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/*****************************************************************************
* Copyright (c) 2010, 2015 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:
* Mickael ADAM (ALL4TEC) mickael.adam@all4tec.net - Initial API and Implementation
* Benoit Maggi (CEA) - #492073: Reconcilier only for not already BasicCompartment
*****************************************************************************/
package org.eclipse.papyrus.infra.gmfdiag.common.reconciler;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.emf.common.util.TreeIterator;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.util.EcoreUtil;
import org.eclipse.gmf.runtime.common.core.command.AbstractCommand;
import org.eclipse.gmf.runtime.common.core.command.CommandResult;
import org.eclipse.gmf.runtime.common.core.command.ICommand;
import org.eclipse.gmf.runtime.notation.BasicCompartment;
import org.eclipse.gmf.runtime.notation.DecorationNode;
import org.eclipse.gmf.runtime.notation.Diagram;
import org.eclipse.gmf.runtime.notation.NotationFactory;
import org.eclipse.gmf.runtime.notation.View;
/**
* Class Diagram Reconciler from 1.1.0 to 1.2.0. Migrates all compartments Views from DecorationNode to BasicCompartment.
*/
abstract public class ReconcilerForCompartment extends DiagramReconciler {
/**
* Gets the reconcile command.
*
* @param diagram
* the diagram
* @return the reconcile command
* @see org.eclipse.papyrus.infra.gmfdiag.common.reconciler.DiagramReconciler#getReconcileCommand(org.eclipse.gmf.runtime.notation.Diagram)
*/
@Override
public ICommand getReconcileCommand(Diagram diagram) {
return new UpdateCompartmentsCommand(diagram);
}
/**
* Gets the compartments visual id which needs to migrate from DecorationNode to BasicCompartment.
*
* @return the compartments visual id
*/
abstract public List<String> getCompartmentsVisualID();
/**
* The Class UpdateCompartmentsCommand.
*/
protected class UpdateCompartmentsCommand extends AbstractCommand {
/** The diagram. */
protected final Diagram diagram;
/**
* Instantiates a new update compartments command.
*
* @param diagram
* the diagram
*/
public UpdateCompartmentsCommand(Diagram diagram) {
super("Update Compartment notation element");
this.diagram = diagram;
}
/**
* Do execute with result.
*
* @param progressMonitor
* the progress monitor
* @param info
* the info
* @return the command result
* @throws ExecutionException
* the execution exception
* @see org.eclipse.gmf.runtime.common.core.command.AbstractCommand#doExecuteWithResult(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
*/
@SuppressWarnings("unchecked")
@Override
protected CommandResult doExecuteWithResult(IProgressMonitor progressMonitor, IAdaptable info) throws ExecutionException {
TreeIterator<EObject> allContentIterator = diagram.eAllContents();
List<DecorationNode> oldComparments = new ArrayList<DecorationNode>();
while (allContentIterator.hasNext()) {
EObject eObject = allContentIterator.next();
if (eObject instanceof DecorationNode &&!(eObject instanceof BasicCompartment) && isCompartment((View) eObject)) {
oldComparments.add((DecorationNode)eObject);
}
}
for(DecorationNode oldCompartment : oldComparments) {
BasicCompartment newCompartment = NotationFactory.eINSTANCE.createBasicCompartment();
newCompartment.setType(oldCompartment.getType());
newCompartment.setVisible(oldCompartment.isVisible());
newCompartment.setMutable(oldCompartment.isMutable());
newCompartment.setLayoutConstraint(oldCompartment.getLayoutConstraint());
newCompartment.getStyles().addAll(oldCompartment.getStyles());
newCompartment.getPersistedChildren().addAll(oldCompartment.getPersistedChildren());
if (oldCompartment.isSetElement()) {
newCompartment.setElement(oldCompartment.getElement());
}
EcoreUtil.replace(oldCompartment, newCompartment);
}
return CommandResult.newOKCommandResult();
}
/**
* Can undo.
*
* @return true, if successful
* @see org.eclipse.core.commands.operations.AbstractOperation#canUndo()
*/
@Override
public boolean canUndo() {
return false;
}
/**
* Can redo.
*
* @return true, if successful
* @see org.eclipse.core.commands.operations.AbstractOperation#canRedo()
*/
@Override
public boolean canRedo() {
return false;
}
/**
* Do redo with result.
*
* @param progressMonitor
* the progress monitor
* @param info
* the info
* @return the command result
* @throws ExecutionException
* the execution exception
* @see org.eclipse.gmf.runtime.common.core.command.AbstractCommand#doRedoWithResult(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
*/
@Override
protected CommandResult doRedoWithResult(IProgressMonitor progressMonitor, IAdaptable info) throws ExecutionException {
throw new ExecutionException("Should not be called, canRedo false"); //$NON-NLS-1$
}
/**
* Do undo with result.
*
* @param progressMonitor
* the progress monitor
* @param info
* the info
* @return the command result
* @throws ExecutionException
* the execution exception
* @see org.eclipse.gmf.runtime.common.core.command.AbstractCommand#doUndoWithResult(org.eclipse.core.runtime.IProgressMonitor, org.eclipse.core.runtime.IAdaptable)
*/
@Override
protected CommandResult doUndoWithResult(IProgressMonitor progressMonitor, IAdaptable info) throws ExecutionException {
throw new ExecutionException("Should not be called, canUndo false"); //$NON-NLS-1$
}
}
/**
* Checks if i's a compartment. to check that it verify on the list of compartment return by {@link getCompartmentsVisualID()}.
*
* @param view
* the view
* @return true, if is compartment
*/
protected boolean isCompartment(View view) {
return getCompartmentsVisualID().contains(view.getType());
}
}
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