Mercurial > dive4elements > river
view flys-artifacts/src/main/java/de/intevation/flys/artifacts/states/WaterlevelSelectState.java @ 4187:21f4e4b79121
Refactor GaugeDischargeCurveFacet to be able to set a facet name
For adding another output of the GaugeDischargeCurveArtifact it is necessary to
provide to facet instances with different names. Therefore the
GaugeDischargeCurveFacet is extended to set the facet name in the constructor.
author | Björn Ricks <bjoern.ricks@intevation.de> |
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date | Fri, 19 Oct 2012 13:25:49 +0200 |
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 :