Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.db.layer0 / src / org / simantics / db / layer0 / util / DataValues.java

diff --git a/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/util/DataValues.java b/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/util/DataValues.java
new file mode 100644 (file)
index 0000000..9e66fd7
--- /dev/null
+++ b/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/util/DataValues.java
@@ -0,0 +1,37 @@
+/*******************************************************************************\r
+ * Copyright (c) 2007, 2010 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
+ *     VTT Technical Research Centre of Finland - initial API and implementation\r
+ *******************************************************************************/\r
+package org.simantics.db.layer0.util;\r
+\r
+import org.simantics.databoard.Bindings;\r
+import org.simantics.databoard.binding.Binding;\r
+import org.simantics.databoard.type.Datatype;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.WriteGraph;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.layer0.Layer0;\r
+\r
+public class DataValues {\r
+\r
+       public static Resource createLiteral(WriteGraph g, Object value, Binding binding) throws DatabaseException {\r
+               Layer0 l0 = Layer0.getInstance(g);\r
+               Resource literal = g.newResource();\r
+               g.claim(literal, l0.InstanceOf, l0.Literal);\r
+               Resource dataType = g.newResource();\r
+               g.claim(dataType, l0.InstanceOf, l0.DataType);\r
+               g.claimValue(dataType, binding.type(), \r
+                               Bindings.getBindingUnchecked(Datatype.class));\r
+               g.claim(literal, l0.HasDataType, dataType);\r
+               g.claimValue(literal, value, binding);\r
+               return literal;\r
+       }\r
+               \r
+}\r