--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/SessionHolder.java	Thu Apr 14 12:08:47 2011 +0000
@@ -0,0 +1,44 @@
+package de.intevation.flys.artifacts.model;
+
+import org.apache.log4j.Logger;
+
+import org.hibernate.Session;
+import org.hibernate.SessionFactory;
+
+import de.intevation.flys.backend.SessionFactoryProvider;
+
+public class SessionHolder
+{
+    private static Logger logger =
+        Logger.getLogger(SessionHolder.class);
+    
+    public static final ThreadLocal<Session> HOLDER =
+        new ThreadLocal<Session>() {
+            protected Session initialValue() {
+                return create();
+            }
+        };
+
+    private SessionHolder() {
+    }
+
+    public synchronized static Session create() {
+        logger.debug("create");
+        SessionFactory sessionFactory =
+            SessionFactoryProvider.createSessionFactory();
+        return sessionFactory.openSession();
+    }
+
+    public static Session acquire() {
+        logger.debug("acquire");
+        Session session = create();
+        HOLDER.set(session);
+        return session;
+    }
+
+    public static void release() {
+        logger.debug("release");
+        HOLDER.remove();
+    }
+}
+// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :