tests/org.simantics.db.tests/src/org/simantics/db/tests/api/story/sessionGarbageCollection/AppendList.java

   1 package org.simantics.db.tests.api.story.sessionGarbageCollection;
   2
   3 import java.util.ArrayList;
   4 import java.util.Collection;
   5
   6 import org.simantics.databoard.Bindings;
   7 import org.simantics.db.Resource;
   8 import org.simantics.db.WriteGraph;
   9 import org.simantics.db.common.utils.ListUtils;
  10 import org.simantics.db.exception.DatabaseException;
  11 import org.simantics.db.layer0.util.SessionGarbageCollection;
  12 import org.simantics.db.testing.common.WriteCommand;
  13 import org.simantics.layer0.Layer0;
  14 import org.simantics.utils.datastructures.collections.CollectionUtils;
  15
  16 public class AppendList extends WriteCommand<CollectDuringWriteAndRead> {
  17
  18         @Override
  19         protected void run(WriteGraph graph, CollectDuringWriteAndRead environment) throws DatabaseException {
  20
  21                 Layer0 L0 = Layer0.getInstance(graph);
  22                 Resource root = environment.getRoot();
  23                 int listSize = environment.getListSize();
  24                 int index = environment.incrementAndGetIndex();
  25
  26                 Collection<Resource> lists = graph.getObjects(root, L0.ConsistsOf);
  27                 if(lists.size() == 0) return;
  28
  29                 int position = environment.randomNatural() % lists.size();
  30
  31                 Resource r = CollectionUtils.element(lists, position);
  32
  33                 for(int i=0,index2=0;i<3;i++) {
  34                         ArrayList<Resource> rs = new ArrayList<Resource>();
  35                         for(int j=0;j<listSize;j++) {
  36                                 Resource r2 = graph.newResource();
  37                                 graph.addLiteral(r2, L0.HasName, L0.NameOf, L0.String, "" + (index) + "-" + index2++, Bindings.STRING);
  38                                 rs.add(r2);
  39                         }
  40                         ListUtils.insertBack(graph, r, rs);
  41                         SessionGarbageCollection.gc(graph, Integer.MAX_VALUE, 0);
  42                 }
  43
  44
  45         }
  46
  47 }