Mercurial > dive4elements > river
comparison flys-artifacts/src/main/java/org/dive4elements/river/artifacts/services/RiverInfoService.java @ 5831:bd047b71ab37
Repaired internal references
| author | Sascha L. Teichmann <teichmann@intevation.de> |
|---|---|
| date | Thu, 25 Apr 2013 12:06:39 +0200 |
| parents | flys-artifacts/src/main/java/de/intevation/flys/artifacts/services/RiverInfoService.java@5da024c2af62 |
| children |
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| 5830:160f53ee0870 | 5831:bd047b71ab37 |
|---|---|
| 1 package org.dive4elements.river.artifacts.services; | |
| 2 | |
| 3 import java.math.BigDecimal; | |
| 4 | |
| 5 import org.apache.log4j.Logger; | |
| 6 | |
| 7 import org.w3c.dom.Document; | |
| 8 import org.w3c.dom.Element; | |
| 9 | |
| 10 import org.dive4elements.artifacts.CallMeta; | |
| 11 import org.dive4elements.artifacts.GlobalContext; | |
| 12 import org.dive4elements.artifacts.common.ArtifactNamespaceContext; | |
| 13 import org.dive4elements.artifacts.common.utils.XMLUtils; | |
| 14 | |
| 15 import org.dive4elements.river.artifacts.model.RiverFactory; | |
| 16 import org.dive4elements.river.model.River; | |
| 17 | |
| 18 /** | |
| 19 * @author <a href="mailto:bjoern.ricks@intevation.de">Björn Ricks</a> | |
| 20 */ | |
| 21 public class RiverInfoService extends FLYSService { | |
| 22 | |
| 23 private static final Logger logger = Logger.getLogger( | |
| 24 RiverInfoService.class); | |
| 25 | |
| 26 protected static final String RIVER_XPATH = "/art:river/text()"; | |
| 27 | |
| 28 protected XMLUtils.ElementCreator ec; | |
| 29 protected River river; | |
| 30 protected Element riverele; | |
| 31 | |
| 32 protected Document doProcess( | |
| 33 Document data, | |
| 34 GlobalContext globalContext, | |
| 35 CallMeta callMeta | |
| 36 ) { | |
| 37 String rivername = XMLUtils.xpathString( | |
| 38 data, RIVER_XPATH, ArtifactNamespaceContext.INSTANCE); | |
| 39 | |
| 40 river = RiverFactory.getRiver(rivername); | |
| 41 | |
| 42 Document result = XMLUtils.newDocument(); | |
| 43 | |
| 44 if (river == null) { | |
| 45 logger.warn("No river with name " + rivername + " found."); | |
| 46 return null; | |
| 47 } | |
| 48 | |
| 49 ec = new XMLUtils.ElementCreator( | |
| 50 result, | |
| 51 ArtifactNamespaceContext.NAMESPACE_URI, | |
| 52 ArtifactNamespaceContext.NAMESPACE_PREFIX); | |
| 53 | |
| 54 riverele = ec.create("river-info"); | |
| 55 | |
| 56 double[] minmax = river.determineMinMaxDistance(); | |
| 57 double[] minmaxq = river.determineMinMaxQ(); | |
| 58 | |
| 59 Element r = ec.create("river"); | |
| 60 ec.addAttr(r, "name", river.getName(), true); | |
| 61 ec.addAttr(r, "start", Double.toString(minmax[0]), true); | |
| 62 ec.addAttr(r, "end", Double.toString(minmax[1]), true); | |
| 63 ec.addAttr(r, "wstunit", river.getWstUnit().getName(), true); | |
| 64 ec.addAttr(r, "kmup", Boolean.toString(river.getKmUp()), true); | |
| 65 ec.addAttr(r, "minq", Double.toString(minmaxq[0]), true); | |
| 66 ec.addAttr(r, "maxq", Double.toString(minmaxq[1]), true); | |
| 67 ec.addAttr(r, "official", Long.toString(river.getOfficialNumber()), | |
| 68 true); | |
| 69 | |
| 70 riverele.appendChild(r); | |
| 71 result.appendChild(riverele); | |
| 72 | |
| 73 return result; | |
| 74 } | |
| 75 | |
| 76 /** | |
| 77 * Returns a Double as String from a BigDecimal value. | |
| 78 * | |
| 79 * If value is null an empty String is returned. | |
| 80 */ | |
| 81 protected static String getStringValue(BigDecimal value) { | |
| 82 return value != null | |
| 83 ? Double.toString(value.doubleValue()) : ""; | |
| 84 } | |
| 85 } |