/*

 Copyright 2010 James Pether Sörling Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. 

         $Id

 */

 package org.directdemocracyportal.democracy.model.world;

 import java.util.HashSet;

 import java.util.Set;

 import javax.persistence.CascadeType;

 import javax.persistence.Entity;

 import javax.persistence.FetchType;

 import javax.persistence.JoinColumn;

 import javax.persistence.ManyToOne;

 import javax.persistence.OneToMany;

 import org.directdemocracyportal.democracy.model.core.Environment;

 import org.hibernate.annotations.Cache;

 import org.hibernate.annotations.CacheConcurrencyStrategy;

 /**

  * The Class Region.

  */

 @Entity

 @Cache(usage = CacheConcurrencyStrategy.NONSTRICT_READ_WRITE)

 public class Region extends Environment

 {

     /** The Constant serialVersionUID. */

     private static final long serialVersionUID = 614889376820015758L;

     /** The parent. */

     private Region parent;

     /** The region type. */

     private RegionType regionType;

     /** The parts. */

     private Set<Region> parts = new HashSet<Region>();

     /**

      * Instantiates a new region.

      */

     public Region() {

     }

     /**

      * Gets the parent.

      *

      * @return the parent

      */

     @ManyToOne

     @JoinColumn

     public Region getParent() {

         return parent;

     }

     /**

      * Sets the parent.

      *

      * @param parent the new parent

      */

     public void setParent(Region parent) {

         this.parent = parent;

     }

     /**

      * Gets the parts.

      *

      * @return the parts

      */

     @OneToMany(mappedBy = "parent", cascade = CascadeType.ALL, fetch = FetchType.LAZY)

     public Set<Region> getParts() {

         return parts;

     }

     /**

      * Sets the parts.

      *

      * @param parts the new parts

      */

     public void setParts(Set<Region> parts) {

         this.parts = parts;

     }

     /**

      * Gets the region type.

      *

      * @return the region type

      */

     public RegionType getRegionType() {

         return regionType;

     }

     /**

      * Sets the region type.

      *

      * @param regionType the new region type

      */

     public void setRegionType(RegionType regionType) {

         this.regionType = regionType;

     }

 }