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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.eresource.CDOResource;
import org.eclipse.emf.cdo.session.CDOSession;
import org.eclipse.emf.cdo.tests.model1.Company;
import org.eclipse.emf.cdo.tests.model1.PurchaseOrder;
import org.eclipse.emf.cdo.tests.model1.Supplier;
import org.eclipse.emf.cdo.tests.model2.Model2Package;
import org.eclipse.emf.cdo.tests.model4.GenRefSingleNonContained;
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.cdo.util.DanglingReferenceException;
import org.eclipse.emf.cdo.view.CDOViewSet;
import org.eclipse.net4j.util.transaction.TransactionException;
import org.eclipse.emf.common.util.EList;
import org.eclipse.emf.common.util.URI;
import org.eclipse.emf.ecore.EAttribute;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.EPackage;
import org.eclipse.emf.ecore.EcoreFactory;
import org.eclipse.emf.ecore.EcorePackage;
import org.eclipse.emf.ecore.resource.Resource;
import org.eclipse.emf.ecore.resource.ResourceSet;
import org.eclipse.emf.ecore.resource.impl.ResourceSetImpl;
import org.eclipse.emf.ecore.util.EcoreUtil;
import org.eclipse.emf.ecore.xmi.impl.XMIResourceFactoryImpl;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
/**
* @author Simon McDuff
*/
public class ExternalReferenceTest extends AbstractCDOTest
{
final static public String REPOSITORY2_NAME = "repo2";
public void testExternalWithDynamicEObject() throws Exception
{
{
ResourceSet resourceSet = new ResourceSetImpl();
resourceSet.getResourceFactoryRegistry().getProtocolToFactoryMap().put("test", new XMIResourceFactoryImpl());
CDOSession sessionA = openSession();
sessionA.getPackageRegistry().putEPackage(getModel4InterfacesPackage());
sessionA.getPackageRegistry().putEPackage(getModel4Package());
CDOTransaction transactionA1 = sessionA.openTransaction(resourceSet);
CDOResource resA = transactionA1.createResource("/resA");
Resource resD = resourceSet.createResource(URI.createURI("test://1"));
EPackage schoolPackage = createDynamicEPackage();
resourceSet.getPackageRegistry().put(schoolPackage.getNsURI(), schoolPackage);
EClass eClass = (EClass)schoolPackage.getEClassifier("SchoolBook");
EObject schoolbook = EcoreUtil.create(eClass);
GenRefSingleNonContained objectFromResA = getModel4Factory().createGenRefSingleNonContained();
objectFromResA.setElement(schoolbook);
resD.getContents().add(schoolbook);
resA.getContents().add(objectFromResA);
transactionA1.commit();
}
}
public void testExternalWithEClass() throws Exception
{
{
ResourceSet resourceSet = new ResourceSetImpl();
CDOSession sessionA = openSession();
sessionA.getPackageRegistry().putEPackage(getModel4InterfacesPackage());
sessionA.getPackageRegistry().putEPackage(getModel4Package());
CDOTransaction transactionA1 = sessionA.openTransaction(resourceSet);
CDOResource resA = transactionA1.createResource("/resA");
GenRefSingleNonContained objectFromResA = getModel4Factory().createGenRefSingleNonContained();
objectFromResA.setElement(getModel1Package().getAddress());
resA.getContents().add(objectFromResA);
transactionA1.commit();
}
clearCache(getRepository().getRevisionManager());
{
CDOSession sessionA = openSession();
ResourceSet resourceSet = new ResourceSetImpl();
resourceSet.getPackageRegistry().put(getModel1Package().getNsURI(), getModel1Package());
CDOTransaction transactionA1 = sessionA.openTransaction(resourceSet);
CDOResource resA = transactionA1.getResource("/resA");
GenRefSingleNonContained objectFromResA = (GenRefSingleNonContained)resA.getContents().get(0);
assertEquals(getModel1Package().getAddress(), objectFromResA.getElement());
transactionA1.commit();
}
}
public void testExternalWithEPackage() throws Exception
{
{
CDOSession sessionA = openSession();
ResourceSet resourceSet = new ResourceSetImpl();
sessionA.getPackageRegistry().putEPackage(getModel4Package());
sessionA.getPackageRegistry().putEPackage(getModel4InterfacesPackage());
CDOTransaction transactionA1 = sessionA.openTransaction(resourceSet);
CDOResource resA = transactionA1.createResource("/resA");
GenRefSingleNonContained objectFromResA = getModel4Factory().createGenRefSingleNonContained();
objectFromResA.setElement(getModel1Package());
resA.getContents().add(objectFromResA);
transactionA1.commit();
}
clearCache(getRepository().getRevisionManager());
{
CDOSession sessionA = openSession();
ResourceSet resourceSet = new ResourceSetImpl();
resourceSet.getPackageRegistry().put(getModel1Package().getNsURI(), getModel1Package());
CDOTransaction transactionA1 = sessionA.openTransaction(resourceSet);
CDOResource resA = transactionA1.getResource("/resA");
GenRefSingleNonContained objectFromResA = (GenRefSingleNonContained)resA.getContents().get(0);
assertEquals(getModel1Package(), objectFromResA.getElement());
transactionA1.commit();
}
}
public void testOneXMIResourceManyViewsOnOneResourceSet() throws Exception
{
byte[] dataOfresD = null;
getRepository(REPOSITORY2_NAME);
{
CDOSession sessionA = openSession();
CDOSession sessionB = openSession(REPOSITORY2_NAME);
ResourceSet resourceSet = new ResourceSetImpl();
resourceSet.getResourceFactoryRegistry().getProtocolToFactoryMap().put("test", new XMIResourceFactoryImpl());
sessionA.getPackageRegistry().putEPackage(getModel1Package());
sessionA.getPackageRegistry().putEPackage(Model2Package.eINSTANCE);
sessionB.getPackageRegistry().putEPackage(getModel1Package());
sessionB.getPackageRegistry().putEPackage(Model2Package.eINSTANCE);
CDOTransaction transactionA1 = sessionA.openTransaction(resourceSet);
CDOTransaction transactionB1 = sessionB.openTransaction(resourceSet);
CDOResource resA = transactionA1.createResource("/resA");
CDOResource resB = transactionB1.createResource("/resB");
EList<Resource> resources = resourceSet.getResources();
assertEquals(4, resources.size());
CDOResource resC = transactionA1.createResource("/resC");
assertNotNull(resC);
assertEquals(5, resources.size());
Resource resD = resourceSet.createResource(URI.createURI("test://1"));
assertEquals(6, resources.size());
assertEquals(false, resD instanceof CDOResource);
Company companyA = getModel1Factory().createCompany();
companyA.setName("VALUEA");
Company companyB = getModel1Factory().createCompany();
companyB.setName("VALUEB");
Company companyD = getModel1Factory().createCompany();
companyD.setName("VALUED");
resD.getContents().add(companyD);
resA.getContents().add(companyA);
resB.getContents().add(companyB);
Supplier supplier = getModel1Factory().createSupplier();
PurchaseOrder purchaseOrder = getModel1Factory().createPurchaseOrder();
supplier.getPurchaseOrders().add(purchaseOrder);
resD.getContents().add(supplier);
resA.getContents().add(purchaseOrder);
CDOXATransaction transSet = CDOUtil.createXATransaction();
transSet.add(CDOUtil.getViewSet(resourceSet));
transactionA1.commit();
ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
resD.save(outputStream, null);
dataOfresD = outputStream.toByteArray();
}
clearCache(getRepository().getRevisionManager());
{
ResourceSet resourceSet = new ResourceSetImpl();
CDOSession session = openSession();
CDOTransaction transaction = session.openTransaction(resourceSet);
CDOSession session2 = openSession(REPOSITORY2_NAME);
CDOTransaction transaction2 = session2.openTransaction(resourceSet);
CDOViewSet set = CDOUtil.getViewSet(resourceSet);
assertNotNull(set);
resourceSet.getPackageRegistry().put(getModel1Package().getNsURI(), getModel1Package());
resourceSet.getResourceFactoryRegistry().getProtocolToFactoryMap().put("test", new XMIResourceFactoryImpl());
Resource resD = resourceSet.createResource(URI.createURI("test://1"));
resD.load(new ByteArrayInputStream(dataOfresD), null);
CDOResource resA = transaction.getResource("/resA");
CDOResource resB = transaction2.getResource("/resB");
Company companyA = (Company)resA.getContents().get(0);
Company companyB = (Company)resB.getContents().get(0);
Company companyD = (Company)resD.getContents().get(0);
assertNotSame(resA.getURI(), resB.getURI());
assertNotSame(resA.getPath(), "/resA");
assertNotSame(resB.getPath(), "/resB");
assertNotSame(resA.cdoView(), transaction2);
assertNotSame(resB.cdoView(), transaction);
assertEquals("VALUEA", companyA.getName());
assertEquals("VALUEB", companyB.getName());
assertEquals("VALUED", companyD.getName());
Supplier supplierD = (Supplier)resD.getContents().get(1);
PurchaseOrder pO = supplierD.getPurchaseOrders().get(0);
assertEquals(transaction, CDOUtil.getCDOObject(pO).cdoView());
assertEquals(supplierD, pO.getSupplier());
}
}
public void testManyViewsOnOneResourceSet() throws Exception
{
getRepository(REPOSITORY2_NAME);
{
CDOSession sessionA = openSession();
sessionA.getPackageRegistry().putEPackage(getModel1Package());
CDOSession sessionB = openSession(REPOSITORY2_NAME);
ResourceSet resourceSet = new ResourceSetImpl();
CDOTransaction transactionA1 = sessionA.openTransaction(resourceSet);
CDOTransaction transactionB1 = sessionB.openTransaction(resourceSet);
CDOResource resA = transactionA1.createResource("/resA");
CDOResource resB = transactionB1.createResource("/resB");
Supplier supplier = getModel1Factory().createSupplier();
PurchaseOrder purchaseOrder = getModel1Factory().createPurchaseOrder();
supplier.getPurchaseOrders().add(purchaseOrder);
resB.getContents().add(supplier);
resA.getContents().add(purchaseOrder);
CDOXATransaction transSet = CDOUtil.createXATransaction();
transSet.add(CDOUtil.getViewSet(resourceSet));
transactionA1.commit();
}
clearCache(getRepository().getRevisionManager());
{
ResourceSet resourceSet = new ResourceSetImpl();
CDOSession sessionA = openSession();
CDOTransaction transactionA = sessionA.openTransaction(resourceSet);
CDOSession sessionB = openSession(REPOSITORY2_NAME);
CDOTransaction transactionB = sessionB.openTransaction(resourceSet);
CDOResource resA = transactionA.getResource("/resA");
assertNotNull(resA);
CDOResource resB = transactionB.getResource("/resB");
assertNotNull(resB);
Supplier supplierB = (Supplier)resB.getContents().get(0);
PurchaseOrder pO = supplierB.getPurchaseOrders().get(0);
assertEquals(transactionA, CDOUtil.getCDOObject(pO).cdoView());
assertEquals(transactionB, CDOUtil.getCDOObject(supplierB).cdoView());
assertEquals(supplierB, pO.getSupplier());
assertEquals(supplierB.getPurchaseOrders().get(0), pO);
}
}
public void testObjectNotAttached() throws Exception
{
msg("Opening session");
CDOSession session = openModel1Session();
msg("Opening transaction");
CDOTransaction transaction = session.openTransaction();
msg("Creating resource");
CDOResource resource1 = transaction.createResource("/test1");
msg("Adding company");
Supplier supplier = getModel1Factory().createSupplier();
PurchaseOrder purchaseOrder = getModel1Factory().createPurchaseOrder();
supplier.getPurchaseOrders().add(purchaseOrder);
resource1.getContents().add(supplier);
try
{
msg("Committing");
transaction.commit();
fail("TransactionException expected");
}
catch (TransactionException success)
{
assertEquals(true, success.getCause() instanceof DanglingReferenceException);
assertSame(purchaseOrder, ((DanglingReferenceException)success.getCause()).getTarget());
}
}
public void testUsingObjectsBetweenSameTransaction() throws Exception
{
msg("Opening session");
CDOSession session = openModel1Session();
msg("Opening transaction");
CDOTransaction transaction1 = session.openTransaction();
CDOTransaction transaction2 = session.openTransaction();
msg("Creating resource");
CDOResource resource1 = transaction1.createResource("/test1");
CDOResource resource2 = transaction2.createResource("/test2");
msg("Adding company");
Supplier supplier = getModel1Factory().createSupplier();
PurchaseOrder purchaseOrder = getModel1Factory().createPurchaseOrder();
supplier.getPurchaseOrders().add(purchaseOrder);
resource1.getContents().add(supplier);
resource2.getContents().add(purchaseOrder);
msg("Committing");
transaction1.commit();
}
private EPackage createDynamicEPackage()
{
final EcoreFactory efactory = EcoreFactory.eINSTANCE;
final EcorePackage epackage = EcorePackage.eINSTANCE;
EClass schoolBookEClass = efactory.createEClass();
schoolBookEClass.setName("SchoolBook");
// create a new attribute for this EClass
EAttribute level = efactory.createEAttribute();
level.setName("level");
level.setEType(epackage.getEInt());
schoolBookEClass.getEStructuralFeatures().add(level);
// Create a new EPackage and add the new EClasses
EPackage schoolPackage = efactory.createEPackage();
schoolPackage.setName("elv");
schoolPackage.setNsPrefix("elv");
schoolPackage.setNsURI("http:///www.elver.org/School");
schoolPackage.getEClassifiers().add(schoolBookEClass);
return schoolPackage;
}
}
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