--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/backend/src/main/java/org/dive4elements/river/model/FlowVelocityModel.java	Thu Apr 25 15:23:37 2013 +0200
@@ -0,0 +1,106 @@
+package org.dive4elements.river.model;
+
+import org.dive4elements.river.backend.SessionHolder;
+
+import java.io.Serializable;
+
+import java.util.List;
+
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
+import javax.persistence.Id;
+import javax.persistence.JoinColumn;
+import javax.persistence.OneToOne;
+import javax.persistence.SequenceGenerator;
+import javax.persistence.Table;
+
+import org.apache.log4j.Logger;
+
+import org.hibernate.Query;
+import org.hibernate.Session;
+
+
+@Entity
+@Table(name = "flow_velocity_model")
+public class FlowVelocityModel
+implements   Serializable
+{
+    private static Logger logger = Logger.getLogger(FlowVelocityModel.class);
+
+
+    private Integer id;
+
+    private DischargeZone dischargeZone;
+
+    private String description;
+
+
+    public FlowVelocityModel() {
+    }
+
+
+    public FlowVelocityModel(DischargeZone dischargeZone) {
+        this(dischargeZone, null);
+    }
+
+
+    public FlowVelocityModel(
+        DischargeZone dischargeZone,
+        String        description
+    ) {
+        this.dischargeZone = dischargeZone;
+        this.description   = description;
+    }
+
+    @Id
+    @SequenceGenerator(
+        name           = "SEQUENCE_FLOW_VELOCITY_MODEL_ID_SEQ",
+        sequenceName   = "FLOW_VELOCITY_MODEL_ID_SEQ",
+        allocationSize = 1)
+    @GeneratedValue(
+        strategy  = GenerationType.SEQUENCE,
+        generator = "SEQUENCE_FLOW_VELOCITY_MODEL_ID_SEQ")
+    @Column(name = "id")
+    public Integer getId() {
+        return id;
+    }
+
+    public void setId(Integer id) {
+        this.id = id;
+    }
+
+    @OneToOne
+    @JoinColumn(name = "discharge_zone_id")
+    public DischargeZone getDischargeZone() {
+        return dischargeZone;
+    }
+
+    public void setDischargeZone(DischargeZone dischargeZone) {
+        this.dischargeZone = dischargeZone;
+    }
+
+    @Column(name = "description")
+    public String getDescription() {
+        return description;
+    }
+
+    public void setDescription(String description) {
+        this.description = description;
+    }
+
+
+    public static List<FlowVelocityModel> getModels(DischargeZone zone) {
+
+        Session session = SessionHolder.HOLDER.get();
+
+        Query query = session.createQuery(
+            "from FlowVelocityModel where dischargeZone=:zone");
+
+        query.setParameter("zone", zone);
+
+        return query.list();
+    }
+}
+// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :