Mercurial > dive4elements > river
view flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/ReferenceCurveFacet.java @ 3928:d3e2080d3ada
S(Q) relation. Extract more values from database.
flys-artifacts/trunk@5622 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Sascha L. Teichmann <sascha.teichmann@intevation.de> |
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date | Thu, 27 Sep 2012 16:31:21 +0000 |
parents | 5642a83420f2 |
children |
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package de.intevation.flys.artifacts.model; import java.util.ArrayList; import java.util.List; import java.util.Collections; import de.intevation.artifactdatabase.state.Facet; import de.intevation.artifacts.Artifact; import de.intevation.artifacts.CallContext; import de.intevation.flys.artifacts.FLYSArtifact; import de.intevation.flys.artifacts.WINFOArtifact; import de.intevation.flys.artifacts.states.DefaultState.ComputeType; import org.apache.log4j.Logger; /** Facet for W-over-Ws. */ public class ReferenceCurveFacet extends DataFacet { private static Logger log = Logger.getLogger(ReferenceCurveFacet.class); public static final String CONTEXT_KEY = "reference.curve.axis.scale"; /** Blackboard data provider key for reference curves start km. */ public static final String BB_REFERENCECURVE_STARTKM = "reference_curve.startkm"; /** Blackboard data provider key for reference curves end kms. */ public static final String BB_REFERENCECURVE_ENDKMS = "reference_curve.endkms"; public ReferenceCurveFacet() { } public ReferenceCurveFacet(int index, String name, String description) { super(index, name, description, ComputeType.ADVANCE, null, null); } public ReferenceCurveFacet( int index, String name, String description, ComputeType type, String stateID, String hash ) { super(index, name, description, type, hash, stateID); } public Object getData(Artifact artifact, CallContext context) { if (log.isDebugEnabled()) { log.debug("Get data for reference curve at index: " + index + " /stateId: " + stateId); } return getWWQQ(artifact, context); } /** * Can provide parameters of reference curve * @param key will respond on BB_REFERENCECURVE START/ENDKMS * @param param ignored * @param context ignored * @return whatever parameters for reference curve */ @Override public Object provideBlackboardData(Artifact artifact, Object key, Object param, CallContext context ) { WINFOArtifact winfo = (WINFOArtifact) artifact; if (key.equals(BB_REFERENCECURVE_STARTKM)) { return winfo.getReferenceStartKm(); } else if (key.equals(BB_REFERENCECURVE_ENDKMS)) { return winfo.getReferenceEndKms(); } else { return null; } } protected WWQQ getWWQQ(Artifact artifact, CallContext context) { FLYSArtifact winfo = (FLYSArtifact)artifact; CalculationResult res = (CalculationResult) winfo.compute(context, hash, stateId, type, false); return ((WWQQ [])res.getData())[index]; } @Override public void set(Facet other) { super.set(other); ReferenceCurveFacet o = (ReferenceCurveFacet)other; type = o.type; hash = o.hash; stateId = o.stateId; } /** Copy deeply. */ @Override public Facet deepCopy() { ReferenceCurveFacet copy = new ReferenceCurveFacet(); copy.set(this); return copy; } @Override public List getStaticDataProviderKeys(Artifact art) { List list = new ArrayList(); list.add(BB_REFERENCECURVE_STARTKM); list.add(BB_REFERENCECURVE_ENDKMS); return list; } @Override public List getDataProviderKeys(Artifact art, CallContext context) { // compute / get data Object obj = context.getContextValue(CONTEXT_KEY); if (!(obj instanceof WWAxisTypes)) { obj = new WWAxisTypes(getWWQQ(art, context)); context.putContextValue(CONTEXT_KEY, obj); } else { ((WWAxisTypes)obj).classify(getWWQQ(art, context)); } return getStaticDataProviderKeys(art);//Collections.emptyList(); } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :