--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/flys-backend/src/main/java/org/dive4elements/river/model/BedHeightEpoch.java	Thu Apr 25 11:53:11 2013 +0200
@@ -0,0 +1,211 @@
+package de.intevation.flys.model;
+
+import java.io.Serializable;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import javax.persistence.Entity;
+import javax.persistence.Id;
+import javax.persistence.Table;
+import javax.persistence.GeneratedValue;
+import javax.persistence.Column;
+import javax.persistence.SequenceGenerator;
+import javax.persistence.GenerationType;
+import javax.persistence.JoinColumn;
+import javax.persistence.OneToOne;
+import javax.persistence.OneToMany;
+
+import org.hibernate.Session;
+import org.hibernate.Query;
+
+import de.intevation.flys.backend.SessionHolder;
+
+
+@Entity
+@Table(name = "bed_height_epoch")
+public class BedHeightEpoch implements Serializable {
+
+    private Integer id;
+
+    private River river;
+
+    private TimeInterval timeInterval;
+
+    private ElevationModel curElevationModel;
+    private ElevationModel oldElevationModel;
+
+    private Range range;
+
+    private String evaluationBy;
+    private String description;
+
+    private List<BedHeightEpochValue> values;
+
+
+    public BedHeightEpoch() {
+    }
+
+
+    public BedHeightEpoch(
+        River          river,
+        TimeInterval   timeInterval,
+        Range          range,
+        ElevationModel curElevationModel,
+        ElevationModel oldElevationModel,
+        String         evaluationBy,
+        String         description
+    ) {
+        this.river             = river;
+        this.timeInterval      = timeInterval;
+        this.range             = range;
+        this.curElevationModel = curElevationModel;
+        this.oldElevationModel = oldElevationModel;
+        this.evaluationBy      = evaluationBy;
+        this.description       = description;
+        this.values            = new ArrayList<BedHeightEpochValue>();
+    }
+
+
+    @Id
+    @SequenceGenerator(
+        name           = "SEQUENCE_BED_HEIGHT_EPOCH_ID_SEQ",
+        sequenceName   = "BED_HEIGHT_EPOCH_ID_SEQ",
+        allocationSize = 1)
+    @GeneratedValue(
+        strategy  = GenerationType.SEQUENCE,
+        generator = "SEQUENCE_BED_HEIGHT_EPOCH_ID_SEQ")
+    @Column(name = "id")
+    public Integer getId() {
+        return id;
+    }
+
+    public void setId(Integer id) {
+        this.id = id;
+    }
+
+    @OneToOne
+    @JoinColumn(name = "river_id" )
+    public River getRiver() {
+        return river;
+    }
+
+    public void setRiver(River river) {
+        this.river = river;
+    }
+
+    @OneToOne
+    @JoinColumn(name = "time_interval_id")
+    public TimeInterval getTimeInterval() {
+        return timeInterval;
+    }
+
+    public void setTimeInterval(TimeInterval timeInterval) {
+        this.timeInterval = timeInterval;
+    }
+
+    @OneToOne
+    @JoinColumn(name = "cur_elevation_model_id")
+    public ElevationModel getCurElevationModel() {
+        return curElevationModel;
+    }
+
+    public void setCurElevationModel(ElevationModel curElevationModel) {
+        this.curElevationModel = curElevationModel;
+    }
+
+    @OneToOne
+    @JoinColumn(name = "old_elevation_model_id")
+    public ElevationModel getOldElevationModel() {
+        return oldElevationModel;
+    }
+
+    public void setOldElevationModel(ElevationModel oldElevationModel) {
+        this.oldElevationModel = oldElevationModel;
+    }
+
+    @OneToOne
+    @JoinColumn(name = "range_id")
+    public Range getRange() {
+        return range;
+    }
+
+    public void setRange(Range range) {
+        this.range = range;
+    }
+
+    @Column(name = "evaluation_by")
+    public String getEvaluationBy() {
+        return evaluationBy;
+    }
+
+    public void setEvaluationBy(String evaluationBy) {
+        this.evaluationBy = evaluationBy;
+    }
+
+    @Column(name = "description")
+    public String getDescription() {
+        return description;
+    }
+
+    public void setDescription(String description) {
+        this.description = description;
+    }
+
+    @OneToMany
+    @JoinColumn(name = "bed_height_epoch_id")
+    public List<BedHeightEpochValue> getValues() {
+        return values;
+    }
+
+    public void setValues(List<BedHeightEpochValue> values) {
+        this.values = values;
+    }
+
+
+    public static List<BedHeightEpoch> getBedHeightEpochs(
+        River  river,
+        double kmLo,
+        double kmHi
+    ) {
+        Session session = SessionHolder.HOLDER.get();
+
+        Query query = session.createQuery(
+            "from BedHeightEpoch where river=:river");
+
+        query.setParameter("river", river);
+
+        // TODO Do km range filtering in SQL statement
+
+        List<BedHeightEpoch> epochs = query.list();
+        List<BedHeightEpoch> good   = new ArrayList<BedHeightEpoch>();
+
+        OUTER: for (BedHeightEpoch e: epochs) {
+            for (BedHeightEpochValue value: e.getValues()) {
+                double station = value.getStation().doubleValue();
+
+                if (station >= kmLo && station <= kmHi) {
+                    good.add(e);
+                    continue OUTER;
+                }
+            }
+        }
+
+        return good;
+    }
+
+
+    public static BedHeightEpoch getBedHeightEpochById(int id) {
+        Session session = SessionHolder.HOLDER.get();
+
+        Query query = session.createQuery(
+            "from BedHeightEpoch where id=:id");
+
+        query.setParameter("id", id);
+
+        List<BedHeightEpoch> singles = query.list();
+
+        return singles != null ? singles.get(0) : null;
+    }
+}
+// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :