Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.db.common / src / org / simantics / db / common / service / ServiceActivityUpdaterForWriteTransactions.java

diff --git a/bundles/org.simantics.db.common/src/org/simantics/db/common/service/ServiceActivityUpdaterForWriteTransactions.java b/bundles/org.simantics.db.common/src/org/simantics/db/common/service/ServiceActivityUpdaterForWriteTransactions.java
new file mode 100644 (file)
index 0000000..d5802ee
--- /dev/null
+++ b/bundles/org.simantics.db.common/src/org/simantics/db/common/service/ServiceActivityUpdaterForWriteTransactions.java
@@ -0,0 +1,35 @@
+package org.simantics.db.common.service;\r
+\r
+import org.simantics.db.Session;\r
+import org.simantics.db.common.session.SessionEventListenerAdapter;\r
+import org.simantics.db.service.ServiceActivityMonitor;\r
+import org.simantics.db.service.SessionEventSupport;\r
+\r
+public class ServiceActivityUpdaterForWriteTransactions\r
+        extends SessionEventListenerAdapter {\r
+\r
+    private final ServiceActivityMonitor serviceActivityMonitor;\r
+    \r
+    public ServiceActivityUpdaterForWriteTransactions(\r
+            ServiceActivityMonitor serviceActivityMonitor) {\r
+        this.serviceActivityMonitor = serviceActivityMonitor;\r
+    }\r
+\r
+    @Override\r
+    public void writeTransactionStarted() {\r
+        serviceActivityMonitor.registerActivity(this);\r
+    }\r
+\r
+    @Override\r
+    public void writeTransactionFinished() {\r
+        serviceActivityMonitor.unregisterActivity(this);\r
+    }\r
+    \r
+    public static void register(Session session) {\r
+        ServiceActivityUpdaterForWriteTransactions updater =\r
+                new ServiceActivityUpdaterForWriteTransactions(\r
+                        session.getService(ServiceActivityMonitor.class));\r
+        session.getService(SessionEventSupport.class).addListener(updater);\r
+    }\r
+\r
+}\r