InitialContext.lookup(ejbMappedName) return a new instance or an old same instance

InitialContext.lookup(ejbMappedName) return a new instance or an old same
instance

References

Reference NO 1

http://stackoverflow.com/questions/15204388/initialcontext-lookupejbmappedname-return-a-new-instance-or-an-old-same-instan

Reference NO 2

http://stackoverflow.com/questions/tagged/initial-context

Reference NO 3

https://community.jboss.org/thread/202489

Reference NO 4

https://forums.oracle.com/thread/2230754

Reference NO 5

http://middlewaremagic.com/weblogic/?p=5665

Reference NO 6

http://osdir.com/ml/users.openejb.apache.org/2009-10/msg00137.html

Reference NO 7

http://web.univ-pau.fr/~barbier/Software_Components_and_Services/EJB/EJB.xhtml

Reference NO 8

http://arquillian.org/blog/tags/examples/