public void testDeleteExpression() {
if (isOnServer()) {
// Not work on server.
return;
}
if ((JUnitTestCase.getServerSession()).getPlatform().isSymfoware()) {
getServerSession()
.logMessage(
"Test testDeleteExpression skipped for this platform, "
+ "Symfoware doesn't support UpdateAll/DeleteAll on multi-table objects (see rfe 298193).");
return;
}
JpaEntityManager em = (org.eclipse.persistence.jpa.JpaEntityManager) createEntityManager();
try {
beginTransaction(em);
String orderString = "DELETE FROM OrderBean o WHERE o.customer.name ='Karen McDonald' ";
em.createQuery(orderString).executeUpdate();
orderString = "DELETE FROM OrderBean o WHERE o.billedCustomer.name ='Karen McDonald' ";
em.createQuery(orderString).executeUpdate();
String ejbqlString = "DELETE FROM Customer c WHERE c.name='Karen McDonald' ";
int result = em.createQuery(ejbqlString).executeUpdate();
Assert.assertEquals("Delete Expression test failed: customer to delete not found", 1, result);
em.flush();
ReadAllQuery raq = new ReadAllQuery(Customer.class, new ExpressionBuilder());
Expression whereClause = raq.getExpressionBuilder().get("name").equal("Karen McDonald");
raq.setSelectionCriteria(whereClause);
List customerFound = (List) em.getActiveSession().executeQuery(raq);
Assert.assertEquals("Delete Expression test failed", 0, customerFound.size());
} finally {
rollbackTransaction(em);
}
}
public Object[] find(ReadAllQuery dbQuery) {
Query query = jpa.createQuery(dbQuery);
List l = query.getResultList();
if ((l != null) && (l.size() > 0)) {
return l.toArray();
} else {
return null;
}
}
