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/**
* Copyright (c) 2004 - 2009 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;
import org.eclipse.emf.cdo.common.revision.CDORevision;
import org.eclipse.emf.cdo.eresource.CDOResource;
import org.eclipse.emf.cdo.session.CDOSession;
import org.eclipse.emf.cdo.spi.common.revision.InternalCDORevisionResolver;
import org.eclipse.emf.cdo.tests.model1.Customer;
import org.eclipse.emf.cdo.tests.model1.SalesOrder;
import org.eclipse.emf.cdo.transaction.CDOTransaction;
import org.eclipse.emf.cdo.util.CDOUtil;
import org.eclipse.emf.common.util.EList;
import java.util.Iterator;
/**
* @author Simon McDuff
*/
public class ChunkingWithMEMTest extends AbstractCDOTest
{
public void testReadNative() throws Exception
{
CDORevision revisionToRemove = null;
{
msg("Opening session");
CDOSession session = openModel1Session();
msg("Attaching transaction");
CDOTransaction transaction = session.openTransaction();
msg("Creating resource");
CDOResource resource = transaction.createResource("/test1");
msg("Creating customer");
Customer customer = getModel1Factory().createCustomer();
customer.setName("customer");
resource.getContents().add(customer);
revisionToRemove = CDOUtil.getCDOObject(customer).cdoRevision();
for (int i = 0; i < 100; i++)
{
msg("Creating salesOrder" + i);
SalesOrder salesOrder = getModel1Factory().createSalesOrder();
salesOrder.setId(i);
salesOrder.setCustomer(customer);
resource.getContents().add(salesOrder);
}
msg("Committing");
transaction.commit();
session.close();
}
InternalCDORevisionResolver revisionManager = getRepository().getRevisionManager();
revisionManager.removeCachedRevision(revisionToRemove);
msg("Opening session");
CDOSession session = openModel1Session();
session.options().setCollectionLoadingPolicy(CDOUtil.createCollectionLoadingPolicy(10, 10));
msg("Attaching transaction");
CDOTransaction transaction = session.openTransaction();
msg("Loading resource");
CDOResource resource = transaction.getResource("/test1");
Customer customer = (Customer)resource.getContents().get(0);
EList<SalesOrder> salesOrders = customer.getSalesOrders();
int i = 0;
for (Iterator<SalesOrder> it = salesOrders.iterator(); it.hasNext();)
{
msg(i++);
SalesOrder salesOrder = it.next();
msg(salesOrder);
}
session.close();
}
public void testWriteNative() throws Exception
{
CDORevision revisionToRemove = null;
{
msg("Opening session");
CDOSession session = openModel1Session();
msg("Attaching transaction");
CDOTransaction transaction = session.openTransaction();
msg("Creating resource");
CDOResource resource = transaction.createResource("/test1");
msg("Creating customer");
Customer customer = getModel1Factory().createCustomer();
customer.setName("customer");
resource.getContents().add(customer);
for (int i = 0; i < 100; i++)
{
msg("Creating salesOrder" + i);
SalesOrder salesOrder = getModel1Factory().createSalesOrder();
salesOrder.setId(i);
salesOrder.setCustomer(customer);
resource.getContents().add(salesOrder);
}
msg("Committing");
transaction.commit();
revisionToRemove = CDOUtil.getCDOObject(customer).cdoRevision();
session.close();
}
InternalCDORevisionResolver revisionManager = getRepository().getRevisionManager();
revisionManager.removeCachedRevision(revisionToRemove);
msg("Opening session");
CDOSession session = openModel1Session();
session.options().setCollectionLoadingPolicy(CDOUtil.createCollectionLoadingPolicy(10, 10));
msg("Attaching transaction");
CDOTransaction transaction = session.openTransaction();
msg("Loading resource");
CDOResource resource = transaction.getResource("/test1");
Customer customer = (Customer)resource.getContents().get(0);
EList<SalesOrder> salesOrders = customer.getSalesOrders();
for (int i = 50; i < 70; i++)
{
SalesOrder salesOrder = getModel1Factory().createSalesOrder();
salesOrder.setId(i + 1000);
resource.getContents().add(salesOrder);
salesOrders.set(i, salesOrder);
}
transaction.commit();
session.close();
}
}
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