| /* |
| * Copyright (c) 2014, 2015 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: |
| * Esteban Dugueperoux - initial API and implementation |
| */ |
| package org.eclipse.emf.cdo.tests.bugzilla; |
| |
| import org.eclipse.emf.cdo.CDOObject; |
| import org.eclipse.emf.cdo.common.lock.CDOLockState; |
| import org.eclipse.emf.cdo.common.revision.CDORevision; |
| import org.eclipse.emf.cdo.eresource.CDOResource; |
| import org.eclipse.emf.cdo.internal.net4j.protocol.LoadRevisionsRequest; |
| import org.eclipse.emf.cdo.internal.net4j.protocol.LockStateRequest; |
| import org.eclipse.emf.cdo.internal.net4j.protocol.QueryCancelRequest; |
| import org.eclipse.emf.cdo.internal.net4j.protocol.QueryRequest; |
| import org.eclipse.emf.cdo.session.CDOSession; |
| import org.eclipse.emf.cdo.tests.AbstractCDOTest; |
| import org.eclipse.emf.cdo.tests.model1.Category; |
| import org.eclipse.emf.cdo.tests.model1.Company; |
| import org.eclipse.emf.cdo.transaction.CDOTransaction; |
| import org.eclipse.emf.cdo.util.CDOUtil; |
| import org.eclipse.emf.cdo.view.CDOView; |
| |
| import org.eclipse.emf.internal.cdo.view.CDOViewImpl.OptionsImpl; |
| |
| import org.eclipse.net4j.signal.ISignalProtocol; |
| import org.eclipse.net4j.signal.SignalCounter; |
| |
| import org.eclipse.emf.common.notify.Notifier; |
| import org.eclipse.emf.ecore.EObject; |
| import org.eclipse.emf.ecore.resource.ResourceSet; |
| import org.eclipse.emf.ecore.util.EContentAdapter; |
| |
| /** |
| * Bug 439337 about {@link CDOLockState lock state} prefetch following a {@link CDORevision revision} prefetch. |
| * |
| * @author Esteban Dugueperoux |
| */ |
| public class Bugzilla_439337_Test extends AbstractCDOTest |
| { |
| private static final String RESOURCE_NAME = "test1.model1"; |
| |
| private static final int NB_CATEGORIES = 10; |
| |
| @Override |
| public void setUp() throws Exception |
| { |
| super.setUp(); |
| CDOSession session = openSession(); |
| CDOTransaction transaction = session.openTransaction(); |
| |
| CDOResource resource = transaction.getOrCreateResource(getResourcePath(RESOURCE_NAME)); |
| Company company = getModel1Factory().createCompany(); |
| for (int i = 0; i < NB_CATEGORIES; i++) |
| { |
| Category category = getModel1Factory().createCategory(); |
| category.setName("Category n°" + i); |
| company.getCategories().add(category); |
| } |
| resource.getContents().add(company); |
| transaction.commit(); |
| } |
| |
| /** |
| * Test {@link CDOLockState} API without prefetch. |
| */ |
| public void testCDOLockStateWithoutPrefetch() throws Exception |
| { |
| CDOSession session = openSession(); |
| CDOView view = session.openView(); |
| testCDOLockState(view, false); |
| } |
| |
| /** |
| * Test {@link CDOLockState} API with prefetch. |
| */ |
| public void testCDOLockStateWithPrefetch() throws Exception |
| { |
| CDOSession session = openSession(); |
| CDOView view = session.openView(); |
| ((OptionsImpl)view.options()).setLockStatePrefetchEnabled(true); |
| testCDOLockState(view, true); |
| } |
| |
| private void testCDOLockState(CDOView view, boolean cdoLockStatePrefetchEnabled) |
| { |
| view.getResourceSet().eAdapters().add(new EContentAdapterQueringCDOLockState()); |
| ISignalProtocol<?> protocol = ((org.eclipse.emf.cdo.net4j.CDONet4jSession)view.getSession()).options() |
| .getNet4jProtocol(); |
| SignalCounter signalCounter = new SignalCounter(protocol); |
| view.getResource(getResourcePath(RESOURCE_NAME + "?" + CDOResource.PREFETCH_PARAMETER + "=" + Boolean.TRUE)); |
| |
| int numberDifferentRequestCall = signalCounter.getCountForSignalTypes(); |
| String assertMessage = "4 differents kinds of requests should have been sent, QueryRequest, QueryCancel, LoadRevisionsRequest and LockStateRequest"; |
| // QueryRequest, QueryCancel are used to get the resourcePath |
| assertEquals(assertMessage, 4, numberDifferentRequestCall); |
| assertNotSame(0, signalCounter.getCountFor(QueryRequest.class)); |
| assertNotSame(0, signalCounter.getCountFor(QueryCancelRequest.class)); |
| assertNotSame(0, signalCounter.getCountFor(LoadRevisionsRequest.class)); |
| assertNotSame(0, signalCounter.getCountFor(LockStateRequest.class)); |
| assertEquals("1 single query request should have been sent to get the resourcePath", 1, |
| signalCounter.getCountFor(QueryRequest.class)); |
| assertEquals("1 single query request should have been sent to cancel the single QueryRequest", 1, |
| signalCounter.getCountFor(QueryCancelRequest.class)); |
| assertEquals( |
| "3 load revisions request should have been sent, 2 first for CDORevisions of CDOResourceFolders to get resource path and another in prefetch to load all CDORevisions of CDOResource", |
| 3, signalCounter.getCountFor(LoadRevisionsRequest.class)); |
| int expectedNbLockStateRequestCalls = (cdoLockStatePrefetchEnabled ? 0 : NB_CATEGORIES) + 2; |
| assertEquals( |
| "As CDOLockState prefetch is " + (cdoLockStatePrefetchEnabled ? "" : "not ") + "enabled " |
| + expectedNbLockStateRequestCalls + " LockStateRequests should have been sent to the server", |
| expectedNbLockStateRequestCalls, signalCounter.getCountFor(LockStateRequest.class)); |
| |
| protocol.removeListener(signalCounter); |
| } |
| |
| /** |
| * A {@link EContentAdapter} to request {@link CDOLockState} on each object of a {@link ResourceSet}. |
| */ |
| private static class EContentAdapterQueringCDOLockState extends EContentAdapter |
| { |
| |
| @Override |
| protected void addAdapter(Notifier notifier) |
| { |
| if (notifier instanceof EObject) |
| { |
| EObject eObject = (EObject)notifier; |
| CDOObject cdoObject = CDOUtil.getCDOObject(eObject); |
| if (cdoObject != null) |
| { |
| cdoObject.cdoLockState(); |
| } |
| } |
| |
| super.addAdapter(notifier); |
| } |
| } |
| } |