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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
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* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
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package org.apache.openjpa.persistence.datacache;
import java.util.Collection;
import java.util.HashMap;
import java.util.Map;
import javax.persistence.EntityManagerFactory;
import org.apache.openjpa.persistence.datacache.common.apps.CacheObjectA;
import org.apache.openjpa.persistence.datacache.common.apps.CacheObjectAChild1;
import org.apache.openjpa.persistence.common.utils.AbstractTestCase;
import org.apache.openjpa.kernel.Broker;
import org.apache.openjpa.kernel.BrokerFactory;
import org.apache.openjpa.kernel.Query;
import org.apache.openjpa.kernel.jpql.JPQLParser;
import org.apache.openjpa.persistence.JPAFacadeHelper;
import org.apache.openjpa.persistence.OpenJPAEntityManagerFactory;
public class TestJPQL2Queries
extends AbstractTestCase {
public TestJPQL2Queries(String test) {
super(test, "datacachecactusapp");
}
private BrokerFactory _factory;
public void setUp() {
deleteAll(CacheObjectA.class);
Map propsMap = new HashMap();
propsMap.put("openjpa.DataCache", "true");
propsMap.put("openjpa.RemoteCommitProvider", "sjvm");
propsMap.put("openjpa.BrokerImpl", CacheTestBroker.class.getName());
EntityManagerFactory emf = getEmf(propsMap);
_factory = JPAFacadeHelper.toBrokerFactory(emf);
Broker broker = _factory.newBroker();
broker.begin();
for (int i = 0; i < 50; i++)
broker.persist(new CacheObjectAChild1("", "JPQL2Queries", i),
null);
broker.commit();
broker.close();
CacheTestHelper.cacheManager(_factory).getSystemQueryCache().clear();
}
public void tearDown()
throws Exception {
try {
_factory.close();
} catch (Exception e) {
}
super.tearDown();
}
public void testUpperRange() {
rangeTestHelper(0, 10);
}
public void testLowerRange() {
rangeTestHelper(5, 50);
}
public void testBothRanges() {
rangeTestHelper(20, 28);
}
private void rangeTestHelper(final int start, final int end) {
Broker broker = _factory.newBroker();
Query q = broker.newQuery(JPQLParser.LANG_JPQL, "Select a FROM " +
CacheObjectAChild1.class.getSimpleName() + " a");
q.setRange(start, end);
// should not yet be in the cache
CacheTestHelper.assertInCache(this, q, Boolean.FALSE);
Collection c = (Collection) q.execute();
// iterate the results. This will cause the query to be
// enlisted in the cache.
CacheTestHelper.iterate(c);
assertEquals(end - start, c.size());
CacheTestHelper.assertInCache(this, q, Boolean.TRUE);
broker.close();
broker = _factory.newBroker();
q = broker.newQuery(JPQLParser.LANG_JPQL, "Select a FROM " +
CacheObjectAChild1.class.getSimpleName() + " a");
q.setRange(start, end);
CacheTestHelper.assertInCache(this, q, Boolean.TRUE);
c = (Collection) q.execute();
assertEquals(end - start, c.size());
// now check if a smaller range is in cache
q = broker.newQuery(JPQLParser.LANG_JPQL, "Select a FROM " +
CacheObjectAChild1.class.getSimpleName() + " a");
q.setRange(start, end - 1);
CacheTestHelper.assertInCache(this, q, Boolean.FALSE);
c = (Collection) q.execute();
assertEquals(end - start - 1, c.size());
broker.close();
}
public void testResultClassIsCached() {
Broker broker = _factory.newBroker();
Query q = broker.newQuery(JPQLParser.LANG_JPQL, "Select a FROM " +
CacheObjectAChild1.class.getSimpleName() + " a");
q.setResultType(Object.class);
Collection c = (Collection) q.execute();
CacheTestHelper.iterate(c);
CacheTestHelper.assertInCache(this, q, Boolean.TRUE);
}
}