Mercurial > dive4elements > river
view flys-artifacts/src/main/java/de/intevation/flys/artifacts/states/minfo/DifferenceSelect.java @ 4241:49cb65d5932d
Improved the historical discharge calculation.
The calculation now creates new HistoricalWQKms (new subclass of WQKms). Those WQKms are used
to create new facets from (new) type 'HistoricalDischargeCurveFacet'. The chart generator is
improved to support those facets.
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Wed, 24 Oct 2012 14:34:35 +0200 |
parents | 8e66293c5369 |
children | a3dc382bc1ca |
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package de.intevation.flys.artifacts.states.minfo; import java.util.List; import org.w3c.dom.Element; import de.intevation.artifactdatabase.state.Facet; import de.intevation.artifacts.Artifact; import de.intevation.artifacts.CallContext; import de.intevation.artifacts.common.utils.XMLUtils; import de.intevation.artifacts.common.utils.XMLUtils.ElementCreator; import de.intevation.flys.artifacts.FLYSArtifact; import de.intevation.flys.artifacts.access.BedHeightAccess; import de.intevation.flys.artifacts.states.DefaultState; import de.intevation.flys.utils.StringUtil; /** * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a> */ public class DifferenceSelect extends DefaultState { /** * The default constructor that initializes an empty State object. */ public DifferenceSelect() { } /** * Specify to display nothing (this is kind of a "final" state). */ @Override protected String getUIProvider() { return "bedheights_twin_panel"; } /** * Overridden to do nothing. */ @Override public Object computeAdvance( FLYSArtifact artifact, String hash, CallContext context, List<Facet> facets, Object old ) { //Get data and do stuff, do not calculate return ""; } @Override protected Element[] createItems( XMLUtils.ElementCreator ec, Artifact artifact, String name, CallContext context) { Element[] elements = new Element[1]; BedHeightAccess bha = new BedHeightAccess((FLYSArtifact)artifact); String time = bha.getYearEpoch(); elements[0] = createItem( ec, new String[] {"year-epoch", time}); return elements; } /** * Creates the data element used for the static part of DESCRIBE document. */ @Override protected Element createStaticData( FLYSArtifact flys, ElementCreator creator, CallContext cc, String name, String value, String type ) { Element dataElement = creator.create("data"); creator.addAttr(dataElement, "name", name, true); creator.addAttr(dataElement, "type", type, true); Element itemElement = creator.create("item"); creator.addAttr(itemElement, "value", value, true); String[] labels = getLabels(cc, value); creator.addAttr( itemElement, "label", labels[0], true); dataElement.appendChild(itemElement); return dataElement; } /** * Get name to display for selected watelerlevels (for example "Q=123") * from the CalculationResult. */ public static String[] getLabels(CallContext cc, String value) { String[] recommendations = value.split("#"); String displayString = ""; // Walk over all selected recommendations and create label for (int i = 0; i < recommendations.length; i+=2) { String[] minuendParts = StringUtil .unbracket(recommendations[i+0]) .split(";"); if(minuendParts.length >= 4) { displayString += "(" + minuendParts[3]; } else { displayString += "([error]"; } displayString += " - "; String[] subtrahendParts = StringUtil .unbracket(recommendations[i+1]) .split(";"); if(subtrahendParts.length >= 4) { displayString += subtrahendParts[3] + ") "; } else { displayString += "[error])"; } } return new String[] { displayString }; } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :