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* Licensed to the Apache Software Foundation (ASF) under one
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* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
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package org.apache.openjpa.persistence.querycache;
import java.util.List;
import javax.persistence.EntityManager;
import javax.persistence.Query;
import org.apache.openjpa.persistence.EntityManagerImpl;
import org.apache.openjpa.persistence.test.SQLListenerTestCase;
public class TestQuerySQLCache extends SQLListenerTestCase {
EntityManager em;
public void setUp() {
super.setUp(
DROP_TABLES,
"openjpa.jdbc.QuerySQLCache", "true",
"openjpa.DataCache", "false",
QCEntity.class
);
em = emf.createEntityManager();
em.getTransaction().begin();
QCEntity qc1 = new QCEntity("pk1", "description", Long.valueOf(1));
QCEntity qc2 = new QCEntity("pk2", "description-2", Long.valueOf(1));
QCEntity qc3 = new QCEntity("pk3", null, null);
em.persist(qc1);
em.persist(qc2);
em.persist(qc3);
em.getTransaction().commit();
em.clear();
}
public void testNullParamsWithNumericPosition01() {
// Verify Query SQL Cache is enabled
EntityManagerImpl eml = (EntityManagerImpl) em;
assertTrue(eml.getQuerySQLCache());
Query q = em.createQuery("SELECT o from QCEntity o WHERE o.amount=?1");
// Test with NULL parameter, SQL should contain a IS NULL predicate
resetSQL();
q.setParameter(1, null);
List resultListNull1A = q.getResultList();
assertTrue((getLastSQL(sql) != null) && (getLastSQL(sql).contains("IS NULL")));
assertNotNull(resultListNull1A);
assertEquals(1, resultListNull1A.size());
resetSQL();
q.setParameter(1, null);
List resultListNull1B = q.getResultList();
assertTrue((getLastSQL(sql) != null) && (getLastSQL(sql).contains("IS NULL")));
assertNotNull(resultListNull1B);
assertEquals(1, resultListNull1B.size());
// Test with non-NULL paramter, SQL should contain the = predicate
resetSQL();
q.setParameter(1, new Long(1));
List resultListNotNull = q.getResultList();
assertTrue((getLastSQL(sql) != null) && !(getLastSQL(sql).contains("IS NULL")));
assertNotNull(resultListNotNull);
assertEquals(2, resultListNotNull.size());
// Test again with NULL parameter, SQL should contain a IS NULL predicate
resetSQL();
q.setParameter(1, null);
List resultListNull2 = q.getResultList();
assertTrue((getLastSQL(sql) != null) && (getLastSQL(sql).contains("IS NULL")));
assertNotNull(resultListNull2);
assertEquals(1, resultListNull2.size());
}
public void testNullParamsWithNumericPosition02() {
// Verify Query SQL Cache is enabled
EntityManagerImpl eml = (EntityManagerImpl) em;
assertTrue(eml.getQuerySQLCache());
// Test with NULL parameter, SQL should contain a IS NULL predicate
resetSQL();
Query q1 = em.createQuery("SELECT o from QCEntity o WHERE o.amount=?1");
q1.setParameter(1, null);
List resultListNull1A = q1.getResultList();
assertTrue((getLastSQL(sql) != null) && (getLastSQL(sql).contains("IS NULL")));
assertNotNull(resultListNull1A);
assertEquals(1, resultListNull1A.size());
resetSQL();
Query q2 = em.createQuery("SELECT o from QCEntity o WHERE o.amount=?1");
q2.setParameter(1, null);
List resultListNull1B = q2.getResultList();
assertTrue((getLastSQL(sql) != null) && (getLastSQL(sql).contains("IS NULL")));
assertNotNull(resultListNull1B);
assertEquals(1, resultListNull1B.size());
// Test with non-NULL paramter, SQL should contain the = predicate
resetSQL();
Query q3 = em.createQuery("SELECT o from QCEntity o WHERE o.amount=?1");
q3.setParameter(1, new Long(1));
List resultListNotNull = q3.getResultList();
