wip: add MDB scheme support in SpaceFactory

Author: ar-agt

jpos/src/main/java/org/jpos/space/SpaceFactory.java

@@ -67,6 +67,7 @@ public class SpaceFactory {
     public static final String SPACELET   = "spacelet";
     public static final String JDBM       = "jdbm";
     public static final String JE         = "je";
+    public static final String MDB        = "mdb";
     public static final String DEFAULT    = "default";
     private static ScheduledThreadPoolExecutor gcExecutor = ConcurrentUtil.newScheduledThreadPoolExecutor();
 
@@ -147,6 +148,11 @@ private static Space createSpace (String scheme, String name, String param)
                 sp = JESpace.getSpace (name, param);
             else
                 sp = JESpace.getSpace (name);
+        } else if (MDB.equals(scheme)) {
+            if (param != null)
+                sp = MDBSpace.getSpace(name, param);
+            else
+                sp = MDBSpace.getSpace(name);
         }
         return sp;
     }