| /* |
| * TestAccessPathsOfSubqueries.java |
| * |
| * Created on October 17, 2006, 2:51 PM |
| * |
| * To change this template, choose Tools | Template Manager |
| * and open the template in the editor. |
| */ |
| |
| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * 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 |
| * under the License. |
| */ |
| package org.apache.openjpa.persistence.query; |
| |
| import java.util.Arrays; |
| import java.util.Collection; |
| |
| import org.apache.openjpa.kernel.Broker; |
| import org.apache.openjpa.kernel.Query; |
| import org.apache.openjpa.kernel.jpql.JPQLParser; |
| import org.apache.openjpa.meta.ClassMetaData; |
| import org.apache.openjpa.persistence.query.common.apps.RuntimeTest1; |
| import org.apache.openjpa.persistence.query.common.apps.RuntimeTest4; |
| import org.apache.openjpa.persistence.query.common.apps.RuntimeTest5; |
| |
| public class TestAccessPathsOfSubqueries extends BaseQueryTest { |
| |
| /** |
| * Creates a new instance of TestAccessPathsOfSubqueries |
| */ |
| |
| public TestAccessPathsOfSubqueries(String name) { |
| super(name); |
| } |
| |
| public void testSimpleSubqueryAccessPath() { |
| Broker broker = getBrokerFactory().newBroker(); |
| Query q = broker.newQuery(JPQLParser.LANG_JPQL, |
| "SELECT o FROM RuntimeTest1 o WHERE EXISTS (" |
| + "SELECT rt5.name FROM RuntimeTest5 rt5 " |
| + "WHERE rt5.name IS NOT NULL)"); |
| ClassMetaData[] metas = q.getAccessPathMetaDatas(); |
| Collection c = Arrays.asList(metas); |
| ClassMetaData rt1 = broker.getConfiguration(). |
| getMetaDataRepositoryInstance().getMetaData(RuntimeTest1.class, |
| broker.getClassLoader(), true); |
| ClassMetaData rt5 = broker.getConfiguration(). |
| getMetaDataRepositoryInstance().getMetaData(RuntimeTest5.class, |
| broker.getClassLoader(), true); |
| assertTrue(c.contains(rt1)); |
| assertTrue(c.contains(rt5)); |
| assertEquals(2, c.size()); |
| } |
| |
| public void testRelationTraversalSubqueryAccessPath() { |
| Broker broker = getBrokerFactory().newBroker(); |
| Query q = broker.newQuery(JPQLParser.LANG_JPQL, |
| "SELECT o FROM RuntimeTest1 o WHERE EXISTS (" |
| + "SELECT rt5.runtimeTest4.name FROM RuntimeTest5 rt5 " |
| + "WHERE rt5.name IS NOT NULL)"); |
| |
| ClassMetaData[] metas = q.getAccessPathMetaDatas(); |
| Collection c = Arrays.asList(metas); |
| ClassMetaData rt1 = broker.getConfiguration(). |
| getMetaDataRepositoryInstance().getMetaData(RuntimeTest1.class, |
| broker.getClassLoader(), true); |
| ClassMetaData rt4 = broker.getConfiguration(). |
| getMetaDataRepositoryInstance().getMetaData(RuntimeTest4.class, |
| broker.getClassLoader(), true); |
| ClassMetaData rt5 = broker.getConfiguration(). |
| getMetaDataRepositoryInstance().getMetaData(RuntimeTest5.class, |
| broker.getClassLoader(), true); |
| assertTrue(c.contains(rt1)); |
| assertTrue(c.contains(rt4)); |
| assertTrue(c.contains(rt5)); |
| assertEquals(3, c.size()); |
| } |
| } |