Mercurial > dive4elements > river
view artifacts/src/main/java/org/dive4elements/river/artifacts/MapArtifact.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> |
---|---|
date | Mon, 29 Jul 2013 12:19:57 +0200 |
parents | af13ceeba52a |
children | cfa7e2164f87 |
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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; import org.dive4elements.artifactdatabase.ProtocolUtils; import org.dive4elements.artifactdatabase.state.Facet; import org.dive4elements.artifactdatabase.state.Output; import org.dive4elements.artifactdatabase.state.State; import org.dive4elements.artifactdatabase.state.StateEngine; import org.dive4elements.artifacts.ArtifactFactory; import org.dive4elements.artifacts.CallContext; import org.dive4elements.artifacts.CallMeta; import org.dive4elements.artifacts.common.utils.XMLUtils.ElementCreator; import org.dive4elements.river.artifacts.RiverAxisArtifact.RiverAxisState; import org.dive4elements.river.artifacts.context.RiverContext; import org.dive4elements.river.artifacts.model.map.WMSDBLayerFacet; import org.dive4elements.river.artifacts.states.DefaultState; import org.dive4elements.river.model.River; import org.dive4elements.river.utils.RiverUtils; import org.dive4elements.river.utils.MapUtils; import java.util.List; import org.apache.log4j.Logger; import org.w3c.dom.Document; import org.w3c.dom.Element; public class MapArtifact extends D4EArtifact { private static final Logger logger = Logger.getLogger(MapArtifact.class); @Override public void setup( String identifier, ArtifactFactory factory, Object context, CallMeta callmeta, Document data) { logger.debug("MapArtifact.setup"); this.identifier = identifier; name = "new_map"; List<State> states = getStates(context); setCurrentState(states.get(0)); } @Override protected void appendBackgroundActivity( ElementCreator cr, Element root, CallContext context ) { Element inBackground = cr.create("background-processing"); root.appendChild(inBackground); cr.addAttr( inBackground, "value", String.valueOf(context.isInBackground()), true); } /** * Append output mode nodes to a document. */ @Override protected void appendOutputModes( Document doc, Element outs, CallContext context, String uuid) { List<String> stateIds = getPreviousStateIds(); RiverContext flysContext = RiverUtils.getFlysContext(context); StateEngine engine = (StateEngine) flysContext.get( RiverContext.STATE_ENGINE_KEY); for (String stateId: stateIds) { logger.debug("Append output modes for state: " + stateId); DefaultState state = (DefaultState) engine.getState(stateId); List<Output> list = state.getOutputs(); if (list == null || list.isEmpty()) { logger.debug("-> No output modes for this state."); continue; } List<Facet> fs = getFacets(stateId); if (fs == null || fs.isEmpty()) { logger.debug("No facets for previous state found."); continue; } logger.debug("Found " + fs.size() + " facets in previous states."); List<Output> generated = generateOutputs(list, fs); ProtocolUtils.appendOutputModes(doc, outs, generated); } try { DefaultState cur = (DefaultState) getCurrentState(context); if (cur.validate(this)) { List<Output> list = cur.getOutputs(); if (list != null && list.size() > 0) { logger.debug( "Append output modes for current state: " + cur.getID()); List<Facet> fs = getFacets(cur.getID()); if (fs != null && fs.size() > 0) { List<Output> generated = generateOutputs(list, fs); logger.debug("Found " + fs.size() + " current facets."); if (!generated.isEmpty()) { ProtocolUtils.appendOutputModes( doc, outs, generated); } } else { logger.debug("No facets found for the current state."); } } } } catch (IllegalArgumentException iae) { // state is not valid, so we do not append its outputs. } } public static class MapState extends RiverAxisState { @Override public Object computeAdvance( D4EArtifact artifact, String hash, CallContext context, List<Facet> facets, Object old) { logger.debug("MapState.computeAdvance"); this.artifact = artifact; String type = getFacetType(); WMSDBLayerFacet facet = new WMSDBLayerFacet( 0, type, getTitle(context.getMeta()), ComputeType.ADVANCE, getID(), hash, getUrl()); String name = artifact.getDataAsString("river"); facet.addLayer(name); facet.setExtent(getExtent(false)); facet.setOriginalExtent(getExtent(true)); facet.setSrid(getSrid()); facet.setData(getDataString()); facet.setFilter(getFilter()); facet.setGeometryType(getGeometryType()); facet.setConnection(MapUtils.getConnection()); facet.setConnectionType(MapUtils.getConnectionType()); facet.setLabelItem(getLabelItem()); facets.add(facet); return null; } @Override public int getRiverId() { River r = RiverUtils.getRiver(artifact); int riverId = r.getId(); return riverId; } } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :