/******************************************************************************* | |
* 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.performance.reading; | |
import java.util.*; | |
import org.eclipse.persistence.queries.*; | |
import org.eclipse.persistence.sessions.*; | |
import org.eclipse.persistence.expressions.*; | |
import org.eclipse.persistence.testing.models.performance.toplink.*; | |
import org.eclipse.persistence.testing.framework.*; | |
/** | |
* This test compares the performance of read all in unit of work vs conform read all. | |
*/ | |
public class ReadAllvsConformTest extends PerformanceComparisonTestCase { | |
protected UnitOfWork uow; | |
public ReadAllvsConformTest() { | |
setDescription("This test compares the performance of read all in unit of work vs conform read all."); | |
addReadAllConformTest(); | |
} | |
/** | |
* Create a unit of work with changes. | |
*/ | |
public void setup() { | |
uow = getSession().acquireUnitOfWork(); | |
List employees = uow.readAllObjects(Employee.class); | |
uow.deleteObject(employees.get(5)); | |
uow.registerNewObject(new Employee()); | |
Employee changedEmployee = (Employee)employees.get(10); | |
changedEmployee.setSalary(0); | |
} | |
/** | |
* Read all employees with salary > 0. | |
*/ | |
public void test() throws Exception { | |
ReadAllQuery query = new ReadAllQuery(Employee.class); | |
ExpressionBuilder builder = new ExpressionBuilder(); | |
query.setSelectionCriteria(builder.get("salary").greaterThan(0)); | |
List results = (List)uow.executeQuery(query); | |
} | |
/** | |
* Read all employees in-memory. | |
*/ | |
public void addReadAllConformTest() { | |
PerformanceComparisonTestCase test = new PerformanceComparisonTestCase() { | |
public void test() { | |
ReadAllQuery query = new ReadAllQuery(Employee.class); | |
ExpressionBuilder builder = new ExpressionBuilder(); | |
query.setSelectionCriteria(builder.get("salary").greaterThan(0)); | |
query.conformResultsInUnitOfWork(); | |
List results = (List)uow.executeQuery(query); | |
} | |
}; | |
test.setName("ReadAllConformTest"); | |
test.setAllowableDecrease(-120); | |
addTest(test); | |
} | |
} |