eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/ui/combo/OriginalSourceTypeComparator.java

   1 /**
   2 * Copyright (C) 2019 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.combo;
  10
  11 import java.util.Comparator;
  12
  13 import eu.etaxonomy.cdm.model.reference.OriginalSourceBase;
  14 import eu.etaxonomy.cdm.model.reference.OriginalSourceType;
  15
  16 /**
  17  * @author pplitzner, k.luther
  18  * @since 04.12.2019
  19  */
  20 /**
  21  * Sorts source type combo alphabetically <b>except</b> for PrimaryTaxonomicSource resp.
  22  * PrimaryMediaSource which are always on top depending on the IdentifiableSource;
  23  * <br>
  24  * The last two are always "Other" followed by "Unknown"
  25  * @author pplitzner
  26  * @date Jan 6, 2017
  27  *
  28  */
  29 public class OriginalSourceTypeComparator implements Comparator<OriginalSourceType>{
  30
  31     private OriginalSourceBase entity;
  32
  33     public OriginalSourceTypeComparator(OriginalSourceBase entity) {
  34         this.entity = entity;
  35     }
  36
  37     /**
  38      * {@inheritDoc}
  39      */
  40     @Override
  41     public int compare(OriginalSourceType o1, OriginalSourceType o2) {
  42         if(o1==null){
  43             if(o2==null){
  44                 return 0;
  45             }
  46             else{
  47                 return -1;
  48             }
  49         }
  50         if(o2==null){
  51             return 1;
  52         }
  53         //both are either taxonomic or media
  54         else if(o1.equals(OriginalSourceType.PrimaryTaxonomicSource)
  55                 && o2.equals(OriginalSourceType.PrimaryMediaSource)){
  56             if(entity != null && entity.getType().equals(OriginalSourceType.PrimaryMediaSource)){
  57                 return 1;
  58             }
  59             else{
  60                 return -1;
  61             }
  62         }
  63         else if(o2.equals(OriginalSourceType.PrimaryTaxonomicSource)
  64                 && o1.equals(OriginalSourceType.PrimaryMediaSource)){
  65             if(entity != null && entity.getType().equals(OriginalSourceType.PrimaryMediaSource)){
  66                 return -1;
  67             }
  68             else{
  69                 return 1;
  70             }
  71         }
  72         //one is not taxonomic or media
  73         else if(o1.equals(OriginalSourceType.PrimaryTaxonomicSource)
  74                 ||o1.equals(OriginalSourceType.PrimaryMediaSource)){
  75             return -1;
  76
  77         }
  78         else if(o2.equals(OriginalSourceType.PrimaryTaxonomicSource)
  79                 || o2.equals(OriginalSourceType.PrimaryMediaSource)){
  80             return 1;
  81         }
  82         //The last two are always "Other" followed by "Unknown"
  83         else if(o1.equals(OriginalSourceType.Other)){
  84             if(o2.equals(OriginalSourceType.Unknown)){
  85                 return -11;
  86             }
  87             else{
  88                 return 1;
  89             }
  90         }
  91         if(o2.equals(OriginalSourceType.Other)){
  92             return 1;
  93         }
  94         else{
  95             String message1 = o1.getKey();
  96             String message2 = o2.getKey();
  97             return message1.compareTo(message2);
  98         }
  99     }
 100
 101 }