Mercurial > dive4elements > river
view artifacts/src/main/java/org/dive4elements/river/artifacts/WQKmsInterpolArtifact.java @ 8442:e65aad00b3a1
Do not transform Q values from cm to m.
author | "Tom Gottfried <tom@intevation.de>" |
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date | Tue, 21 Oct 2014 12:14:39 +0200 |
parents | e4606eae8ea5 |
children | 0a5239a1e46e |
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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.Facet; import org.dive4elements.artifactdatabase.state.FacetActivity; import org.dive4elements.artifactdatabase.state.DefaultOutput; import org.dive4elements.artifactdatabase.state.State; import org.dive4elements.artifacts.Artifact; import org.dive4elements.artifacts.ArtifactFactory; import org.dive4elements.artifacts.CallMeta; import org.dive4elements.river.artifacts.model.FacetTypes; import org.dive4elements.river.artifacts.model.WQKms; import org.dive4elements.river.artifacts.model.WQFacet; import org.dive4elements.river.artifacts.model.WKmsFactory; import org.dive4elements.river.artifacts.model.WQKmsFactory; import org.dive4elements.river.artifacts.model.WstValueTable; import org.dive4elements.river.artifacts.model.WstValueTableFactory; import org.dive4elements.river.artifacts.states.StaticState; import org.dive4elements.river.artifacts.resources.Resources; /** * Artifact to access additional "waterlevel/discharge"-type of data, like * fixation measurements, but doing so with costy interpolation. * * This artifact neglects (Static)D4EArtifacts capabilities of interaction * with the StateEngine by overriding the getState*-methods. */ public class WQKmsInterpolArtifact extends StaticD4EArtifact implements FacetTypes { /** The log for this class. */ private static Logger log = Logger.getLogger(WQKmsInterpolArtifact.class); /** State name. */ public static final String STATIC_STATE_NAME = "state.additional_wqkms.interpol.static"; /** Artifact name. */ private static final String NAME = "staticwqkmsinterpol"; static { // TODO: Move to configuration. FacetActivity.Registry.getInstance() .register(NAME, FacetActivity.INACTIVE); } /** One and only state to be in. */ protected transient State state = null; /** * Trivial Constructor. */ public WQKmsInterpolArtifact() { log.debug("WQKmsInterpolArtifact.WQKmsInterpolArtifact"); } /** Return fixed artifact (types) name. */ @Override public String getName() { return NAME; } /** * Gets called from factory, to set things up. */ @Override public void setup( String identifier, ArtifactFactory factory, Object context, CallMeta callMeta, Document data, List<Class> loadFacets) { log.debug("WQKmsInterpolArtifact.setup"); state = new StaticState(STATIC_STATE_NAME); List<Facet> fs = new ArrayList<Facet>(); String code = getDatacageIDValue(data); // TODO Go for JSON, one day. //ex.: flood_protection-wstv-114-12 if (code != null) { String [] parts = code.split("-"); log.debug("WQKmsInterpolArtifact.setup: code " + code); if (parts.length >= 4) { int wst = Integer.parseInt(parts[3]); int col = -1; String colpos = parts[2]; // Are we interested in a single column or in all columns? if (colpos.equals("A")) { ; // Take all. } else { col = Integer.parseInt(colpos); addStringData("col_pos", parts[2]); } addStringData("wst_id", parts[3]); String wkmsName = (col >= 0) ? WKmsFactory.getWKmsName(col, wst) : WKmsFactory.getWKmsName(wst); String name; if (parts[0].startsWith("height")){ name = STATIC_WQ_ANNOTATIONS; } else if (parts[0].startsWith("flood")) { name = STATIC_WKMS_INTERPOL; } else { // If all Qs are zero, add different facet to // signalize that we want data to be drawn as marks // on axis. if (wstValueHasZeroQ()) { name = STATIC_W_INTERPOL; } else { name = STATIC_WQ; } } Facet wQFacet = new WQFacet(name, Resources.getMsg( callMeta, wkmsName, wkmsName)); fs.add(wQFacet); addFacets(state.getID(), fs); } } else { log.warn("WQKmsInterpolArtifact: no code"); } spawnState(); super.setup(identifier, factory, context, callMeta, data, loadFacets); } /** * Initialize the static state with output. * @return static state */ protected State spawnState() { state = new StaticState(STATIC_STATE_NAME); List<Facet> fs = getFacets(STATIC_STATE_NAME); DefaultOutput output = new DefaultOutput( "general", "general", "image/png", fs, "chart"); state.getOutputs().add(output); return state; } /** * Called via setup. * * @param artifact The master-artifact. */ @Override protected void initialize( Artifact artifact, Object context, CallMeta meta) { log.debug("WQKmsInterpolArtifact.initialize"); D4EArtifact winfo = (D4EArtifact) artifact; importData(winfo, "river"); importData(winfo, "ld_locations"); } /** * 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; } /** True if Wst has only 'fake' (zero) Q-ranges. */ private boolean wstValueHasZeroQ() { WstValueTable table = getValueTable(); return table.hasEmptyQ(); } /** Get the WstValueTable that matches parameterization. */ private WstValueTable getValueTable() { // Get WstValueTable int wstId = getDataAsInt("wst_id"); if (getDataAsString("col_pos") != null) { return WstValueTableFactory.getWstColumnTable( wstId, getDataAsInt("col_pos")); } else { return WstValueTableFactory.getTable(wstId); } } /** * Get WQ Values at a certain km, interpolating only if distance * between two stations is smaller than given distance. */ public double [][] getWQAtKm( Double currentKm, double maxKmInterpolDistance ) { // TODO yet to be implemented (issue1378). return null; } /** * Get WQ at a given km. * * @param currentKm the requested km. If NULL, ld_location data * will be used. * @return [[q1,q2,q2],[w1,w2,w3]] ... */ public double [][] getWQAtKm(Double currentKm) { // TODO issue1378: only interpolate if dist <= 100m WstValueTable interpolator = getValueTable(); Double tmp = (currentKm != null) ? currentKm : getDataAsDouble("ld_locations"); double [][] vs = interpolator.interpolateWQColumnwise( tmp != null ? tmp : 0); for (int x = 0; x < vs[1].length; x++) { log.debug("getWQAtKm: Q/W " + vs[0][x] + " / " + vs[1][x]); } return vs; } /** * Get a DataItem casted to int (0 if fails). */ public int getDataAsInt(String dataName) { String val = getDataAsString(dataName); try { return Integer.parseInt(val); } catch (NumberFormatException e) { log.warn("Could not get data " + dataName + " as int", e); return 0; } } /** * 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(); } /** * Get WQKms from factory. * @param idx param is not needed (TODO) * @return WQKms according to parameterization (can be null); */ public WQKms getWQKms(int idx) { log.debug("WQKmsInterpolArtifact.getWQKms"); log.warn("Stub, getWQKms not yet implemented."); return WQKmsFactory.getWQKms( Integer.parseInt(getDataAsString("col_pos")), Integer.parseInt(getDataAsString("wst_id"))); } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :