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/*
* Copyright (c) 2013, 2016 Eike Stepper (Loehne, 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:
* Eike Stepper - initial API and implementation
*/
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.Order;
import org.eclipse.emf.cdo.tests.model1.PurchaseOrder;
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.cdo.view.CDOView;
import org.eclipse.net4j.util.collection.CloseableIterator;
import org.eclipse.emf.ecore.EObject;
import java.util.List;
/**
* Bug 416555: Provide CDOView.queryInstances(EClass).
*
* @author Eike Stepper
*/
public class Bugzilla_416555_Test extends AbstractCDOTest
{
public void testQueryInstances() throws Exception
{
CDOSession session1 = openSession();
CDOTransaction transaction = session1.openTransaction();
CDOResource resource = transaction.createResource(getResourcePath("/test1"));
int orders = transaction.queryInstances(getModel1Package().getOrder()).size();
int purchaseOrders = transaction.queryInstances(getModel1Package().getPurchaseOrder()).size();
int salesOrders = transaction.queryInstances(getModel1Package().getSalesOrder()).size();
resource.getContents().add(getModel1Factory().createPurchaseOrder());
resource.getContents().add(getModel1Factory().createPurchaseOrder());
resource.getContents().add(getModel1Factory().createPurchaseOrder());
resource.getContents().add(getModel1Factory().createPurchaseOrder());
resource.getContents().add(getModel1Factory().createSalesOrder());
resource.getContents().add(getModel1Factory().createSalesOrder());
resource.getContents().add(getModel1Factory().createSalesOrder());
resource.getContents().add(getModel1Factory().createSalesOrder());
resource.getContents().add(getModel1Factory().createSalesOrder());
assertResult(transaction, orders + 9, purchaseOrders + 4, salesOrders + 5);
resource.getContents().remove(0);
resource.getContents().remove(0);
assertResult(transaction, orders + 7, purchaseOrders + 2, salesOrders + 5);
transaction.commit();
resource.getContents().remove(0);
resource.getContents().remove(0);
assertResult(transaction, orders + 5, purchaseOrders, salesOrders + 5);
transaction.commit();
session1.close();
/******************/
CDOSession session2 = openSession();
CDOView view = session2.openView();
assertResult(view, orders + 5, purchaseOrders, salesOrders + 5);
}
private void assertResult(CDOView view, int orders, int purchaseOrders, int salesOrders)
{
assertResult(orders, view.queryInstances(getModel1Package().getOrder()), Order.class);
assertResult(purchaseOrders, view.queryInstances(getModel1Package().getPurchaseOrder()), PurchaseOrder.class);
assertResult(salesOrders, view.queryInstances(getModel1Package().getSalesOrder()), SalesOrder.class);
}
private void assertResult(int expected, List<EObject> results, Class<?> c)
{
assertEquals(expected, results.size());
for (EObject result : results)
{
assertInstanceOf(c, CDOUtil.getEObject(result));
}
}
public void testQueryInstancesAsync() throws Exception
{
CDOSession session1 = openSession();
CDOTransaction transaction = session1.openTransaction();
CDOResource resource = transaction.createResource(getResourcePath("/test1"));
int orders = transaction.queryInstances(getModel1Package().getOrder()).size();
int purchaseOrders = transaction.queryInstances(getModel1Package().getPurchaseOrder()).size();
int salesOrders = transaction.queryInstances(getModel1Package().getSalesOrder()).size();
resource.getContents().add(getModel1Factory().createPurchaseOrder());
resource.getContents().add(getModel1Factory().createPurchaseOrder());
resource.getContents().add(getModel1Factory().createPurchaseOrder());
resource.getContents().add(getModel1Factory().createPurchaseOrder());
resource.getContents().add(getModel1Factory().createSalesOrder());
resource.getContents().add(getModel1Factory().createSalesOrder());
resource.getContents().add(getModel1Factory().createSalesOrder());
resource.getContents().add(getModel1Factory().createSalesOrder());
resource.getContents().add(getModel1Factory().createSalesOrder());
assertResultAsync(transaction, orders + 9, purchaseOrders + 4, salesOrders + 5);
resource.getContents().remove(0);
resource.getContents().remove(0);
assertResult(transaction, orders + 7, purchaseOrders + 2, salesOrders + 5);
transaction.commit();
resource.getContents().remove(0);
resource.getContents().remove(0);
assertResult(transaction, orders + 5, purchaseOrders, salesOrders + 5);
transaction.commit();
session1.close();
/******************/
CDOSession session2 = openSession();
CDOView view = session2.openView();
assertResultAsync(view, orders + 5, purchaseOrders, salesOrders + 5);
}
private void assertResultAsync(CDOView view, int orders, int purchaseOrders, int salesOrders)
{
assertResultAsync(orders, view.queryInstancesAsync(getModel1Package().getOrder()), Order.class);
assertResultAsync(purchaseOrders, view.queryInstancesAsync(getModel1Package().getPurchaseOrder()), PurchaseOrder.class);
assertResultAsync(salesOrders, view.queryInstancesAsync(getModel1Package().getSalesOrder()), SalesOrder.class);
}
private void assertResultAsync(int expected, CloseableIterator<EObject> it, Class<?> c)
{
int count = 0;
while (it.hasNext())
{
EObject result = it.next();
assertInstanceOf(c, CDOUtil.getEObject(result));
++count;
}
assertEquals(expected, count);
}
}
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