bundles/org.simantics.document.linking.ui/src/org/simantics/document/linking/report/templates/ResourceNameComparator.java

   1 package org.simantics.document.linking.report.templates;
   2
   3 import java.util.Comparator;
   4 import java.util.List;
   5
   6 import org.simantics.db.ReadGraph;
   7 import org.simantics.db.Resource;
   8 import org.simantics.db.common.utils.NameUtils;
   9 import org.simantics.db.exception.DatabaseException;
  10 import org.simantics.document.linking.utils.SourceLinkUtil;
  11 import org.simantics.layer0.Layer0;
  12 import org.simantics.utils.strings.AlphanumComparator;
  13
  14
  15 class ResourceNameComparator implements Comparator<Resource> {
  16         protected ReadGraph graph;
  17         protected Layer0 l0;
  18         protected Resource model;
  19
  20         public ResourceNameComparator(ReadGraph graph, Resource model) {
  21                 this.graph = graph;
  22                 this.l0 = Layer0.getInstance(graph);
  23                 this.model = model;
  24         }
  25
  26         @Override
  27         public int compare(Resource r1, Resource r2) {
  28                 if (r1.equals(r2))
  29                         return 0;
  30                 try {
  31                         String l1 = getText(r1);
  32                         String l2 = getText(r2);
  33                         int c = AlphanumComparator.COMPARATOR.compare(l1, l2);
  34                         if (c == 0) {
  35                                 if (r1.getResourceId() > r2.getResourceId())
  36                                         return 1;
  37                                 if (r1.getResourceId() < r2.getResourceId())
  38                                         return -1;
  39                                 return 0;
  40                         }
  41                         return c;
  42                 } catch (DatabaseException e) {
  43                         return 0;
  44                 }
  45
  46         }
  47
  48         public String getText(Resource r) throws DatabaseException {
  49                 String l1 = NameUtils.getSafeLabel(graph, r);
  50                 if (l1.length() == 0)
  51                         l1 = NameUtils.getSafeName(graph, r);
  52                 return l1;
  53         }
  54
  55         public List<Resource> getPath(Resource obj) throws DatabaseException {
  56                 return SourceLinkUtil.getPath(graph, model, obj);
  57         }
  58 }