Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.databoard / src / org / simantics / databoard / annotations / Identifier.java

diff --git a/bundles/org.simantics.databoard/src/org/simantics/databoard/annotations/Identifier.java b/bundles/org.simantics.databoard/src/org/simantics/databoard/annotations/Identifier.java
new file mode 100644 (file)
index 0000000..f457c3b
--- /dev/null
+++ b/bundles/org.simantics.databoard/src/org/simantics/databoard/annotations/Identifier.java
@@ -0,0 +1,31 @@
+/*******************************************************************************\r
+ *  Copyright (c) 2010 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.databoard.annotations;
+
+import java.lang.annotation.ElementType;\r
+import java.lang.annotation.Retention;\r
+import java.lang.annotation.RetentionPolicy;\r
+import java.lang.annotation.Target;\r
+\r
+/**\r
+ * A field with this annotation denotes that it describes the identifier of the\r
+ * record. If multiple fields carry identifier annotation, the record has \r
+ * multiple keys.\r
+ *   \r
+ * @author toni.kalajainen\r
+ */
+@Retention(RetentionPolicy.RUNTIME)
+@Target(ElementType.FIELD) 
+public @interface Identifier {
+}
+
+