Mercurial > dive4elements > river
diff artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/flowdepthminmax/FlowDepthMinMaxState.java @ 8946:5d5d482da3e9
Implementing SINFO - FlowDepthMinMax calculation
author | gernotbelger |
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date | Tue, 13 Mar 2018 18:49:33 +0100 |
parents | |
children | b0aeed4c97c1 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/flowdepthminmax/FlowDepthMinMaxState.java Tue Mar 13 18:49:33 2018 +0100 @@ -0,0 +1,109 @@ +/* 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.sinfo.flowdepthminmax; + +import java.util.List; + +import org.dive4elements.artifactdatabase.state.Facet; +import org.dive4elements.artifacts.CallContext; +import org.dive4elements.river.artifacts.ChartArtifact; +import org.dive4elements.river.artifacts.D4EArtifact; +import org.dive4elements.river.artifacts.model.Calculation; +import org.dive4elements.river.artifacts.model.CalculationResult; +import org.dive4elements.river.artifacts.model.DataFacet; +import org.dive4elements.river.artifacts.model.EmptyFacet; +import org.dive4elements.river.artifacts.model.FacetTypes; +import org.dive4elements.river.artifacts.model.ReportFacet; +import org.dive4elements.river.artifacts.sinfo.SINFOArtifact; +import org.dive4elements.river.artifacts.states.DefaultState; + +/** State in which a waterlevel has been calculated. */ +public class FlowDepthMinMaxState extends DefaultState { + + /// ** The log that is used in this state. */ + // private static Logger log = Logger.getLogger(FlowDepthState.class); + + private static final long serialVersionUID = 1L; + + /** + * From this state can only be continued trivially. + */ + @Override + protected String getUIProvider() { + return "continue"; + } + + @Override + public Object computeFeed(final D4EArtifact artifact, final String hash, final CallContext context, final List<Facet> facets, final Object old) { + // FIXME: why is this necessary? + if (artifact instanceof ChartArtifact) { + facets.add(new EmptyFacet()); + return null; + } + + return compute((SINFOArtifact) artifact, context, hash, facets, old); + } + + @Override + public Object computeAdvance(final D4EArtifact artifact, final String hash, final CallContext context, final List<Facet> facets, final Object old) { + if (artifact instanceof ChartArtifact) { + facets.add(new EmptyFacet()); + return null; + } + return compute((SINFOArtifact) artifact, context, hash, facets, old); + } + + /** + * Compute result or returned object from cache, create facets. + * + * @param old + * Object that was cached. + */ + private Object compute(final SINFOArtifact sinfo, final CallContext context, final String hash, final List<Facet> facets, final Object old) { + + final CalculationResult res = doCompute(sinfo, context, old); + + if (facets == null) + return res; + + final FlowDepthMinMaxCalculationResults results = (FlowDepthMinMaxCalculationResults) res.getData(); + + /* add themes for chart, for each result */ + final List<FlowDepthMinMaxCalculationResult> resultList = results.getResults(); + for (int index = 0; index < resultList.size(); index++) { + + final FlowDepthMinMaxCalculationResult result = resultList.get(index); + + /* filtered (zoom dependent mean) flow depth */ + // facets.add(FlowDepthProcessor.createFlowDepthFacet(context, hash, this.id, result, index)); + + } + + if (!resultList.isEmpty()) { + final Facet csv = new DataFacet(FacetTypes.CSV, "CSV data", ComputeType.ADVANCE, hash, this.id); + final Facet pdf = new DataFacet(FacetTypes.PDF, "PDF data", ComputeType.ADVANCE, hash, this.id); + + facets.add(csv); + facets.add(pdf); + } + + final Calculation report = res.getReport(); + if (report.hasProblems()) + facets.add(new ReportFacet(ComputeType.ADVANCE, hash, this.id)); + + return res; + } + + private CalculationResult doCompute(final SINFOArtifact sinfo, final CallContext context, final Object old) { + if (old instanceof CalculationResult) + return (CalculationResult) old; + + return new FlowDepthMinMaxCalculation(context).calculate(sinfo); + } +} \ No newline at end of file