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Sync git svn branch with SVN repository r33366.
[simantics/platform.git] / bundles / org.simantics.modeling / src / org / simantics / modeling / Rename.java
1 package org.simantics.modeling;\r
2 \r
3 import org.simantics.db.Resource;\r
4 import org.simantics.db.WriteGraph;\r
5 import org.simantics.db.common.CommentMetadata;\r
6 import org.simantics.db.common.utils.NameUtils;\r
7 import org.simantics.db.exception.DatabaseException;\r
8 import org.simantics.db.layer0.adapter.impl.EntityNameModifier;\r
9 import org.simantics.db.layer0.adapter.impl.EntityStringModifierFactory;\r
10 import org.simantics.layer0.Layer0;\r
11 \r
12 public class Rename {\r
13         \r
14     public static String renameNode (WriteGraph graph, Resource node, String newName) throws DatabaseException {\r
15         \r
16         Layer0 L0 = Layer0.getInstance(graph);\r
17         Resource previousName = graph.getPossibleObject(node, L0.HasName);\r
18         String nodeName = NameUtils.getSafeName(graph, node);\r
19         EntityStringModifierFactory factory = new EntityStringModifierFactory(node);\r
20         EntityNameModifier modifier = (EntityNameModifier) factory.createModifier(graph, L0.HasName, previousName);\r
21         \r
22         String error = modifier.isValid(newName);\r
23         if (error != null) {\r
24                 return error;\r
25         }\r
26         \r
27         modifier.modify(graph, newName);\r
28         \r
29         CommentMetadata cm = graph.getMetadata(CommentMetadata.class);\r
30         graph.addMetadata(cm.add("Renamed node " + nodeName + ", resource  " + node +  ", to " + newName));\r
31         \r
32                 return "Succesfully renamed "+ nodeName + " to " + newName;\r
33     }\r
34     \r
35 }\r