Mercurial > dive4elements > river
view artifacts/src/main/java/org/dive4elements/river/artifacts/states/ManualPointsSingleState.java @ 6693:88bb0c794833
issue1391: Enable GaugeDischarge artifact to directly load a table by its ID
This allows us to use the GaugeDischargeArtifact for any discharge
tables that we have in our database. The name of the created facet
is taken from the ids string as is also usual in the WMS artifacts.
author | Andre Heinecke <aheinecke@intevation.de> |
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date | Mon, 29 Jul 2013 12:19:57 +0200 |
parents | af13ceeba52a |
children | e4606eae8ea5 |
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/* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde * Software engineering by Intevation GmbH * * This file is Free Software under the GNU AGPL (>=v3) * and comes with ABSOLUTELY NO WARRANTY! Check out the * documentation coming with Dive4Elements River for details. */ package org.dive4elements.river.artifacts.states; import java.util.List; import org.apache.log4j.Logger; import org.json.JSONArray; import org.json.JSONException; import org.dive4elements.artifactdatabase.state.Facet; import org.dive4elements.artifacts.CallContext; import org.dive4elements.artifacts.CallMeta; import org.dive4elements.river.artifacts.D4EArtifact; import org.dive4elements.river.artifacts.ManualPointsArtifact; import org.dive4elements.river.artifacts.model.CrossSectionWaterLineFacet; import org.dive4elements.river.artifacts.model.FacetTypes; import org.dive4elements.river.artifacts.model.ManualPointsFacet; import org.dive4elements.river.artifacts.resources.Resources; /** * The only state for an ManualPointArtifact. */ public class ManualPointsSingleState extends DefaultState implements FacetTypes { /** Developer-centric description of facet. */ public static final String I18N_DESCRIPTION = "facet.longitudinal_section.manualpoint"; /** Part of data key. */ protected static final String DOT_DATA = ".data"; /** Part of data key. */ protected static final String DOT_LINES = ".lines"; /** The logger that is used in this state. */ private static final Logger logger = Logger.getLogger(ManualPointsSingleState.class); /** * Add ManualPointsFacets to list of Facets. * * @param artifact Ignored. * @param hash Ignored. * @param meta CallMeta to be used for internationalization. * @param facets List to add ManualPointsFacet to. * * @return null. */ public Object compute( D4EArtifact artifact, String hash, CallMeta meta, List<Facet> facets ) { logger.debug("ManualPointsSingleState.compute()"); ManualPointsArtifact points = (ManualPointsArtifact) artifact; // Add Facet per Diagram type if data given. for (ChartType ct: ChartType.values()) { // Handle points. String pointData = points.getDataAsString(ct + "." + MANUALPOINTS + DOT_DATA); if (pointData != null && pointData.length() != 0 && !pointData.equals("[]")) { String fName = ct + "." + MANUALPOINTS; ManualPointsFacet facet = new ManualPointsFacet( 0, fName, Resources.getMsg(meta, MANUALPOINTS, "Manual Points")); facets.add(facet); logger.debug("compute(): ManualPointsFacet for " + ct + " created"); } else { logger.debug("compute(): No points for " + ct); } // Handle lines. String linesData = points.getDataAsString(ct + "." + MANUALPOINTS + DOT_LINES); if (linesData != null && linesData.length() != 0 && !linesData.equals("[]")) { try { JSONArray lines = new JSONArray(linesData); for (int i = 0, P = lines.length(); i < P; i++) { JSONArray array = lines.getJSONArray(i); double y = array.getDouble(0); String name = array.getString(1); String fName = ct + "." + MANUALLINE; logger.debug("have facet: " + y + " / " + name + " -> " + fName); CrossSectionWaterLineFacet facet = new CrossSectionWaterLineFacet( i, fName, name); facets.add(facet); } } catch(JSONException e){ logger.error("Could not decode json."); } } else { //logger.debug("No points for " + ct); } } return null; } /** Call compute. */ @Override public Object computeInit( D4EArtifact artifact, String hash, Object context, CallMeta meta, List<Facet> facets ) { return compute(artifact, hash, meta, facets); } /** Call compute. */ @Override public Object computeFeed( D4EArtifact artifact, String hash, CallContext context, List<Facet> facets, Object old ) { return compute(artifact, hash, context.getMeta(), facets); } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :