001 /*
002 * Cumulus4j - Securing your data in the cloud - http://cumulus4j.org
003 * Copyright (C) 2011 NightLabs Consulting GmbH
004 *
005 * This program is free software: you can redistribute it and/or modify
006 * it under the terms of the GNU Affero General Public License as
007 * published by the Free Software Foundation, either version 3 of the
008 * License, or (at your option) any later version.
009 *
010 * This program is distributed in the hope that it will be useful,
011 * but WITHOUT ANY WARRANTY; without even the implied warranty of
012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
013 * GNU Affero General Public License for more details.
014 *
015 * You should have received a copy of the GNU Affero General Public License
016 * along with this program. If not, see <http://www.gnu.org/licenses/>.
017 */
018 package org.cumulus4j.store.model;
019
020 import javax.jdo.annotations.IdentityType;
021 import javax.jdo.annotations.Inheritance;
022 import javax.jdo.annotations.InheritanceStrategy;
023 import javax.jdo.annotations.PersistenceCapable;
024 import javax.jdo.annotations.Unique;
025
026 /**
027 * <p>
028 * Persistent index information for fields of type <code>double</code> or {@link Double}.
029 * </p>
030 *
031 * @author Marco หงุ่ยตระกูล-Schulze - marco at nightlabs dot de
032 */
033 @PersistenceCapable(identityType=IdentityType.APPLICATION, detachable="true")
034 @Inheritance(strategy=InheritanceStrategy.NEW_TABLE)
035 @Unique(members={"keyStoreRefID", "fieldMeta_fieldID", "classMeta_classID", "indexKey"})
036 public class IndexEntryDouble
037 extends IndexEntry
038 {
039 private Double indexKey;
040
041 @Override
042 public Double getIndexKey() {
043 return indexKey;
044 }
045
046 @Override
047 protected void setIndexKey(Object indexKey) {
048 this.indexKey = (Double) indexKey;
049 }
050
051
052 }