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

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