/*******************************************************************************
* Copyright (c) 2008-2011 Chair for Applied Software Engineering,
* Technische Universitaet Muenchen.
* 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:
******************************************************************************/
package org.eclipse.emf.emfstore.client.ui.testers;
import org.eclipse.core.expressions.PropertyTester;
import org.eclipse.emf.emfstore.client.model.ProjectSpace;
import org.eclipse.emf.emfstore.client.model.util.EMFStoreCommandWithResult;
/**
* Property tester to test if a project space has local changes.
*
* @author koegel
*/
public class ProjectHasLocalChangesTester extends PropertyTester {
/**
* {@inheritDoc}
*
* @see org.eclipse.core.expressions.IPropertyTester#test(java.lang.Object,
* java.lang.String, java.lang.Object[], java.lang.Object)
*/
public boolean test(Object receiver, String property, Object[] args,
final Object expectedValue) {
if (receiver instanceof ProjectSpace
&& expectedValue instanceof Boolean) {
final ProjectSpace projectSpace = (ProjectSpace) receiver;
EMFStoreCommandWithResult<Boolean> command = new EMFStoreCommandWithResult<Boolean>() {
@Override
protected Boolean doRun() {
Boolean hasLocalChanges = new Boolean(!projectSpace
.getLocalOperations().getOperations().isEmpty());
return hasLocalChanges.equals(expectedValue);
}
};
return command.run(false);
}
return false;
}
}