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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
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package org.apache.openjpa.kernel;
import java.util.HashMap;
import java.util.Map;
import javax.persistence.Persistence;
import org.apache.openjpa.kernel.QueryImpl.Compilation;
import org.apache.openjpa.kernel.jpql.JPQLExpressionBuilder.ParsedJPQL;
import org.apache.openjpa.persistence.OpenJPAEntityManager;
import org.apache.openjpa.persistence.OpenJPAPersistence;
import org.apache.openjpa.persistence.OpenJPAQuery;
import org.apache.openjpa.persistence.OpenJPAEntityManagerFactorySPI;
import org.apache.openjpa.persistence.simple.NamedEntity;
import junit.framework.TestCase;
public class TestQueryCompilationCache
extends TestCase {
public void testDynamicJPQLWithNamedEntity() {
Map props = new HashMap(System.getProperties());
props.put("openjpa.MetaDataFactory", "jpa(Types="
+ NamedEntity.class.getName() + ")");
OpenJPAEntityManagerFactorySPI emf = (OpenJPAEntityManagerFactorySPI)
OpenJPAPersistence.cast(
Persistence.createEntityManagerFactory("test", props));
Map cache = emf.getConfiguration().getQueryCompilationCacheInstance();
cache.clear();
OpenJPAEntityManager em = emf.createEntityManager();
OpenJPAQuery q = em.createQuery("select o from named o");
q.compile();
em.close();
// make sure that there's an entry in the cache now
assertEquals(1, cache.size());
// dig into the entry and check its internal state
Compilation comp = (Compilation) cache.values().iterator().next();
assertEquals(NamedEntity.class,
((ParsedJPQL) comp.storeData).getCandidateType());
emf.close();
}
}