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/*
* Copyright (c) 2015, 2016 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.CDOState;
import org.eclipse.emf.cdo.common.id.CDOIDUtil;
import org.eclipse.emf.cdo.common.lock.CDOLockState;
import org.eclipse.emf.cdo.eresource.CDOResource;
import org.eclipse.emf.cdo.internal.net4j.protocol.LockStateRequest;
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.util.CDOUtil;
import org.eclipse.net4j.signal.ISignalProtocol;
import org.eclipse.net4j.signal.SignalCounter;
import org.eclipse.net4j.util.concurrent.IRWLockManager.LockType;
import org.eclipse.emf.ecore.util.EcoreUtil;
import java.util.Collections;
/**
* Bug 466951 to avoid {@link LockStateRequest} for {@link CDOObject} in {@link CDOState#NEW} state.
*
* @author Esteban Dugueperoux
*/
public class Bugzilla_466951_Test extends AbstractCDOTest
{
private static final String RESOURCE_NAME = "test1.model1";
/**
* Test that no {@link LockStateRequest} is sent to the server when calling {@link CDOObject#cdoLockState()} for {@link CDOObject} in {@link CDOState#NEW} state.
*/
public void testCDOObjectCDOLockState() throws Exception
{
CDOSession session1 = openSession();
CDOTransaction transaction1 = session1.openTransaction();
transaction1.options().setAutoReleaseLocksEnabled(false);
transaction1.options().setLockNotificationEnabled(true);
CDOResource resource1 = transaction1.createResource(getResourcePath(RESOURCE_NAME));
Company company = getModel1Factory().createCompany();
resource1.getContents().add(company);
ISignalProtocol<?> protocol = ((org.eclipse.emf.cdo.net4j.CDONet4jSession)session1).options().getNet4jProtocol();
SignalCounter signalCounter = new SignalCounter(protocol);
try
{
assertEquals(0, signalCounter.removeCountFor(LockStateRequest.class));
CDOObject companyCDOObject = CDOUtil.getCDOObject(company);
CDOLockState lockState = companyCDOObject.cdoLockState();
Object expectedLockedObject = companyCDOObject.cdoID();
if (session1.getRepositoryInfo().isSupportingBranches())
{
expectedLockedObject = CDOIDUtil.createIDAndBranch(companyCDOObject.cdoID(), transaction1.getBranch());
}
assertEquals(expectedLockedObject, lockState.getLockedObject());
assertTrue(lockState.getReadLockOwners().isEmpty());
assertNull(lockState.getWriteLockOwner());
assertNull(lockState.getWriteOptionOwner());
transaction1.lockObjects(Collections.singleton(companyCDOObject), LockType.WRITE, -1);
lockState = companyCDOObject.cdoLockState();
expectedLockedObject = companyCDOObject.cdoID();
if (session1.getRepositoryInfo().isSupportingBranches())
{
expectedLockedObject = CDOIDUtil.createIDAndBranch(companyCDOObject.cdoID(), transaction1.getBranch());
}
assertEquals(expectedLockedObject, lockState.getLockedObject());
assertTrue(lockState.getReadLockOwners().isEmpty());
assertEquals(transaction1, lockState.getWriteLockOwner());
assertNull(lockState.getWriteOptionOwner());
EcoreUtil.delete(company);
assertEquals(CDOState.TRANSIENT, companyCDOObject.cdoState());
lockState = companyCDOObject.cdoLockState();
assertNull(lockState);
Company company2 = getModel1Factory().createCompany();
resource1.getContents().add(company2);
CDOObject companyCDOObject2 = CDOUtil.getCDOObject(company2);
lockState = companyCDOObject2.cdoLockState();
expectedLockedObject = companyCDOObject2.cdoID();
if (session1.getRepositoryInfo().isSupportingBranches())
{
expectedLockedObject = CDOIDUtil.createIDAndBranch(companyCDOObject2.cdoID(), transaction1.getBranch());
}
assertEquals(expectedLockedObject, lockState.getLockedObject());
assertTrue(lockState.getReadLockOwners().isEmpty());
assertNull(lockState.getWriteLockOwner());
assertNull(lockState.getWriteOptionOwner());
assertEquals(0, signalCounter.removeCountFor(LockStateRequest.class));
transaction1.commit();
lockState = companyCDOObject2.cdoLockState();
expectedLockedObject = companyCDOObject2.cdoID();
if (session1.getRepositoryInfo().isSupportingBranches())
{
expectedLockedObject = CDOIDUtil.createIDAndBranch(companyCDOObject2.cdoID(), transaction1.getBranch());
}
assertEquals(expectedLockedObject, lockState.getLockedObject());
assertTrue(lockState.getReadLockOwners().isEmpty());
assertNull(lockState.getWriteLockOwner());
assertNull(lockState.getWriteOptionOwner());
assertEquals(0, signalCounter.removeCountFor(LockStateRequest.class));
}
finally
{
signalCounter.dispose();
}
}
}
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