Mercurial > dive4elements > river
view flys-artifacts/src/main/java/de/intevation/flys/artifacts/states/minfo/DifferenceSelect.java @ 3996:c4400ccf158b
Add a default constructor for StaticState
author | Björn Ricks <bjoern.ricks@intevation.de> |
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date | Mon, 01 Oct 2012 10:06:40 +0200 |
parents | 68beaa827751 |
children | 8e66293c5369 |
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package de.intevation.flys.artifacts.states.minfo; import java.util.List; import org.apache.log4j.Logger; 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 logger used in this class. */ private static Logger logger = Logger.getLogger(DifferenceSelect.class); /** * 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 :