Mercurial > dive4elements > river
view flys-artifacts/src/main/java/de/intevation/flys/artifacts/services/SedimentLoadInfoService.java @ 4324:4980659b2f22
Add gauge name to the measurement station xml response
The reference gauge should be displayed in the measurement station info panel.
Therefore the artifact service must return the name of the gauge.
author | Björn Ricks <bjoern.ricks@intevation.de> |
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date | Tue, 30 Oct 2012 12:49:17 +0100 |
parents | 6d44914b2dd4 |
children | b195fede1c3b |
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package de.intevation.flys.artifacts.services; import java.util.Calendar; import org.apache.log4j.Logger; import org.w3c.dom.Document; import org.w3c.dom.Element; import de.intevation.artifacts.ArtifactNamespaceContext; import de.intevation.artifacts.CallMeta; import de.intevation.artifacts.GlobalContext; import de.intevation.artifacts.common.utils.XMLUtils; import de.intevation.flys.artifacts.model.minfo.SedimentLoad; import de.intevation.flys.artifacts.model.minfo.SedimentLoadFactory; public class SedimentLoadInfoService extends FLYSService { /** The logger used in this service. */ private static Logger logger = Logger.getLogger(SedimentLoadInfoService.class); public static final String RIVER_XPATH = "/art:river/text()"; public static final String TYPE_XPATH = "/art:river/art:type/text()"; public static final String FROM_XPATH = "/art:river/art:location/art:from/text()"; public static final String TO_XPATH = "/art:river/art:location/art:to/text()"; @Override protected Document doProcess( Document data, GlobalContext globalContext, CallMeta callMeta) { String river = XMLUtils.xpathString( data, RIVER_XPATH, ArtifactNamespaceContext.INSTANCE); String type = XMLUtils.xpathString( data, TYPE_XPATH, ArtifactNamespaceContext.INSTANCE); String from = XMLUtils.xpathString( data, FROM_XPATH, ArtifactNamespaceContext.INSTANCE); String to = XMLUtils.xpathString( data, TO_XPATH, ArtifactNamespaceContext.INSTANCE); double f, t; try { f = Double.parseDouble(from); t = Double.parseDouble(to); } catch (NumberFormatException nfe) { logger.warn("Invalid locations. Cannot return sediment loads."); return XMLUtils.newDocument(); } SedimentLoad[] loads = SedimentLoadFactory.getLoads(river, type, f, t); return buildDocument(loads); } protected Document buildDocument(SedimentLoad[] loads) { Document result = XMLUtils.newDocument(); Element all = result.createElement("sedimentloads"); for (SedimentLoad sl : loads) { Element load = result.createElement("sedimentload"); load.setAttribute("description", sl.getDescription()); if (sl.isEpoch()) { Calendar calendarS = Calendar.getInstance(); calendarS.setTime(sl.getStart()); Calendar calendarE = Calendar.getInstance(); calendarE.setTime(sl.getEnd()); load.setAttribute( "date", calendarS.get(Calendar.YEAR) + " - " + calendarE.get(Calendar.YEAR)); } else { Calendar calendar = Calendar.getInstance(); calendar.setTime(sl.getStart()); load.setAttribute( "date", String.valueOf(calendar.get(Calendar.YEAR))); } all.appendChild(load); } result.appendChild(all); return result; } }