/*
* License (BSD Style License):
* Copyright (c) 2011
* Software Engineering
* Department of Computer Science
* Technische Universität Darmstadt
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* - Neither the name of the Software Engineering Group or Technische
* Universität Darmstadt nor the names of its contributors may be used to
* endorse or promote products derived from this software without specific
* prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
package de.tud.cs.st.vespucci.vespucci_model.diagram.edit.commands;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.gmf.runtime.common.core.command.CommandResult;
import org.eclipse.gmf.runtime.emf.type.core.commands.EditElementCommand;
import org.eclipse.gmf.runtime.emf.type.core.requests.ReorientRelationshipRequest;
import org.eclipse.gmf.runtime.emf.type.core.requests.ReorientRequest;
/**
* @generated
*/
public class NotAllowedReorientCommand extends EditElementCommand {
/**
* @generated
*/
private final int reorientDirection;
/**
* @generated
*/
private final EObject oldEnd;
/**
* @generated
*/
private final EObject newEnd;
/**
* @generated
*/
public NotAllowedReorientCommand(ReorientRelationshipRequest request) {
super(request.getLabel(), request.getRelationship(), request);
reorientDirection = request.getDirection();
oldEnd = request.getOldRelationshipEnd();
newEnd = request.getNewRelationshipEnd();
}
/**
* @generated
*/
@Override
public boolean canExecute() {
if (false == getElementToEdit() instanceof de.tud.cs.st.vespucci.vespucci_model.NotAllowed) {
return false;
}
if (reorientDirection == ReorientRelationshipRequest.REORIENT_SOURCE) {
return canReorientSource();
}
if (reorientDirection == ReorientRelationshipRequest.REORIENT_TARGET) {
return canReorientTarget();
}
return false;
}
/**
* @generated
*/
protected boolean canReorientSource() {
if (!(oldEnd instanceof de.tud.cs.st.vespucci.vespucci_model.Shape && newEnd instanceof de.tud.cs.st.vespucci.vespucci_model.Shape)) {
return false;
}
de.tud.cs.st.vespucci.vespucci_model.Shape target = getLink().getTarget();
if (!(getLink().eContainer() instanceof de.tud.cs.st.vespucci.vespucci_model.Shape)) {
return false;
}
de.tud.cs.st.vespucci.vespucci_model.Shape container = (de.tud.cs.st.vespucci.vespucci_model.Shape) getLink()
.eContainer();
return de.tud.cs.st.vespucci.vespucci_model.diagram.edit.policies.VespucciBaseItemSemanticEditPolicy.getLinkConstraints()
.canExistNotAllowed_4004(container, getLink(), getNewSource(), target);
}
/**
* @generated
*/
protected boolean canReorientTarget() {
if (!(oldEnd instanceof de.tud.cs.st.vespucci.vespucci_model.Shape && newEnd instanceof de.tud.cs.st.vespucci.vespucci_model.Shape)) {
return false;
}
de.tud.cs.st.vespucci.vespucci_model.Shape source = getLink().getSource();
if (!(getLink().eContainer() instanceof de.tud.cs.st.vespucci.vespucci_model.Shape)) {
return false;
}
de.tud.cs.st.vespucci.vespucci_model.Shape container = (de.tud.cs.st.vespucci.vespucci_model.Shape) getLink()
.eContainer();
return de.tud.cs.st.vespucci.vespucci_model.diagram.edit.policies.VespucciBaseItemSemanticEditPolicy.getLinkConstraints()
.canExistNotAllowed_4004(container, getLink(), source, getNewTarget());
}
/**
* @generated
*/
@Override
protected CommandResult doExecuteWithResult(IProgressMonitor monitor, IAdaptable info) throws ExecutionException {
if (!canExecute()) {
throw new ExecutionException("Invalid arguments in reorient link command"); //$NON-NLS-1$
}
if (reorientDirection == ReorientRelationshipRequest.REORIENT_SOURCE) {
return reorientSource();
}
if (reorientDirection == ReorientRelationshipRequest.REORIENT_TARGET) {
return reorientTarget();
}
throw new IllegalStateException();
}
/**
* @author Artem Vovk
* @generated NOT
* @return Returns result of execution.
*/
protected CommandResult reorientSource() {
if (lastSourceIsNotOldEnd()) {
getLink().getOriginalSource().clear();
if (getLink().getOriginalTarget().isEmpty()) {
getLink().setTemp(false);
}
}
getLink().setSource(getNewSource());
return CommandResult.newOKCommandResult(getLink());
}
/**
* @author Artem Vovk
* @generated NOT
* @return
*/
private boolean lastSourceIsNotOldEnd() {
return !getLink().getOriginalSource().isEmpty()
&& oldEnd != getLink().getOriginalSource().get(getLink().getOriginalSource().size() - 1);
}
/**
* @author Artem Vovk
* @generated NOT
* @return Returns result of execution.
*/
protected CommandResult reorientTarget() {
if (lastTargetIsNotOldEnd()) {
getLink().getOriginalTarget().clear();
if (getLink().getOriginalSource().isEmpty()) {
getLink().setTemp(false);
}
}
getLink().setTarget(getNewTarget());
return CommandResult.newOKCommandResult(getLink());
}
/**
* @author Artem Vovk
* @generated NOT
* @return
*/
private boolean lastTargetIsNotOldEnd() {
return !getLink().getOriginalTarget().isEmpty()
&& oldEnd != getLink().getOriginalTarget().get(getLink().getOriginalTarget().size() - 1);
}
/**
* @generated
*/
protected de.tud.cs.st.vespucci.vespucci_model.NotAllowed getLink() {
return (de.tud.cs.st.vespucci.vespucci_model.NotAllowed) getElementToEdit();
}
/**
* @generated
*/
protected de.tud.cs.st.vespucci.vespucci_model.Shape getOldSource() {
return (de.tud.cs.st.vespucci.vespucci_model.Shape) oldEnd;
}
/**
* @generated
*/
protected de.tud.cs.st.vespucci.vespucci_model.Shape getNewSource() {
return (de.tud.cs.st.vespucci.vespucci_model.Shape) newEnd;
}
/**
* @generated
*/
protected de.tud.cs.st.vespucci.vespucci_model.Shape getOldTarget() {
return (de.tud.cs.st.vespucci.vespucci_model.Shape) oldEnd;
}
/**
* @generated
*/
protected de.tud.cs.st.vespucci.vespucci_model.Shape getNewTarget() {
return (de.tud.cs.st.vespucci.vespucci_model.Shape) newEnd;
}
}