felix@4452: package de.intevation.flys.artifacts;
felix@4452: 
felix@4452: import java.util.ArrayList;
felix@4452: import java.util.List;
felix@4452: 
felix@4452: import org.apache.log4j.Logger;
felix@4452: import org.w3c.dom.Document;
felix@4452: 
felix@4452: import de.intevation.artifactdatabase.state.DefaultOutput;
felix@4452: import de.intevation.artifactdatabase.state.Facet;
felix@4452: import de.intevation.artifactdatabase.state.FacetActivity;
felix@4452: import de.intevation.artifactdatabase.state.State;
felix@4452: import de.intevation.artifacts.Artifact;
felix@4452: import de.intevation.artifacts.ArtifactFactory;
felix@4452: import de.intevation.artifacts.CallMeta;
felix@4452: import de.intevation.artifacts.common.utils.XMLUtils;
felix@4452: import de.intevation.flys.model.FlowVelocityMeasurement;
felix@4464: import de.intevation.flys.model.FlowVelocityMeasurementValue;
felix@4452: import de.intevation.flys.artifacts.model.minfo.FlowVelocityMeasurementFacet;
felix@4452: import de.intevation.flys.artifacts.model.minfo.FlowVelocityMeasurementFactory;
felix@4452: import de.intevation.flys.artifacts.states.StaticState;
felix@4452: 
felix@4452: import de.intevation.flys.artifacts.model.FacetTypes;
felix@4452: 
felix@4452: 
felix@4452: /** Artefact to access flow velocity measurements. */
felix@4452: public class FlowVelocityMeasurementArtifact
felix@4452: extends      StaticFLYSArtifact
felix@4452: implements   FacetTypes
felix@4452: {
felix@4452:     /** The logger for this class. */
felix@4452:     private static Logger logger =
felix@4452:         Logger.getLogger(FlowVelocityMeasurementArtifact.class);
felix@4452: 
felix@4452:     /** Artifact key name. */
felix@4452:     private static final String NAME = "flowvelocitymeasurement";
felix@4452: 
felix@4452:     /** Spawn only inactive facets. */
felix@4452:     static {
felix@4452:         // TODO: Move to configuration.
felix@4452:         FacetActivity.Registry.getInstance()
felix@4452:             .register(NAME, FacetActivity.INACTIVE);
felix@4452:     }
felix@4452: 
felix@4452:     /** Need to give the state an id. */
felix@4452:     public static final String STATIC_STATE_NAME =
felix@4452:         "state.flowvelocitymeasurement.static";
felix@4452: 
felix@4452:     /** One and only state to be in. */
felix@4452:     protected transient State state = null;
felix@4452: 
felix@4464:     protected String DATA_NAME = "ID";
felix@4452: 
felix@4452:     /**
felix@4452:      * Trivial Constructor.
felix@4452:      */
felix@4452:     public FlowVelocityMeasurementArtifact() {
felix@4452:         logger.debug("FlowVelocityMeasurementArtifact.FlowVelocityMeasurementArtifact");
felix@4452:     }
felix@4452: 
felix@4452: 
felix@4452:     /** Get artifact key name. */
felix@4452:     @Override
felix@4452:     public String getName() {
felix@4452:         return NAME;
felix@4452:     }
felix@4452: 
felix@4452: 
felix@4452:     /** Create a new state with bogus output. */
felix@4452:     protected State spawnState() {
felix@4452:         state = new StaticState(STATIC_STATE_NAME);
felix@4452:         List<Facet> fs = facets.get(STATIC_STATE_NAME);
felix@4452:         DefaultOutput output = new DefaultOutput(
felix@4452:             "general",
felix@4452:             "general",
felix@4452:             "image/png",
felix@4452:             fs,
felix@4452:             "chart");
felix@4452: 
felix@4452:         state.getOutputs().add(output);
felix@4452: 
felix@4452:         return state;
felix@4452:     }
felix@4452: 
felix@4452: 
felix@4452:     /**
felix@4452:      * Gets called from factory, to set things up.
