--- /dev/null
+package org.simantics.browsing.ui.model.browsecontexts;\r
+\r
+import java.util.ArrayList;\r
+import java.util.Collection;\r
+\r
+import org.simantics.databoard.Bindings;\r
+import org.simantics.db.ReadGraph;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.common.request.TernaryRead;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.db.layer0.adapter.Instances;\r
+import org.simantics.utils.datastructures.Arrays;\r
+import org.simantics.viewpoint.ontology.ViewpointResource;\r
+\r
+public class ContributedActionBrowseContexts extends TernaryRead<Resource,Resource,String,Collection<Resource>> {\r
+\r
+ public ContributedActionBrowseContexts(Resource indexRoot, Resource context, String uiContext) {\r
+ super(indexRoot, context, uiContext);\r
+ }\r
+\r
+ @Override\r
+ public Collection<Resource> perform(ReadGraph graph) throws DatabaseException {\r
+ \r
+ ViewpointResource VP = ViewpointResource.getInstance(graph);\r
+ Instances query = graph.adapt(VP.ActionBrowseContextContribution, Instances.class);\r
+ Collection<Resource> result = new ArrayList<Resource>();\r
+ for(Resource contribution : query.find(graph, parameter)) {\r
+ Resource type = graph.getPossibleObject(contribution, VP.ActionBrowseContextContribution_HasType);\r
+ if(type == null) continue;\r
+ if(graph.isInstanceOf(parameter2, type)) {\r
+ Resource context = graph.getPossibleObject(contribution, VP.ActionBrowseContextContribution_HasActionBrowseContext);\r
+ if(context == null) continue;\r
+ String[] allowedContexts = graph.getPossibleRelatedValue(contribution, VP.ActionBrowseContextContribution_allowedUIContexts, Bindings.STRING_ARRAY);\r
+ if(allowedContexts != null)\r
+ if(!Arrays.contains(allowedContexts, parameter3))\r
+ continue;\r
+ result.add(context);\r
+ }\r
+ }\r
+ return result;\r
+ \r
+ }\r
+\r
+}\r