Mercurial > dive4elements > river
view artifacts/src/main/java/org/dive4elements/river/artifacts/SedimentDensityArtifact.java @ 7199:baf04164fcc6
issue1435: Stubs for SedimentDensityFacet and -Artifact.
author | Felix Wolfsteller <felix.wolfsteller@intevation.de> |
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date | Mon, 30 Sep 2013 09:38:09 +0200 |
parents | |
children | 99c5e4148859 |
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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 java.util.ArrayList; import java.util.List; import org.apache.log4j.Logger; import org.w3c.dom.Document; import org.dive4elements.artifactdatabase.state.DefaultOutput; import org.dive4elements.artifactdatabase.state.Facet; import org.dive4elements.artifactdatabase.state.FacetActivity; import org.dive4elements.artifactdatabase.state.State; import org.dive4elements.artifacts.Artifact; import org.dive4elements.artifacts.ArtifactFactory; import org.dive4elements.artifacts.CallMeta; import org.dive4elements.artifacts.common.utils.XMLUtils; import org.dive4elements.river.artifacts.states.DefaultState.ComputeType; import org.dive4elements.river.artifacts.model.Calculation; import org.dive4elements.river.artifacts.model.CalculationResult; import org.dive4elements.river.artifacts.model.minfo.SedimentDensity; import org.dive4elements.river.artifacts.model.minfo.SedimentDensityFacet; import org.dive4elements.river.artifacts.model.minfo.SedimentDensityFactory; import org.dive4elements.river.artifacts.states.StaticState; import org.dive4elements.river.artifacts.model.FacetTypes; import org.dive4elements.river.utils.Formatter; /** Artifact to access sediment density measurements. */ public class SedimentDensityArtifact extends StaticD4EArtifact implements FacetTypes { /** The logger for this class. */ private static Logger logger = Logger.getLogger(SedimentDensityArtifact.class); /** Artifact key name. */ private static final String NAME = "sedimentdensity"; /** Spawn only inactive facets. */ static { // TODO: Move to configuration. FacetActivity.Registry.getInstance() .register(NAME, FacetActivity.INACTIVE); } /** Need to give the state an id. */ public static final String STATIC_STATE_NAME = "state.sedimentdensity.static"; /** One and only state to be in. */ protected transient State state = null; protected String DATA_ID = "ID"; protected String DATA_YEAR = "YEAR"; /** * Trivial Constructor. */ public SedimentDensityArtifact() { logger.debug("SedimentDensityArtifact.SedimentDensityArtifact"); } /** Get artifact key name. */ @Override public String getName() { return NAME; } private Object getSedimentDensity() { logger.debug("SedimentDensityArtifact.getSedimentDensity"); Integer id = getDataAsInteger(DATA_ID); Integer year = getDataAsInteger(DATA_YEAR); // TODO use cache if possible return SedimentDensityFactory.getSedimentDensityUncached(id, year); } private State newDensityState() { return new StaticState(STATIC_STATE_NAME) { public Object staticCompute(List<Facet> facets) { return getSedimentDensity(); } }; } /** Create a new state with bogus output. */ protected State spawnState() { state = newDensityState(); List<Facet> fs = getFacets(STATIC_STATE_NAME); DefaultOutput output = new DefaultOutput( "general", "general", "image/png", fs, "chart"); state.getOutputs().add(output); return state; } /** * Gets called from factory, to set things up. */ @Override public void setup( String identifier, ArtifactFactory factory, Object context, CallMeta callMeta, Document data) { logger.debug("SedimentDensityArtifact.setup"); // Store id, yield yields. state = newDensityState(); if (logger.isDebugEnabled()) { logger.debug(XMLUtils.toString(data)); } List<Facet> fs = new ArrayList<Facet>(); String code = getDatacageIDValue(data); if (code != null) { //String name = SedimentDensityFactory.getSedimentDensityDescription(Integer.valueOf(code)); //id: and year? String name = "facet"; Facet facet = new SedimentDensityFacet( 0, SEDIMENT_LOAD_COARSE, name, //???? ComputeType.ADVANCE, state.getID(), "hash" ); fs.add(facet); addFacets(state.getID(), fs); addStringData(DATA_ID, code); addStringData(DATA_YEAR, code); } spawnState(); super.setup(identifier, factory, context, callMeta, data); } /** * Get a list containing the one and only State. * @param context ignored. * @return list with one and only state. */ @Override protected List<State> getStates(Object context) { ArrayList<State> states = new ArrayList<State>(); states.add(getState()); return states; } /** * Get the "current" state (there is but one). * @param cc ignored. * @return the "current" (only possible) state. */ @Override public State getCurrentState(Object cc) { return getState(); } /** * Get the only possible state. * @return the state. */ protected State getState() { return getState(null, null); } /** * Get the state. * @param context ignored. * @param stateID ignored. * @return the state. */ @Override protected State getState(Object context, String stateID) { return (state != null) ? state : spawnState(); } /** * Called via setup. Overridden to avoid cloning all data. * * @param artifact The master-artifact. */ @Override protected void initialize( Artifact artifact, Object context, CallMeta meta) { logger.debug("SedimentDensityArtifact.initialize"); } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :