Migrated source code from Simantics SVN

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

diff --git a/bundles/org.simantics.modeling/src/org/simantics/modeling/adapters/ConnectionRelationStringModifierFactory.java b/bundles/org.simantics.modeling/src/org/simantics/modeling/adapters/ConnectionRelationStringModifierFactory.java
new file mode 100644 (file)
index 0000000..79b78a7
--- /dev/null
+++ b/bundles/org.simantics.modeling/src/org/simantics/modeling/adapters/ConnectionRelationStringModifierFactory.java
@@ -0,0 +1,50 @@
+/*******************************************************************************\r
+ * Copyright (c) 2014 Association for Decentralized Information Management\r
+ * in 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
+ *     Semantum Oy - initial API and implementation\r
+ *******************************************************************************/\r
+package org.simantics.modeling.adapters;\r
+\r
+import org.simantics.db.ReadGraph;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.db.layer0.adapter.StringModifier;\r
+import org.simantics.db.layer0.adapter.StringModifierFactory;\r
+import org.simantics.db.layer0.adapter.impl.RelatedEntityNameModifier;\r
+import org.simantics.layer0.Layer0;\r
+import org.simantics.modeling.ModelingResources;\r
+\r
+/**\r
+ * @author Tuukka Lehtonen\r
+ */\r
+public class ConnectionRelationStringModifierFactory implements StringModifierFactory {\r
+\r
+       private Resource subject;\r
+\r
+       public ConnectionRelationStringModifierFactory(Resource subject) throws DatabaseException {\r
+               this.subject = subject;\r
+       }\r
+\r
+       @Override\r
+       public StringModifier createModifier(ReadGraph graph, Resource relation, Resource property) throws DatabaseException {\r
+               Layer0 L0 = Layer0.getInstance(graph);\r
+\r
+               // Names require special care in validation and modification.\r
+               if (L0.HasName.equals(relation)) {\r
+                       // Always rename all (configuration and diagram) connection relations \r
+                       ModelingResources MOD = ModelingResources.getInstance(graph);\r
+                       Resource connectionRelation = graph.getPossibleObject(subject, MOD.DiagramConnectionRelationToConnectionRelation);\r
+                       Resource subject = connectionRelation != null ? connectionRelation : this.subject;\r
+                       return new RelatedEntityNameModifier(graph, subject, property, MOD.ConnectionRelationToDiagramConnectionRelation);\r
+               }\r
+\r
+               return null;\r
+       }\r
+\r
+}\r