Mercurial > dive4elements > river
view flys-artifacts/src/main/java/de/intevation/flys/artifacts/states/WaterlevelSelectState.java @ 3450:22790758b132
FixA/Vollmer: return the result now.
flys-artifacts/trunk@5113 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Sascha L. Teichmann <sascha.teichmann@intevation.de> |
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date | Mon, 23 Jul 2012 15:59:51 +0000 |
parents | 5642a83420f2 |
children | e8a4d2fd25cc |
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package de.intevation.flys.artifacts.states; import org.apache.log4j.Logger; import org.w3c.dom.Element; import de.intevation.artifacts.Artifact; import de.intevation.artifacts.CallContext; import de.intevation.artifactdatabase.data.DefaultStateData; import de.intevation.artifactdatabase.data.StateData; import de.intevation.artifacts.common.utils.XMLUtils.ElementCreator; import de.intevation.flys.artifacts.FLYSArtifact; import de.intevation.flys.artifacts.model.CalculationResult; import de.intevation.flys.artifacts.model.WQKms; import de.intevation.flys.artifacts.resources.Resources; import de.intevation.flys.utils.FLYSUtils; import de.intevation.flys.utils.StringUtil; /** * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> */ public class WaterlevelSelectState extends DefaultState { private static final Logger logger = Logger.getLogger(WaterlevelSelectState.class); public static final String SPLIT_CHAR = ";"; public static final String WINFO_WSP_STATE_ID = "state.winfo.waterlevel"; public static final String I18N_STATIC_KEY = "wsp.selected.string"; @Override protected String getUIProvider() { return "wsp_datacage_panel"; } /** * @param flys ignored * @param cc ignrored */ @Override public StateData transform( FLYSArtifact flys, CallContext cc, StateData stateData, String name, String val ) { if (!isValueValid(val)) { logger.error("The given input string is not valid: '" + val + "'"); return null; } return new DefaultStateData(name, null, null, StringUtil.unbracket(val)); } @Override public boolean validate(Artifact artifact) throws IllegalArgumentException { FLYSArtifact flys = (FLYSArtifact) artifact; StateData data = flys.getData("wsp"); if (data == null) { throw new IllegalArgumentException("WSP is empty"); } return true; } @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); Object[] obj = new Object[] { labels[0] }; String attrValue = Resources.getMsg( cc.getMeta(), I18N_STATIC_KEY, I18N_STATIC_KEY, obj); creator.addAttr(itemElement, "label", attrValue, true); dataElement.appendChild(itemElement); return dataElement; } /** * Get name to display for selected watelerlevel (for example "Q=123") * from the CalculationResult. */ public static String[] getLabels(CallContext cc, String value) { String[] parts = value.split(SPLIT_CHAR); FLYSArtifact artifact = FLYSUtils.getArtifact(parts[0], cc); CalculationResult rawData = (CalculationResult) artifact.compute( cc, null, WINFO_WSP_STATE_ID, ComputeType.ADVANCE, false); WQKms[] wqkms = (WQKms[]) rawData.getData(); int idx = -1; try { idx = Integer.parseInt(parts[2]); } catch (NumberFormatException nfe) { /* do nothing */ } String name = wqkms[idx].getName(); return new String[] { StringUtil.wWrap(name) }; } /** * Validates the given String. A valid string for this state requires the * format: "UUID;FACETNAME;FACETINDEX". * * @param value The string value requires validation. * * @return true, if the string applies the specified format, otherwise * false. */ public static boolean isValueValid(String value) { logger.debug("Validate string: '" + value + "'"); value = StringUtil.unbracket(value); logger.debug("Validate substring: '" + value + "'"); if (value == null || value.length() == 0) { return false; } String[] parts = value.split(SPLIT_CHAR); if (parts == null || parts.length < 3) { return false; } if (parts[0] == null || parts[0].length() == 0) { return false; } if (parts[1] == null || parts[1].length() == 0) { return false; } try { Integer.parseInt(parts[2]); } catch (NumberFormatException nfe) { logger.error("Index is not a valid integer!", nfe); } return true; } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :