+package org.simantics.fileimport;\r
+\r
+import java.nio.file.Path;\r
+import java.util.Collections;\r
+import java.util.Map;\r
+import java.util.Optional;\r
+\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.graphfile.util.GraphFileUtil;\r
+\r
+public class FileReferenceFileImport extends SimanticsResourceFileImport {\r
+\r
+ private static final Map<String, String> ALLOWED_EXTENSIONS = Collections.singletonMap("*.asd", "All files");\r
+ \r
+ @Override\r
+ public Optional<Resource> perform(Resource parent, Path file) {\r
+ try {\r
+ return Optional.of(GraphFileUtil.createFileReference(parent, file));\r
+ } catch (DatabaseException e) {\r
+ e.printStackTrace();\r
+ return Optional.empty();\r
+ }\r
+ }\r
+\r
+ @Override\r
+ public Map<String, String> allowedExtensionsWithFilters() {\r
+ return ALLOWED_EXTENSIONS;\r
+ }\r
+\r
+}\r