Completed partial refactor.

src/engine/objects/Zone.java

@@ -97,7 +97,7 @@ public class Zone extends AbstractGameObject {
         this.min_blend = rs.getFloat("min_blend");
         this.max_blend = rs.getFloat("max_blend");
         this.sea_level_type = rs.getString("sea_level_type");
-        this.sea_level = rs.getFloat("sea_level");
+        this.sea_level_offset = rs.getFloat("sea_level");
         this.terrain_type = rs.getString("terrain_type");
         this.terrain_max_y = rs.getFloat("terrain_max_y");
         this.terrain_image = rs.getInt("terrain_image");
@@ -272,16 +272,15 @@ public class Zone extends AbstractGameObject {
     }
 
     public ArrayList<Zone> getNodes() {
+
         if (this.nodes == null) {
             this.nodes = DbManager.ZoneQueries.GET_MAP_NODES(super.getObjectUUID());
 
             //Add reverse lookup for child->parent
             if (this.nodes != null)
-                for (Zone zone : this.nodes) {
+                for (Zone zone : this.nodes)
                     zone.setParent(this);
-                }
         }
-
         return nodes;
     }
 
@@ -312,7 +311,6 @@ public class Zone extends AbstractGameObject {
         return this.parent.equals(ZoneManager.getSeaFloor());
 
     }
-
     public void setHash() {
 
         this.hash = DataWarehouse.hasher.encrypt(this.getObjectUUID());
@@ -322,6 +320,4 @@ public class Zone extends AbstractGameObject {
         DataWarehouse.writeHash(Enum.DataRecordType.ZONE, this.getObjectUUID());
     }
 
-    // Return heightmap for this Zone.
-
 }