org.hibernate.NonUniqueObjectException

[Singh Harmeet]

i was try to generate the org.hibernate.NonUniqueObjectException exception , but there is not exception generated . there is follwing code

User user1 = new User();
user1.setId(9);
user1.setLoginName("HardeepSingh");
session.saveOrUpdate(user1);

session.evict(user1);

User user = (User) session.get(User.class, 9);
		
user.setLoginName("singhHardeep0013");
user.setPassword("paswd");
user.setName("Hardeep Singh");
user.setEmailAddress("[e-mail]");
user.setVerified(true);
user.setLassAccess(new Date());
user.setRegestrationTime(new GregorianCalendar());

[Bill Gorder]

You cannot have 2 objects with the same persistent id in the context at the same time or you get this exception. In your example this does not happen.

Here is a blog that explains it a bit
http://kousikraj.wordpress.com/2010/12/31/hibernate-non-unique-object-exception/