/******************************************************************************* | |
* Copyright (c) 2012, 2013 Oracle and/or its affiliates. All rights reserved. | |
* This program and the accompanying materials are made available under the | |
* terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0 | |
* which accompanies this distribution. | |
* The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html | |
* and the Eclipse Distribution License is available at | |
* http://www.eclipse.org/org/documents/edl-v10.php. | |
* | |
* Contributors: | |
* vikram.jeet.bhatia@oracle.com | |
******************************************************************************/ | |
package org.eclipse.persistence.testing.tests.queries.optimization; | |
import java.util.*; | |
import org.eclipse.persistence.annotations.BatchFetchType; | |
import org.eclipse.persistence.expressions.Expression; | |
import org.eclipse.persistence.queries.*; | |
import org.eclipse.persistence.testing.framework.*; | |
import org.eclipse.persistence.testing.models.legacy.Shipment; | |
public class NestedBatchReadingNPETest extends TestCase { | |
public Vector result; | |
BatchFetchType batchType; | |
public NestedBatchReadingNPETest(BatchFetchType batchType) { | |
setDescription("Tests batch reading nesting across 1-m and 1-1 mappings, shipment, orders and employee"); | |
this.batchType = batchType; | |
setName(getName() + batchType); | |
} | |
public void reset() { | |
getSession().getIdentityMapAccessor().initializeAllIdentityMaps(); | |
} | |
public void setup() { | |
if ((batchType == BatchFetchType.IN) && !getSession().getPlatform().isOracle()) { | |
throwWarning("Nested arrays not supported on this database"); | |
} | |
} | |
public void test() { | |
ReadAllQuery query = new ReadAllQuery(); | |
query.setBatchFetchType(batchType); | |
query.setReferenceClass(Shipment.class); | |
Expression expression = query.getExpressionBuilder(); | |
Expression expression2List = expression.anyOfAllowingNone("orders"); | |
query.addBatchReadAttribute(expression2List); | |
query.addBatchReadAttribute(expression2List.getAllowingNull("employee").getAllowingNull("computer")); | |
result = (Vector)getSession().executeQuery(query); | |
} | |
public void verify() { | |
// Nothing to verify, will test to verify NPE during executeQuery() above. | |
} | |
} |