felix@4452:      */
felix@4452:     @Override
felix@4452:     public void setup(
felix@4452:         String          identifier,
felix@4452:         ArtifactFactory factory,
felix@4452:         Object          context,
felix@4452:         CallMeta        callMeta,
felix@4452:         Document        data)
felix@4452:     {
felix@4452:         logger.debug("FlowVelocityMeasurementArtifact.setup");
felix@4452: 
felix@4452:         state = new StaticState(STATIC_STATE_NAME);
felix@4452: 
felix@4452:         if (logger.isDebugEnabled()) {
felix@4452:             logger.debug(XMLUtils.toString(data));
felix@4452:         }
felix@4452: 
felix@4452:         List<Facet> fs = new ArrayList<Facet>();
felix@4452:         String code = getDatacageIDValue(data);
felix@4452: 
felix@4452:         if (code != null) {
felix@4452:             // parse code, interact with factory, add real facets.
felix@4452:             // store relevant parts of code as data.
felix@4464:             Facet facet = new FlowVelocityMeasurementFacet(
felix@4464:                 FLOW_VELOCITY_MEASUREMENT,
felix@4464:                 "flowvelocity-name");
felix@4464:   
felix@4464:             fs.add(facet);
felix@4464:             facets.put(state.getID(), fs);
felix@4464:             addStringData(DATA_NAME, code);
felix@4452:         }
felix@4452: 
felix@4452:         spawnState();
felix@4452:         super.setup(identifier, factory, context, callMeta, data);
felix@4452:     }
felix@4452: 
felix@4452: 
felix@4452:     /**
felix@4452:      * Get a list containing the one and only State.
felix@4452:      * @param  context ignored.
felix@4452:      * @return list with one and only state.
felix@4452:      */
felix@4452:     @Override
felix@4452:     protected List<State> getStates(Object context) {
felix@4452:         ArrayList<State> states = new ArrayList<State>();
felix@4452:         states.add(getState());
felix@4452:         return states;
felix@4452:     }
felix@4452: 
felix@4452: 
felix@4452:     /**
felix@4452:      * Get the "current" state (there is but one).
felix@4452:      * @param cc ignored.
felix@4452:      * @return the "current" (only possible) state.
felix@4452:      */
felix@4452:     @Override
felix@4452:     public State getCurrentState(Object cc) {
felix@4452:         return getState();
felix@4452:     }
felix@4452: 
felix@4452: 
felix@4452:     /**
felix@4452:      * Get the only possible state.
felix@4452:      * @return the state.
felix@4452:      */
felix@4452:     protected State getState() {
felix@4452:         return getState(null, null);
felix@4452:     }
felix@4452: 
felix@4452: 
felix@4452:     /**
felix@4452:      * Get the state.
felix@4452:      * @param context ignored.
felix@4452:      * @param stateID ignored.
felix@4452:      * @return the state.
felix@4452:      */
felix@4452:     @Override
felix@4452:     protected State getState(Object context, String stateID) {
felix@4452:         return (state != null)
felix@4452:             ? state
felix@4452:             : spawnState();
felix@4452:     }
felix@4452: 
felix@4452: 
felix@4452:     /**
felix@4452:      * Called via setup. Overridden to avoid cloning all data.
felix@4452:      *
felix@4452:      * @param artifact The master-artifact.
felix@4452:      */
felix@4452:     @Override
felix@4452:     protected void initialize(
felix@4452:         Artifact artifact,
felix@4452:         Object context,
felix@4452:         CallMeta meta)
felix@4452:     {
felix@4452:         logger.debug("initialize");
felix@4452:     }
felix@4464: 
felix@4464: 
felix@4464:     /** Get the db-unbound flow velocity measurement value with given
felix@4464:      * id. */
felix@4464:     public FlowVelocityMeasurementValue.FastFlowVelocityMeasurementValue
felix@4464:         getFlowVelocityMeasurementValue()
felix@4464:     {
felix@4464:         return FlowVelocityMeasurementFactory.getFlowVelocityMeasurement(
felix@4464:             Integer.parseInt(getDataAsString(DATA_NAME)));
felix@4464:     }
felix@4452: }
felix@4452: // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :