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/*****************************************************************************
* Copyright (c) 2012, 2014 CEA LIST 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:
* Camille Letavernier (CEA LIST) camille.letavernier@cea.fr - Initial API and implementation
* Christian W. Damus (CEA) - bug 429826
*
*****************************************************************************/
package org.eclipse.papyrus.uml.profile.readonly;
import java.util.Set;
import org.eclipse.emf.common.util.URI;
import org.eclipse.emf.ecore.resource.Resource;
import org.eclipse.emf.edit.domain.EditingDomain;
import org.eclipse.papyrus.infra.core.resource.ModelSet;
import org.eclipse.papyrus.infra.core.resource.ReadOnlyAxis;
import org.eclipse.papyrus.infra.emf.readonly.AbstractReadOnlyHandler;
import org.eclipse.papyrus.uml.tools.model.UmlModel;
import org.eclipse.uml2.uml.Profile;
import com.google.common.base.Optional;
/**
* Discretion-based read-only handler for applied profiles.
*/
public class AppliedProfileReadOnlyHandler extends AbstractReadOnlyHandler {
public AppliedProfileReadOnlyHandler(EditingDomain editingDomain) {
super(editingDomain);
}
public Optional<Boolean> anyReadOnly(Set<ReadOnlyAxis> axes, URI[] uris) {
if((getEditingDomain() != null) && axes.contains(ReadOnlyAxis.DISCRETION)) {
Resource mainUmlResource = null;
if(getEditingDomain().getResourceSet() instanceof ModelSet) {
UmlModel umlModel = (UmlModel)((ModelSet)getEditingDomain().getResourceSet()).getModel(UmlModel.MODEL_ID);
if(umlModel == null) {
return Optional.absent();
}
mainUmlResource = umlModel.getResource();
}
for(URI uri : uris) {
Resource resource = getEditingDomain().getResourceSet().getResource(uri, false);
if(isProfileResource(resource) && mainUmlResource != resource) {
return Optional.of(Boolean.TRUE);
}
}
}
return Optional.absent();
}
private boolean isProfileResource(Resource resource) {
if(resource == null) {
return false;
}
if (!resource.getContents().isEmpty() && resource.getContents().get(0) instanceof Profile) {
return true;
}
return false;
}
public Optional<Boolean> makeWritable(Set<ReadOnlyAxis> axes, URI[] uris) {
return Optional.absent(); //Applied profiles should remain read-only
}
}
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