Map<String, Client> clientMap = getDelegate(); if (!clientMap.isEmpty())
@Override public final Object getDelegate() { checkClosed(); return getPersistenceDelegator().getDelegate(); }
@Test public void testClose() { PersistenceDelegator pd = ((EntityManagerImpl) em).getPersistenceDelegator(); Assert.assertTrue(pd.isOpen()); pd.close(); Assert.assertFalse(pd.isOpen()); Assert.assertTrue(pd.getDelegate().isEmpty()); }