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/**
* Copyright (c) 2004 - 2010 Eike Stepper (Berlin, Germany) and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Simon McDuff - initial API and implementation
* Eike Stepper - maintenance
*/
package org.eclipse.emf.cdo.tests.bugzilla;
import org.eclipse.emf.cdo.eresource.CDOResource;
import org.eclipse.emf.cdo.session.CDOSession;
import org.eclipse.emf.cdo.tests.AbstractCDOTest;
import org.eclipse.emf.cdo.tests.model1.Company;
import org.eclipse.emf.cdo.transaction.CDOTransaction;
import org.eclipse.emf.cdo.transaction.CDOXATransaction;
import org.eclipse.emf.cdo.util.CDOUtil;
import org.eclipse.emf.internal.cdo.session.SessionUtil;
import org.eclipse.emf.ecore.resource.ResourceSet;
import org.eclipse.emf.ecore.resource.impl.ResourceSetImpl;
/**
* CommitTransactionRequest sent redundantly
* <p>
* See bug 259869
*
* @author Simon McDuff
*/
public class Bugzilla_259869_Test extends AbstractCDOTest
{
final static public String REPOSITORY2_NAME = "repo2";
public void testBugzilla_259869() throws Exception
{
CDOSession session = openSession();
session.getPackageRegistry().putEPackage(getModel1Package());
CDOTransaction transaction = session.openTransaction();
CDOResource resource1 = transaction.createResource("test1");
Company company = getModel1Factory().createCompany();
resource1.getContents().add(company);
transaction.commit();
long start = System.currentTimeMillis();
for (int i = 0; i < 500; i++)
{
company.setName(String.valueOf(i));
transaction.commit();
}
long timeCommitWithChanges = System.currentTimeMillis() - start;
start = System.currentTimeMillis();
for (int i = 0; i < 500; i++)
{
transaction.commit();
}
long timeToCommitNoChange = System.currentTimeMillis() - start;
assertTrue(timeCommitWithChanges > timeToCommitNoChange * 1.2);
}
public void testBugzilla_259869_XA() throws Exception
{
getRepository(REPOSITORY2_NAME);
CDOSession sessionA = openSession();
CDOSession sessionB = openSession(REPOSITORY2_NAME);
ResourceSet resourceSet = new ResourceSetImpl();
CDOXATransaction xaTransaction = CDOUtil.createXATransaction();
SessionUtil.prepareResourceSet(resourceSet);
xaTransaction.add(CDOUtil.getViewSet(resourceSet));
sessionA.getPackageRegistry().putEPackage(getModel1Package());
sessionB.getPackageRegistry().putEPackage(getModel1Package());
CDOTransaction transactionA1 = sessionA.openTransaction(resourceSet);
CDOTransaction transactionB1 = sessionB.openTransaction(resourceSet);
CDOResource resA = transactionA1.createResource("/resA");
CDOResource resB = transactionB1.createResource("/resB");
Company companyA = getModel1Factory().createCompany();
resA.getContents().add(companyA);
transactionA1.commit();
Company companyB = getModel1Factory().createCompany();
resB.getContents().add(companyB);
transactionB1.commit();
long start = System.currentTimeMillis();
for (int i = 0; i < 500; i++)
{
companyA.setName(String.valueOf(i));
companyB.setName(String.valueOf(i));
xaTransaction.commit();
}
long timeCommitWithChanges = System.currentTimeMillis() - start;
start = System.currentTimeMillis();
for (int i = 0; i < 500; i++)
{
xaTransaction.commit();
}
long timeToCommitNoChange = System.currentTimeMillis() - start;
assertTrue(timeCommitWithChanges > timeToCommitNoChange * 1.2);
}
}
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