bundles/org.simantics.db.common/src/org/simantics/db/common/service/ServiceActivityUpdaterForWriteTransactions.java

   1 package org.simantics.db.common.service;\r
   2 \r
   3 import org.simantics.db.Session;\r
   4 import org.simantics.db.common.session.SessionEventListenerAdapter;\r
   5 import org.simantics.db.service.ServiceActivityMonitor;\r
   6 import org.simantics.db.service.SessionEventSupport;\r
   7 \r
   8 public class ServiceActivityUpdaterForWriteTransactions\r
   9         extends SessionEventListenerAdapter {\r
  10 \r
  11     private final ServiceActivityMonitor serviceActivityMonitor;\r
  12     \r
  13     public ServiceActivityUpdaterForWriteTransactions(\r
  14             ServiceActivityMonitor serviceActivityMonitor) {\r
  15         this.serviceActivityMonitor = serviceActivityMonitor;\r
  16     }\r
  17 \r
  18     @Override\r
  19     public void writeTransactionStarted() {\r
  20         serviceActivityMonitor.registerActivity(this);\r
  21     }\r
  22 \r
  23     @Override\r
  24     public void writeTransactionFinished() {\r
  25         serviceActivityMonitor.unregisterActivity(this);\r
  26     }\r
  27     \r
  28     public static void register(Session session) {\r
  29         ServiceActivityUpdaterForWriteTransactions updater =\r
  30                 new ServiceActivityUpdaterForWriteTransactions(\r
  31                         session.getService(ServiceActivityMonitor.class));\r
  32         session.getService(SessionEventSupport.class).addListener(updater);\r
  33     }\r
  34 \r
  35 }\r