teichmann@5835: package org.dive4elements.river.client.shared.model;
ingo@12: 
ingo@1279: import java.util.List;
ingo@1279: 
teichmann@5835: import org.dive4elements.river.client.shared.DoubleUtils;
ingo@1279: 
ingo@12: 
ingo@12: /**
ingo@12:  * The default implementation of an {@link ArtifactDescription}. This class just
ingo@12:  * implements constructors to create new instances and the necessary methods of
ingo@12:  * the interface.
ingo@12:  *
ingo@12:  * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
ingo@12:  */
ingo@12: public class DefaultArtifactDescription implements ArtifactDescription {
ingo@12: 
ingo@12:     /** Data that have been inserted in former states.*/
ingo@51:     protected DataList[] oldData;
ingo@12: 
ingo@12:     /** The Data that is allowed to be inserted in the current state.*/
ingo@51:     protected DataList currentData;
ingo@12: 
ingo@12:     /** The current state name.*/
ingo@12:     protected String   currentState;
ingo@12: 
ingo@12:     /** The names of reachable states.*/
ingo@12:     protected String[] reachableStates;
ingo@12: 
ingo@64:     /** The output modes of this state.*/
ingo@64:     protected OutputMode[] outputModes;
ingo@64: 
ingo@807:     /** A list of recommendations suggested by the server.*/
ingo@807:     protected Recommendation[] recommendations;
ingo@803: 
ingo@12: 
ingo@12:     public DefaultArtifactDescription() {
ingo@12:     }
ingo@12: 
ingo@12: 
ingo@12:     /**
ingo@12:      * The default constructor.
ingo@12:      *
ingo@12:      * @param old The data that have been inserted in former states.
ingo@12:      * @param current The data that might be inserted in the current state.
ingo@12:      * @param state The name of the current state.
ingo@12:      * @param reachableStates The names of the reachable states.
ingo@12:      */
ingo@12:     public DefaultArtifactDescription(
ingo@64:         DataList[]   old,
ingo@64:         DataList     current,
ingo@64:         String       state,
ingo@64:         String[]     reachableStates)
ingo@12:     {
ingo@12:         this.oldData         = old;
ingo@12:         this.currentData     = current;
ingo@12:         this.currentState    = state;
ingo@12:         this.reachableStates = reachableStates;
ingo@12:     }
ingo@12: 
ingo@12: 
ingo@64:     /**
ingo@64:      * The default constructor.
ingo@64:      *
ingo@64:      * @param old The data that have been inserted in former states.
ingo@64:      * @param current The data that might be inserted in the current state.
ingo@64:      * @param state The name of the current state.
ingo@64:      * @param reachableStates The names of the reachable states.
ingo@64:      * @param outputModes The available output modes of this artifact.
ingo@64:      */
ingo@64:     public DefaultArtifactDescription(
ingo@807:         DataList[]       old,
ingo@807:         DataList         current,
ingo@807:         String           state,
ingo@807:         String[]         reachableStates,
ingo@807:         OutputMode[]     outputModes,
ingo@807:         Recommendation[] recommendations)
ingo@64:     {
ingo@64:         this(old, current, state, reachableStates);
ingo@807:         this.outputModes     = outputModes;
ingo@807:         this.recommendations = recommendations;
ingo@64:     }
ingo@64: 
ingo@64: 
ingo@51:     public DataList[] getOldData() {
ingo@12:         return oldData;
ingo@12:     }
ingo@12: 
ingo@12: 
ingo@51:     public DataList getCurrentData() {
ingo@12:         return currentData;
ingo@12:     }
ingo@12: 
ingo@12: 
ingo@12:     public String getCurrentState() {
ingo@12:         return currentState;
ingo@12:     }
ingo@12: 
ingo@12: 
ingo@12:     public String[] getReachableStates() {
ingo@12:         return reachableStates;
ingo@12:     }
ingo@64: 
ingo@64: 
ingo@64:     public OutputMode[] getOutputModes() {
ingo@64:         return outputModes;
ingo@64:     }
ingo@803: 
ingo@803: 
ingo@807:     public Recommendation[] getRecommendations() {
ingo@807:         return recommendations;
ingo@803:     }
ingo@1279: 
ingo@1279: 
ingo@1279:     public String getRiver() {
ingo@2467:         return getDataValueAsString("river");
ingo@1279:     }
ingo@1279: 
ingo@1279: 
felix@3383:     /** Get [min,max] of data items. */
ingo@1279:     public double[] getKMRange() {
ingo@1279:         Double[] mm = new Double[2];
ingo@1279: 
ingo@1279:         for (DataList list: oldData) {
ingo@1279:             List<Data> dataList = list.getAll();
ingo@1279: 
ingo@1279:             for (Data data: dataList) {
ingo@1279:                 String dataName = data.getLabel();
ingo@1279:                 DataItem item   = data.getItems()[0];
ingo@1279: 
felix@3383:                 if (dataName.equals("ld_from") || dataName.equals("from")) {
ingo@1279:                     Double d = DoubleUtils.getDouble(item.getStringValue());
ingo@1279: 
ingo@1279:                     if (d != null) {
ingo@1279:                         mm[0] = d;
ingo@1279:                     }
ingo@1279:                 }
felix@3383:                 else if (dataName.equals("ld_to") || dataName.equals("to")) {
ingo@1279:                     Double d = DoubleUtils.getDouble(item.getStringValue());
ingo@1279: 
ingo@1279:                     if (d != null) {
ingo@1279:                         mm[1] = d;
ingo@1279:                     }
ingo@1279:                 }
ingo@1279:                 else if (dataName.equals("ld_locations")) {
ingo@1279:                     return DoubleUtils.getMinMax(item.getStringValue());
ingo@1279:                 }
ingo@1279:             }
ingo@1279: 
ingo@1279:             if (mm[0] != null && mm[1] != null) {
ingo@1279:                 return new double[] { mm[0], mm[1] };
ingo@1279:             }
ingo@1279:         }
ingo@1279: 
ingo@1279:         return null;
ingo@1279:     }
ingo@2467: 
ingo@2467: 
ingo@2467:     public String getReferenceGauge() {
ingo@2467:         return getDataValueAsString("reference_gauge");
ingo@2467:     }
ingo@2467: 
ingo@2467: 
ingo@2467:     public String getDataValueAsString(String name) {
ingo@3719:         if (oldData == null) {
ingo@3719:             return null;
ingo@3719:         }
ingo@2467:         for (DataList list: oldData) {
ingo@2467:             List<Data> dataList = list.getAll();
ingo@2467: 
ingo@2467:             for (Data d: dataList) {
ingo@2467:                 String dataName = d.getLabel();
ingo@2467:                 DataItem item   = d.getItems()[0];
ingo@2467: 
ingo@2467:                 if (dataName.equals(name)) {
ingo@2467:                     return item.getStringValue();
ingo@2467:                 }
ingo@2467:             }
ingo@2467:         }
ingo@2467: 
ingo@2467:         return null;
ingo@2467:     }
ingo@12: }
ingo@12: // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :