Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.event / src / org / simantics / event / util / EventUtils.java

diff --git a/bundles/org.simantics.event/src/org/simantics/event/util/EventUtils.java b/bundles/org.simantics.event/src/org/simantics/event/util/EventUtils.java
new file mode 100644 (file)
index 0000000..bb85be2
--- /dev/null
+++ b/bundles/org.simantics.event/src/org/simantics/event/util/EventUtils.java
@@ -0,0 +1,29 @@
+package org.simantics.event.util;\r
+\r
+import java.util.UUID;\r
+\r
+import org.simantics.databoard.Bindings;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.WriteGraph;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.event.ontology.EventResource;\r
+import org.simantics.layer0.Layer0;\r
+\r
+public class EventUtils {\r
+\r
+       public static final int MAX_EVENTS = 1000;\r
+       public static final int SLICE_SIZE = 64;\r
+       public static final int KEEPS_SLICES = (MAX_EVENTS / SLICE_SIZE) + 2;\r
+       public static final String MAX_SLICE_NAME = "" + (SLICE_SIZE-1);\r
+\r
+       public static Resource createLog(WriteGraph graph) throws DatabaseException {\r
+               Layer0 L0 = Layer0.getInstance(graph);\r
+               EventResource EVENT = EventResource.getInstance(graph);\r
+        Resource log = graph.newResource();\r
+        graph.claim(log, L0.InstanceOf, null, EVENT.EventLog);\r
+        graph.claimLiteral(log, L0.HasName, UUID.randomUUID().toString(), Bindings.STRING);\r
+        graph.claimLiteral(log, EVENT.HasModificationCounter, 0, Bindings.INTEGER);\r
+        return log;\r
+       }\r
+       \r
+}\r