assertTrue((getLastSQL(sql) != null) && !(getLastSQL(sql).contains("IS NULL")));
assertNotNull(resultListNotNull);
assertEquals(2, resultListNotNull.size());
// Test again with NULL parameter, SQL should contain a IS NULL predicate
resetSQL();
Query q4 = em.createQuery("SELECT o from QCEntity o WHERE o.amount=?1");
q4.setParameter(1, null);
List resultListNull2 = q4.getResultList();
assertTrue((getLastSQL(sql) != null) && (getLastSQL(sql).contains("IS NULL")));
assertNotNull(resultListNull2);
assertEquals(1, resultListNull2.size());
}
public void testNullParamsWithNamedQuery01() {
// Verify Query SQL Cache is enabled
EntityManagerImpl eml = (EntityManagerImpl) em;
assertTrue(eml.getQuerySQLCache());
Query q = em.createNamedQuery("QCEntity.getByAmount");
resetSQL();
q.setParameter("amount", null);
List resultListNull1A = q.getResultList();
assertTrue((getLastSQL(sql) != null) && (getLastSQL(sql).contains("IS NULL")));
assertNotNull(resultListNull1A);
assertEquals(1, resultListNull1A.size());
em.clear();
// Test with NULL parameter, SQL should contain a IS NULL predicate
resetSQL();
q.setParameter("amount", null);
List resultListNull1B = q.getResultList();
assertTrue((getLastSQL(sql) != null) && (getLastSQL(sql).contains("IS NULL")));
assertNotNull(resultListNull1B);
assertEquals(1, resultListNull1B.size());
em.clear();
// Test with non-NULL parameter, SQL should contain the = predicate
resetSQL();
q.setParameter("amount", new Long(1));
List resultListNotNull = q.getResultList();
assertTrue((getLastSQL(sql) != null) && !(getLastSQL(sql).contains("IS NULL")));
assertNotNull(resultListNotNull);
assertEquals(2, resultListNotNull.size());
em.clear();
// Test again with NULL parameter, SQL should contain a IS NULL predicate
resetSQL();
q.setParameter("amount", null);
List resultListNull2 = q.getResultList();
assertTrue((getLastSQL(sql) != null) && (getLastSQL(sql).contains("IS NULL")));
assertNotNull(resultListNull2);
assertEquals(1, resultListNull2.size());
em.clear();
}
public void testNullParamsWithNamedQuery02() {
// Verify Query SQL Cache is enabled
EntityManagerImpl eml = (EntityManagerImpl) em;
assertTrue(eml.getQuerySQLCache());
resetSQL();
Query q1A = em.createNamedQuery("QCEntity.getByAmount");
q1A.setParameter("amount", null);
List resultListNull1A = q1A.getResultList();
assertTrue((getLastSQL(sql) != null) && (getLastSQL(sql).contains("IS NULL")));
assertNotNull(resultListNull1A);
assertEquals(1, resultListNull1A.size());
em.clear();
// Test with NULL parameter, SQL should contain a IS NULL predicate
resetSQL();
Query q1B = em.createNamedQuery("QCEntity.getByAmount");
q1B.setParameter("amount", null);
List resultListNull1B = q1B.getResultList();
assertTrue((getLastSQL(sql) != null) && (getLastSQL(sql).contains("IS NULL")));
assertNotNull(resultListNull1B);
assertEquals(1, resultListNull1B.size());
em.clear();
// Test with non-NULL parameter, SQL should contain the = predicate
resetSQL();
Query q2 = em.createNamedQuery("QCEntity.getByAmount");
q2.setParameter("amount", new Long(1));
List resultListNotNull = q2.getResultList();
assertTrue((getLastSQL(sql) != null) && !(getLastSQL(sql).contains("IS NULL")));
assertNotNull(resultListNotNull);
assertEquals(2, resultListNotNull.size());
em.clear();
// Test again with NULL parameter, SQL should contain a IS NULL predicate
resetSQL();
Query q3 = em.createNamedQuery("QCEntity.getByAmount");
q3.setParameter("amount", null);
List resultListNull2 = q3.getResultList();
assertTrue((getLastSQL(sql) != null) && (getLastSQL(sql).contains("IS NULL")));
assertNotNull(resultListNull2);
assertEquals(1, resultListNull2.size());
em.clear();
}
}