--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/flys-backend/src/main/java/de/intevation/flys/model/WaterlevelDifferenceColumn.java	Tue Apr 24 13:28:02 2012 +0000
@@ -0,0 +1,104 @@
+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.apache.log4j.Logger;
+
+
+@Entity
+@Table(name = "waterlevel_difference_column")
+public class WaterlevelDifferenceColumn
+implements   Serializable
+{
+    private static Logger logger =
+        Logger.getLogger(WaterlevelDifferenceColumn.class);
+
+
+    private Integer id;
+
+    private WaterlevelDifference difference;
+
+    private List<WaterlevelDifferenceValue> values;
+
+    private String description;
+
+
+    public WaterlevelDifferenceColumn() {
+        values = new ArrayList<WaterlevelDifferenceValue>();
+    }
+
+    public WaterlevelDifferenceColumn(
+        WaterlevelDifference difference,
+        String               description
+    ) {
+        this();
+
+        this.difference = difference;
+        this.description = description;
+    }
+
+
+    @Id
+    @SequenceGenerator(
+        name           = "SEQUENCE_WATERLEVEL_DIFF_COLUMN_ID_SEQ",
+        sequenceName   = "WATERLEVEL_DIFF_COLUMN_ID_SEQ",
+        allocationSize = 1)
+    @GeneratedValue(
+        strategy  = GenerationType.SEQUENCE,
+        generator = "SEQUENCE_WATERLEVEL_DIFF_COLUMN_ID_SEQ")
+    @Column(name = "id")
+    public Integer getId() {
+        return id;
+    }
+
+    public void setId(Integer id) {
+        this.id = id;
+    }
+
+    @OneToOne
+    @JoinColumn(name = "difference_id" )
+    public WaterlevelDifference getDifference() {
+        return difference;
+    }
+
+    public void setDifference(WaterlevelDifference difference) {
+        this.difference = difference;
+    }
+
+    @Column(name = "description")
+    public String getDescription() {
+        return description;
+    }
+
+    public void setDescription(String description) {
+        this.description = description;
+    }
+
+    @OneToMany
+    @JoinColumn(name = "column_id")
+    public List<WaterlevelDifferenceValue> getValues() {
+        return values;
+    }
+
+    public void setValues(List<WaterlevelDifferenceValue> values) {
+        this.values = values;
+    }
+
+    public void addValue(WaterlevelDifferenceValue value) {
+        this.values.add(value);
+    }
+}
+// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :