diff flys-backend/src/main/java/de/intevation/flys/backend/SessionHolder.java @ 3820:8a75cf0841b1 pre2.7-2012-03-16

merged flys-backend/pre2.7-2012-03-16
author Thomas Arendsen Hein <thomas@intevation.de>
date Fri, 28 Sep 2012 12:14:59 +0200
parents 8bd50b41dea6
children 76c75c8b9ee0
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/flys-backend/src/main/java/de/intevation/flys/backend/SessionHolder.java	Fri Sep 28 12:14:59 2012 +0200
@@ -0,0 +1,43 @@
+package de.intevation.flys.backend;
+
+import org.apache.log4j.Logger;
+
+import org.hibernate.Session;
+import org.hibernate.SessionFactory;
+
+
+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.getSessionFactory();
+        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 :

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