How to use

getPersistenceManager

method

in

javax.jdo.Extent

assertEquals(pm, ext.getPersistenceManager());
assertFalse( ext.iterator().hasNext() );
assertEquals(pm, ext.getPersistenceManager());
assertTrue( iter.hasNext() );
TestClass tc2 = iter.next();

assertEquals(pm, ext.getPersistenceManager());
assertEquals(TestClass.class, ext.getCandidateClass());
assertTrue(ext.hasSubclasses());