Mercurial > dive4elements > river
view flys-artifacts/src/main/java/de/intevation/flys/exports/fixings/FixChartGenerator.java @ 4282:8b4988815974
Added marker for Ws and Qs in Historical Discharge WQ charts.
Therefore, the XYChartGenerator got two new methods addDomainMarker(Marker, boolean) and addValueMarker(Marker, boolean).
The boolean parameters determine, if the marker should be visible or not. This is analogous to addAxisSeries(XYSeries, int, boolean).
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Mon, 29 Oct 2012 05:59:27 +0100 |
parents | b81f328da582 |
children | dd8a63002fb8 |
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package de.intevation.flys.exports.fixings; import de.intevation.artifacts.ArtifactNamespaceContext; import de.intevation.artifacts.CallContext; import de.intevation.artifacts.common.utils.XMLUtils; import de.intevation.flys.exports.XYChartGenerator; import java.io.OutputStream; import org.apache.log4j.Logger; import org.w3c.dom.Document; /** * Base class for FixChartGenerator. */ public abstract class FixChartGenerator extends XYChartGenerator { /** Private logger. */ private static Logger logger = Logger.getLogger(FixChartGenerator.class); public static final Double INVALID_KM = Double.valueOf(-1d); public static final String CURRENT_KM = "currentKm"; public static final String XPATH_CHART_CURRENTKM = "/art:action/art:attributes/art:currentKm/@art:km"; @Override public void init(Document request, OutputStream out, CallContext context) { super.init(request, out, context); Double currentKm = getCurrentKmFromRequest(request); if (logger.isDebugEnabled()) { logger.debug("currentKm = " + currentKm); } context.putContextValue(CURRENT_KM, currentKm); } public static final Double getCurrentKmFromRequest(Document request) { String km = XMLUtils.xpathString( request, XPATH_CHART_CURRENTKM, ArtifactNamespaceContext.INSTANCE); if (km == null) { return INVALID_KM; } try { return Double.valueOf(km); } catch (NumberFormatException nfe) { return INVALID_KM; } } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :