bundles/org.simantics.browsing.ui.model/src/org/simantics/browsing/ui/model/browsecontexts/ContributedActionBrowseContexts.java

   1 package org.simantics.browsing.ui.model.browsecontexts;
   2
   3 import java.util.ArrayList;
   4 import java.util.Collection;
   5 import java.util.Collections;
   6
   7 import org.simantics.browsing.ui.model.tests.Test;
   8 import org.simantics.databoard.Bindings;
   9 import org.simantics.db.ReadGraph;
  10 import org.simantics.db.Resource;
  11 import org.simantics.db.common.request.TernaryRead;
  12 import org.simantics.db.exception.DatabaseException;
  13 import org.simantics.db.layer0.adapter.Instances;
  14 import org.simantics.utils.datastructures.Arrays;
  15 import org.simantics.viewpoint.ontology.ViewpointResource;
  16
  17 public class ContributedActionBrowseContexts extends TernaryRead<Resource,Resource,String,Collection<Resource>> {
  18
  19     public ContributedActionBrowseContexts(Resource indexRoot, Resource context, String uiContext) {
  20         super(indexRoot, context, uiContext);
  21     }
  22
  23     @Override
  24     public Collection<Resource> perform(ReadGraph graph) throws DatabaseException {
  25         ViewpointResource VP = ViewpointResource.getInstance(graph);
  26         Instances query = graph.adapt(VP.ActionBrowseContextContribution, Instances.class);
  27         Collection<Resource> result = new ArrayList<>();
  28         for(Resource contribution : query.find(graph, parameter)) {
  29             Collection<Resource> acceptedTypes = graph.getObjects(contribution, VP.ActionBrowseContextContribution_HasType);
  30             Collection<Resource> allTypes = graph.getTypes(parameter2);
  31             if(Collections.disjoint(acceptedTypes, allTypes))
  32                 continue;
  33
  34             Resource context = graph.getPossibleObject(contribution, VP.ActionBrowseContextContribution_HasActionBrowseContext);
  35             if(context == null)
  36                 continue;
  37
  38             Resource testResource = graph.getPossibleObject(contribution, VP.ActionBrowseContextContribution_HasTest);
  39             if(testResource != null) {
  40                 Test test = graph.getPossibleAdapter(testResource, Test.class);
  41                 if(test != null && !test.test(graph, parameter2))
  42                     continue;
  43             }
  44
  45             String[] allowedContexts = graph.getPossibleRelatedValue(contribution, VP.ActionBrowseContextContribution_allowedUIContexts, Bindings.STRING_ARRAY);
  46             if(allowedContexts != null && !Arrays.contains(allowedContexts, parameter3))
  47                 continue;
  48
  49             result.add(context);
  50         }
  51         return result;
  52     }
  53
  54 }