Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.db.layer0 / src / org / simantics / db / layer0 / migration / OntologiesFromLibrary.java

diff --git a/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/migration/OntologiesFromLibrary.java b/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/migration/OntologiesFromLibrary.java
new file mode 100644 (file)
index 0000000..a742b1e
--- /dev/null
+++ b/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/migration/OntologiesFromLibrary.java
@@ -0,0 +1,45 @@
+/*******************************************************************************\r
+ * Copyright (c) 2012 Association for Decentralized Information Management in\r
+ * Industry THTH ry.\r
+ * All rights reserved. This program and the accompanying materials\r
+ * are made available under the terms of the Eclipse Public License v1.0\r
+ * which accompanies this distribution, and is available at\r
+ * http://www.eclipse.org/legal/epl-v10.html\r
+ *\r
+ * Contributors:\r
+ *     VTT Technical Research Centre of Finland - initial API and implementation\r
+ *******************************************************************************/\r
+package org.simantics.db.layer0.migration;\r
+\r
+import java.util.ArrayList;\r
+import java.util.List;\r
+\r
+import org.simantics.db.ReadGraph;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.common.request.ObjectsWithType;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.db.request.Read;\r
+import org.simantics.layer0.Layer0;\r
+\r
+public class OntologiesFromLibrary implements Read<List<Resource>> {\r
+    \r
+    Resource library;\r
+    \r
+    public OntologiesFromLibrary(Resource library) {\r
+        this.library = library;\r
+    }\r
+\r
+    @Override\r
+    public List<Resource> perform(ReadGraph graph) throws DatabaseException {\r
+        Layer0 L0 = Layer0.getInstance(graph);\r
+        ArrayList<Resource> result = new ArrayList<Resource>();\r
+        for(Resource r : graph.syncRequest(new ObjectsWithType(library, L0.ConsistsOf, L0.Library))) {\r
+            if(graph.isInstanceOf(r, L0.Ontology))\r
+                result.add(r);\r
+            else\r
+                result.addAll(graph.syncRequest(new OntologiesFromLibrary(r)));\r
+        }\r
+        return result;\r
+    }\r
+\r
+}\r