/******************************************************************************* | |
* Copyright (c) 1998, 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: | |
* Oracle - initial API and implementation from Oracle TopLink | |
******************************************************************************/ | |
package org.eclipse.persistence.testing.tests.feature; | |
import org.eclipse.persistence.testing.models.employee.domain.*; | |
import org.eclipse.persistence.sequencing.SequencingControl; | |
import org.eclipse.persistence.testing.framework.*; | |
public class SequencingRollbackTest extends AutoVerifyTestCase { | |
protected boolean shouldUseSeparateConnection; | |
protected boolean shouldUseSeparateConnectionOriginal; | |
protected int sequencePreallocationSizeOriginal; | |
protected boolean failed; | |
public SequencingRollbackTest(boolean shouldUseSeparateConnection) { | |
super(); | |
String name = "Sequencing rollback test - "; | |
this.shouldUseSeparateConnection = shouldUseSeparateConnection; | |
if (shouldUseSeparateConnection) { | |
setName(name + "separate sequencing accessor is allowed"); | |
} else { | |
setName(name + "separate sequencing accessor is NOT allowed"); | |
} | |
} | |
protected SequencingControl getSequencingControl() { | |
return getDatabaseSession().getSequencingControl(); | |
} | |
public void setup() { | |
shouldUseSeparateConnectionOriginal = getSequencingControl().shouldUseSeparateConnection(); | |
// sequencePreallocationSizeOriginal = getSequencingControl().getPreallocationSize(); | |
if (shouldUseSeparateConnectionOriginal != shouldUseSeparateConnection) { | |
getSequencingControl().setShouldUseSeparateConnection(shouldUseSeparateConnection); | |
getSequencingControl().resetSequencing(); | |
} | |
getSequencingControl().initializePreallocated(); | |
// getSequencingControl().setPreallocationSize(2); | |
} | |
public void test() { | |
beginTransaction(); | |
// There are no sequence numbers preallocated, therefore new 2 sequence numbers | |
// should be preallocated during getNextValue call | |
int seqNum1 = getSession().getNextSequenceNumberValue(Employee.class).intValue(); | |
rollbackTransaction(); | |
int seqNum2 = getSession().getNextSequenceNumberValue(Employee.class).intValue(); | |
int seqNum3 = getSession().getNextSequenceNumberValue(Employee.class).intValue(); | |
int seqNum4 = getSession().getNextSequenceNumberValue(Employee.class).intValue(); | |
// this would cause PK unique constrain vialotion | |
failed = seqNum2 == seqNum4; | |
} | |
public void verify() { | |
if (failed) { | |
throw new TestErrorException("Duplication of sequence number has occurred"); | |
} | |
} | |
public void reset() { | |
if (shouldUseSeparateConnectionOriginal != shouldUseSeparateConnection) { | |
getSequencingControl().setShouldUseSeparateConnection(shouldUseSeparateConnectionOriginal); | |
getSequencingControl().resetSequencing(); | |
} | |
getSequencingControl().initializePreallocated(); | |
// getSequencingControl().setPreallocationSize(sequencePreallocationSizeOriginal); | |
} | |
} |