eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/ui/section/DefaultCdmBaseComparator.java

   1 /**
   2 * Copyright (C) 2018 EDIT
   3 * European Distributed Institute of Taxonomy
   4 * http://www.e-taxonomy.eu
   5 *
   6 * The contents of this file are subject to the Mozilla Public License Version 1.1
   7 * See LICENSE.TXT at the top of this package for the full license terms.
   8 */
   9 package eu.etaxonomy.taxeditor.ui.section;
  10
  11 import java.util.Comparator;
  12
  13 import eu.etaxonomy.cdm.model.common.CdmBase;
  14
  15 /**
  16  * @author pplitzner
  17  * @since Mar 5, 2018
  18  *
  19  */
  20 public class DefaultCdmBaseComparator<T extends CdmBase> implements Comparator<T> {
  21
  22     /**
  23      * {@inheritDoc}
  24      */
  25     @Override
  26     public int compare(T o1, T o2) {
  27         if(o1==null){
  28             return -1;
  29         }
  30         if(o2==null){
  31             return 1;
  32         }
  33         return o1.getId()-o2.getId();
  34     }
  35
  36 }