public void testHintsAreProcessed() {
Query q = em.createNamedQuery("SQLWithHints");
assertEquals(QueryLanguages.LANG_SQL, OpenJPAPersistence.cast(q).getLanguage());
String hintKey = "XYZ";
assertTrue(q.getHints().containsKey(hintKey));
assertEquals("abc", q.getHints().get(hintKey));
}
private Query recreateQuery(Query current, String newSqlString) {
Query result = entityManager.createQuery(newSqlString);
for (Entry<String, Object> hint : current.getHints().entrySet()) {
result.setHint(hint.getKey(), hint.getValue());
}
return result;
}
private Query recreateQuery(Query current, String newSqlString) {
Query result = entityManager.createQuery(newSqlString);
Map<String, Object> hints = current.getHints();
for (String hintName : hints.keySet()) {
result.setHint(hintName, hints.get(hintName));
}
return result;
}
/**
* If the named query has the "query" hint, it uses the hint value (which must be jpa QL) to
* create a new query and append to it the proper order by clause.
*/
private String getQueryString(Query query) {
Map<String, Object> hints = query.getHints();
return hints != null ? (String) hints.get("query") : null;
}