValue(gauge.getDatum()); 61 String datum = getStringValue(gauge.getDatum());
95 if (datum != null) { 62 if (datum != null) {
96 ec.addAttr(eg, "datum", datum, true); 63 ec.addAttr(eg, "datum", datum, true);
97 } 64 }
98 65
99 Range range = gauge.getRange(); 66 Range range = gauge.getRange();
109 double max = range.getB().doubleValue(); 76 double max = range.getB().doubleValue();
110 ec.addAttr(eg, "end", Double.toString(max), true); 77 ec.addAttr(eg, "end", Double.toString(max), true);
111 } 78 }
112 } 79 }
113 MinMaxWQ minmaxwq = gauge.fetchMaxMinWQ(); 80 MinMaxWQ minmaxwq = gauge.fetchMaxMinWQ();
114 String minw = getGaugeValue(minmaxwq.getMinW()); 81 String minw = getStringValue(minmaxwq.getMinW());
115 String maxw = getGaugeValue(minmaxwq.getMaxW()); 82 String maxw = getStringValue(minmaxwq.getMaxW());
116 String minq = getGaugeValue(minmaxwq.getMinQ()); 83 String minq = getStringValue(minmaxwq.getMinQ());
117 String maxq = getGaugeValue(minmaxwq.getMaxQ()); 84 String maxq = getStringValue(minmaxwq.getMaxQ());
118 85
119 if (minw != null) { 86 if (minw != null) {
120 ec.addAttr(eg, "minw", minw, true); 87 ec.addAttr(eg, "minw", minw, true);
121 } 88 }
122 if (maxw != null) { 89 if (maxw != null) {
127 } 94 }
128 if (maxq != null) { 95 if (maxq != null) {
129 ec.addAttr(eg, "maxq", maxq, true); 96 ec.addAttr(eg, "maxq", maxq, true);
130 } 97 }
131 98
132 String station = getGaugeValue(gauge.getStation()); 99 String station = getStringValue(gauge.getStation());
133 if (station != null) { 100 if (station != null) {
134 ec.addAttr(eg, "station", station, true); 101 ec.addAttr(eg, "station", station, true);
135 } 102 }
136 103
137 Long official = gauge.getOfficialNumber(); 104 Long official = gauge.getOfficialNumber();
140 } 107 }
141 108
142 egs.appendChild(eg); 109 egs.appendChild(eg);
143 } 110 }
144 111
145 go.appendChild(r); 112 riverele.appendChild(egs);
146 go.appendChild(egs);
147 result.appendChild(go);
148 113
149 return result; 114 return result;
150 } 115 }
151
152 /**
153 * Returns a Double from a BigDecimal value or null if value is null
154 */
155 private static String getGaugeValue(BigDecimal value) {
156 return value != null
157 ? Double.toString(value.doubleValue())
158 : "";
159 }
160 } 116 }
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