+package org.simantics.browsing.ui.model.browsecontexts;\r
+\r
+import java.util.Collection;\r
+\r
+import org.simantics.browsing.ui.model.InvalidContribution;\r
+import org.simantics.db.ReadGraph;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.common.request.UnaryRead;\r
+import org.simantics.db.common.utils.Logger;\r
+import org.simantics.db.exception.DatabaseException;\r
+\r
+public class BrowseContextRequest extends UnaryRead<Collection<Resource>,BrowseContext> {\r
+\r
+ public BrowseContextRequest(Collection<Resource> parameter) {\r
+ super(parameter);\r
+ }\r
+\r
+ @Override\r
+ public BrowseContext perform(ReadGraph graph) throws DatabaseException {\r
+ \r
+ try {\r
+ return BrowseContext.create(graph, parameter);\r
+ } catch (InvalidContribution e) {\r
+ Logger.defaultLogError(e);\r
+ return null;\r
+ }\r
+ \r
+ }\r
+\r
+}\r