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/*******************************************************************************
* 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.writing;
import org.eclipse.persistence.expressions.*;
import org.eclipse.persistence.sessions.*;
import org.eclipse.persistence.testing.tests.performance.PerformanceTest;
import org.eclipse.persistence.sessions.server.*;
import org.eclipse.persistence.testing.models.performance.toplink.*;
/**
* This tests the performance of unit of work with no changes.
* It uses a client session to also test client session creation.
* Its purpose is to compare the test result with previous release/label results.
* It also provides a useful test for profiling performance.
*/
public class UnitOfWorkNoChangesClientSessionEmployeeTest extends PerformanceTest {
protected Server server;
protected Employee employee;
public UnitOfWorkNoChangesClientSessionEmployeeTest() {
setDescription("This tests the performance of unit of work with no changes.");
}
/**
* Find any employee.
*/
public void setup() {
server = getSession().getProject().createServerSession();
server.login();
Expression expression = new ExpressionBuilder().get("firstName").equal("Bob");
employee = (Employee)getSession().readObject(Employee.class, expression);
}
/**
* Read employee and clear the cache, test database read.
*/
public void test() throws Exception {
Session client = server.acquireClientSession();
UnitOfWork uow = client.acquireUnitOfWork();
Employee employee = (Employee)uow.readObject(this.employee);
uow.commit();
client.release();
}
public void reset() {
server.logout();
}
}