Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.modeling / src / org / simantics / modeling / Rename.java

diff --git a/bundles/org.simantics.modeling/src/org/simantics/modeling/Rename.java b/bundles/org.simantics.modeling/src/org/simantics/modeling/Rename.java
new file mode 100644 (file)
index 0000000..f493829
--- /dev/null
+++ b/bundles/org.simantics.modeling/src/org/simantics/modeling/Rename.java
@@ -0,0 +1,35 @@
+package org.simantics.modeling;\r
+\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.WriteGraph;\r
+import org.simantics.db.common.CommentMetadata;\r
+import org.simantics.db.common.utils.NameUtils;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.db.layer0.adapter.impl.EntityNameModifier;\r
+import org.simantics.db.layer0.adapter.impl.EntityStringModifierFactory;\r
+import org.simantics.layer0.Layer0;\r
+\r
+public class Rename {\r
+       \r
+    public static String renameNode (WriteGraph graph, Resource node, String newName) throws DatabaseException {\r
+       \r
+       Layer0 L0 = Layer0.getInstance(graph);\r
+       Resource previousName = graph.getPossibleObject(node, L0.HasName);\r
+       String nodeName = NameUtils.getSafeName(graph, node);\r
+       EntityStringModifierFactory factory = new EntityStringModifierFactory(node);\r
+       EntityNameModifier modifier = (EntityNameModifier) factory.createModifier(graph, L0.HasName, previousName);\r
+       \r
+       String error = modifier.isValid(newName);\r
+       if (error != null) {\r
+               return error;\r
+       }\r
+       \r
+       modifier.modify(graph, newName);\r
+       \r
+       CommentMetadata cm = graph.getMetadata(CommentMetadata.class);\r
+       graph.addMetadata(cm.add("Renamed node " + nodeName + ", resource  " + node +  ", to " + newName));\r
+       \r
+               return "Succesfully renamed "+ nodeName + " to " + newName;\r
+    }\r
+    \r
+}\r