Mercurial > dive4elements > river
view artifacts/src/main/java/org/dive4elements/river/artifacts/ChartArtifact.java @ 6140:60b94dec104b
Add handling of bound artifacts.
When an artifact is bound to an out its facets will only be shown
in that Out. They will be removed in the blackboard pass and marked
as incompatible by the AttributeWriter
author | Andre Heinecke <aheinecke@intevation.de> |
---|---|
date | Fri, 31 May 2013 15:29:30 +0200 |
parents | af13ceeba52a |
children | 8d5ca5175038 |
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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.apache.log4j.Logger; import java.util.List; import org.w3c.dom.Document; import org.w3c.dom.Element; import org.dive4elements.artifacts.Artifact; import org.dive4elements.artifacts.ArtifactFactory; import org.dive4elements.artifacts.CallMeta; import org.dive4elements.artifacts.CallContext; import org.dive4elements.artifacts.common.utils.XMLUtils; import org.dive4elements.artifacts.common.utils.XMLUtils.ElementCreator; import org.dive4elements.artifactdatabase.ProtocolUtils; import org.dive4elements.artifactdatabase.state.Facet; import org.dive4elements.artifactdatabase.state.State; import org.dive4elements.artifactdatabase.state.StateEngine; import org.dive4elements.artifactdatabase.state.Output; import org.dive4elements.river.utils.RiverUtils; import org.dive4elements.river.artifacts.states.DefaultState; import org.dive4elements.river.artifacts.context.RiverContext; import org.dive4elements.river.artifacts.resources.Resources; /** Artifact, open to generate any (?) out. */ public class ChartArtifact extends D4EArtifact { private static final Logger logger = Logger.getLogger(ChartArtifact.class); @Override public void setup( String identifier, ArtifactFactory factory, Object context, CallMeta callmeta, Document data) { logger.debug("ChartArtifact.setup"); this.identifier = identifier; name = "new_chart"; 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); 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 ChartState extends DefaultState { public static final String FIELD_MODE = "chart_type"; public static final String DURATION_CURVE = "chart.new.durationcurve"; public static final String COMPUTED_DISCHARGE_CURVE = "chart.new.computeddischargecurve"; public static final String DISCHARGE_LONGITUDINAL_CURVE = "chart.new.longitudinal_section"; public static final String W_DIFFERENCES = "chart.new.w_differences"; public static final String WATERLEVEL = "chart.new.crosssection"; public static final String[] CHARTS = { COMPUTED_DISCHARGE_CURVE, DURATION_CURVE, DISCHARGE_LONGITUDINAL_CURVE, W_DIFFERENCES, WATERLEVEL }; @Override public Object computeAdvance( D4EArtifact artifact, String hash, CallContext context, List<Facet> facets, Object old) { logger.debug("ChartState.computeAdvance"); return null; } @Override protected Element[] createItems( XMLUtils.ElementCreator cr, Artifact artifact, String name, CallContext context) { CallMeta meta = context.getMeta(); Element[] charts = new Element[CHARTS.length]; int i = 0; for (String chart: CHARTS) { charts[i++] = createItem( cr, new String[] { Resources.getMsg(meta, chart, chart), chart }); } return charts; } } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :