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/**
* Copyright (c) 2014 CEA LIST.
*
* 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:
* CEA LIST - Initial API and implementation
*/
package org.eclipse.papyrus.uml.diagram.usecase.edit.policies;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.gef.commands.Command;
import org.eclipse.gef.commands.UnexecutableCommand;
import org.eclipse.gmf.runtime.common.core.command.ICommand;
import org.eclipse.gmf.runtime.diagram.ui.commands.ICommandProxy;
import org.eclipse.gmf.runtime.emf.type.core.IElementType;
import org.eclipse.gmf.runtime.emf.type.core.requests.CreateRelationshipRequest;
import org.eclipse.gmf.runtime.emf.type.core.requests.DestroyElementRequest;
import org.eclipse.gmf.runtime.emf.type.core.requests.ReorientReferenceRelationshipRequest;
import org.eclipse.gmf.runtime.emf.type.core.requests.ReorientRelationshipRequest;
import org.eclipse.papyrus.infra.extendedtypes.types.IExtendedHintedElementType;
import org.eclipse.papyrus.infra.extendedtypes.util.ElementTypeUtils;
import org.eclipse.papyrus.infra.services.edit.service.ElementEditServiceUtils;
import org.eclipse.papyrus.infra.services.edit.service.IElementEditService;
import org.eclipse.papyrus.uml.diagram.usecase.edit.commands.AbstractionCreateCommand;
import org.eclipse.papyrus.uml.diagram.usecase.edit.commands.AssociationCreateCommand;
import org.eclipse.papyrus.uml.diagram.usecase.edit.commands.AssociationReorientCommand;
import org.eclipse.papyrus.uml.diagram.usecase.edit.commands.CommentAnnotatedElementCreateCommand;
import org.eclipse.papyrus.uml.diagram.usecase.edit.commands.CommentAnnotatedElementReorientCommand;
import org.eclipse.papyrus.uml.diagram.usecase.edit.commands.ConstraintConstrainedElementCreateCommand;
import org.eclipse.papyrus.uml.diagram.usecase.edit.commands.ConstraintConstrainedElementReorientCommand;
import org.eclipse.papyrus.uml.diagram.usecase.edit.commands.DependencyCreateCommand;
import org.eclipse.papyrus.uml.diagram.usecase.edit.commands.ExtendCreateCommand;
import org.eclipse.papyrus.uml.diagram.usecase.edit.commands.GeneralizationCreateCommand;
import org.eclipse.papyrus.uml.diagram.usecase.edit.commands.IncludeCreateCommand;
import org.eclipse.papyrus.uml.diagram.usecase.edit.commands.PackageImportCreateCommand;
import org.eclipse.papyrus.uml.diagram.usecase.edit.commands.PackageImportReorientCommand;
import org.eclipse.papyrus.uml.diagram.usecase.edit.commands.RealizationCreateCommand;
import org.eclipse.papyrus.uml.diagram.usecase.edit.commands.UsageCreateCommand;
import org.eclipse.papyrus.uml.diagram.usecase.edit.parts.AbstractionEditPart;
import org.eclipse.papyrus.uml.diagram.usecase.edit.parts.AssociationEditPart;
import org.eclipse.papyrus.uml.diagram.usecase.edit.parts.CommentAnnotatedElementEditPart;
import org.eclipse.papyrus.uml.diagram.usecase.edit.parts.ConstraintConstrainedElementEditPart;
import org.eclipse.papyrus.uml.diagram.usecase.edit.parts.DependencyEditPart;
import org.eclipse.papyrus.uml.diagram.usecase.edit.parts.ExtendEditPart;
import org.eclipse.papyrus.uml.diagram.usecase.edit.parts.GeneralizationEditPart;
import org.eclipse.papyrus.uml.diagram.usecase.edit.parts.IncludeEditPart;
import org.eclipse.papyrus.uml.diagram.usecase.edit.parts.PackageImportEditPart;
import org.eclipse.papyrus.uml.diagram.usecase.edit.parts.RealizationEditPart;
import org.eclipse.papyrus.uml.diagram.usecase.edit.parts.UsageEditPart;
import org.eclipse.papyrus.uml.diagram.usecase.providers.UMLElementTypes;
/**
* @generated
*/
public class UseCaseItemSemanticEditPolicyTN extends UMLBaseItemSemanticEditPolicy {
/**
* @generated
*/
public UseCaseItemSemanticEditPolicyTN() {
super(UMLElementTypes.UseCase_2013);
}
/**
* @generated
*/
@Override
protected Command getDestroyElementCommand(DestroyElementRequest req) {
EObject selectedEObject = req.getElementToDestroy();
IElementEditService provider = ElementEditServiceUtils.getCommandProvider(selectedEObject);
if (provider != null) {
// Retrieve delete command from the Element Edit service
ICommand deleteCommand = provider.getEditCommand(req);
if (deleteCommand != null) {
return new ICommandProxy(deleteCommand);
}
}
return UnexecutableCommand.INSTANCE;
}
/**
* @generated
*/
@Override
protected Command getCreateRelationshipCommand(CreateRelationshipRequest req) {
Command command = req.getTarget() == null ?
getStartCreateRelationshipCommand(req) : getCompleteCreateRelationshipCommand(req);
return command != null ? command : super.getCreateRelationshipCommand(req);
}
/**
* @generated
*/
protected Command getStartCreateRelationshipCommand(CreateRelationshipRequest req) {
IElementType requestElementType = req.getElementType();
if (requestElementType == null) {
return null;
}
IElementType baseElementType = requestElementType;
boolean isExtendedType = false;
if (requestElementType instanceof IExtendedHintedElementType) {
baseElementType = ElementTypeUtils.getClosestDiagramType(requestElementType);
if (baseElementType != null) {
isExtendedType = true;
} else {
// no reference element type ID. using the closest super element type to give more opportunities, but can lead to bugs.
baseElementType = ElementTypeUtils.findClosestNonExtendedElementType((IExtendedHintedElementType) requestElementType);
isExtendedType = true;
}
}
if (UMLElementTypes.Include_4008 == baseElementType) {
if (isExtendedType) {
return getExtendedStartCreateRelationshipCommand(req, (IExtendedHintedElementType) requestElementType);
}
return getGEFWrapper(new IncludeCreateCommand(req,
req.getSource(), req.getTarget()));
}
if (UMLElementTypes.Extend_4009 == baseElementType) {
if (isExtendedType) {
return getExtendedStartCreateRelationshipCommand(req, (IExtendedHintedElementType) requestElementType);
}
return getGEFWrapper(new ExtendCreateCommand(req,
req.getSource(), req.getTarget()));
}
if (UMLElementTypes.Generalization_4010 == baseElementType) {
if (isExtendedType) {
return getExtendedStartCreateRelationshipCommand(req, (IExtendedHintedElementType) requestElementType);
}
return getGEFWrapper(new GeneralizationCreateCommand(req,
req.getSource(), req.getTarget()));
}
if (UMLElementTypes.Association_4011 == baseElementType) {
if (isExtendedType) {
return getExtendedStartCreateRelationshipCommand(req, (IExtendedHintedElementType) requestElementType);
}
return getGEFWrapper(new AssociationCreateCommand(req,
req.getSource(), req.getTarget()));
}
if (UMLElementTypes.ConstraintConstrainedElement_4012 == baseElementType) {
return null;
}
if (UMLElementTypes.Dependency_4013 == baseElementType) {
if (isExtendedType) {
return getExtendedStartCreateRelationshipCommand(req, (IExtendedHintedElementType) requestElementType);
}
return getGEFWrapper(new DependencyCreateCommand(req,
req.getSource(), req.getTarget()));
}
if (UMLElementTypes.CommentAnnotatedElement_4014 == baseElementType) {
return null;
}
if (UMLElementTypes.Abstraction_4015 == baseElementType) {
if (isExtendedType) {
return getExtendedStartCreateRelationshipCommand(req, (IExtendedHintedElementType) requestElementType);
}
return getGEFWrapper(new AbstractionCreateCommand(req,
req.getSource(), req.getTarget()));
}
if (UMLElementTypes.Usage_4016 == baseElementType) {
if (isExtendedType) {
return getExtendedStartCreateRelationshipCommand(req, (IExtendedHintedElementType) requestElementType);
}
return getGEFWrapper(new UsageCreateCommand(req,
req.getSource(), req.getTarget()));
}
if (UMLElementTypes.Realization_4017 == baseElementType) {
if (isExtendedType) {
return getExtendedStartCreateRelationshipCommand(req, (IExtendedHintedElementType) requestElementType);
}
return getGEFWrapper(new RealizationCreateCommand(req,
req.getSource(), req.getTarget()));
}
if (UMLElementTypes.PackageImport_4019 == baseElementType) {
if (isExtendedType) {
return getExtendedStartCreateRelationshipCommand(req, (IExtendedHintedElementType) requestElementType);
}
return getGEFWrapper(new PackageImportCreateCommand(req,
req.getSource(), req.getTarget()));
}
return null;
}
/**
* @generated
*/
protected Command getCompleteCreateRelationshipCommand(CreateRelationshipRequest req) {
IElementType requestElementType = req.getElementType();
if (requestElementType == null) {
return null;
}
IElementType baseElementType = requestElementType;
boolean isExtendedType = false;
if (requestElementType instanceof IExtendedHintedElementType) {
baseElementType = ElementTypeUtils.getClosestDiagramType(requestElementType);
if (baseElementType != null) {
isExtendedType = true;
} else {
// no reference element type ID. using the closest super element type to give more opportunities, but can lead to bugs.
baseElementType = ElementTypeUtils.findClosestNonExtendedElementType((IExtendedHintedElementType) requestElementType);
isExtendedType = true;
}
}
if (UMLElementTypes.Include_4008 == baseElementType) {
if (isExtendedType) {
return getExtendedCompleteCreateRelationshipCommand(req, (IExtendedHintedElementType) requestElementType);
}
return getGEFWrapper(new IncludeCreateCommand(req,
req.getSource(), req.getTarget()));
}
if (UMLElementTypes.Extend_4009 == baseElementType) {
if (isExtendedType) {
return getExtendedCompleteCreateRelationshipCommand(req, (IExtendedHintedElementType) requestElementType);
}
return getGEFWrapper(new ExtendCreateCommand(req,
req.getSource(), req.getTarget()));
}
if (UMLElementTypes.Generalization_4010 == baseElementType) {
if (isExtendedType) {
return getExtendedCompleteCreateRelationshipCommand(req, (IExtendedHintedElementType) requestElementType);
}
return getGEFWrapper(new GeneralizationCreateCommand(req,
req.getSource(), req.getTarget()));
}
if (UMLElementTypes.Association_4011 == baseElementType) {
if (isExtendedType) {
return getExtendedCompleteCreateRelationshipCommand(req, (IExtendedHintedElementType) requestElementType);
}
return getGEFWrapper(new AssociationCreateCommand(req,
req.getSource(), req.getTarget()));
}
if (UMLElementTypes.ConstraintConstrainedElement_4012 == baseElementType) {
if (isExtendedType) {
return getExtendedCompleteCreateRelationshipCommand(req, (IExtendedHintedElementType) requestElementType);
}
return getGEFWrapper(new ConstraintConstrainedElementCreateCommand(req,
req.getSource(), req.getTarget()));
}
if (UMLElementTypes.Dependency_4013 == baseElementType) {
if (isExtendedType) {
return getExtendedCompleteCreateRelationshipCommand(req, (IExtendedHintedElementType) requestElementType);
}
return getGEFWrapper(new DependencyCreateCommand(req,
req.getSource(), req.getTarget()));
}
if (UMLElementTypes.CommentAnnotatedElement_4014 == baseElementType) {
if (isExtendedType) {
return getExtendedCompleteCreateRelationshipCommand(req, (IExtendedHintedElementType) requestElementType);
}
return getGEFWrapper(new CommentAnnotatedElementCreateCommand(req,
req.getSource(), req.getTarget()));
}
if (UMLElementTypes.Abstraction_4015 == baseElementType) {
if (isExtendedType) {
return getExtendedCompleteCreateRelationshipCommand(req, (IExtendedHintedElementType) requestElementType);
}
return getGEFWrapper(new AbstractionCreateCommand(req,
req.getSource(), req.getTarget()));
}
if (UMLElementTypes.Usage_4016 == baseElementType) {
if (isExtendedType) {
return getExtendedCompleteCreateRelationshipCommand(req, (IExtendedHintedElementType) requestElementType);
}
return getGEFWrapper(new UsageCreateCommand(req,
req.getSource(), req.getTarget()));
}
if (UMLElementTypes.Realization_4017 == baseElementType) {
if (isExtendedType) {
return getExtendedCompleteCreateRelationshipCommand(req, (IExtendedHintedElementType) requestElementType);
}
return getGEFWrapper(new RealizationCreateCommand(req,
req.getSource(), req.getTarget()));
}
if (UMLElementTypes.PackageImport_4019 == baseElementType) {
return null;
}
return null;
}
/**
* Returns command to reorient EClass based link. New link target or source
* should be the domain model element associated with this node.
*
* @generated
*/
@Override
protected Command getReorientRelationshipCommand(ReorientRelationshipRequest req) {
switch (getVisualID(req)) {
case IncludeEditPart.VISUAL_ID:
case ExtendEditPart.VISUAL_ID:
case GeneralizationEditPart.VISUAL_ID:
case DependencyEditPart.VISUAL_ID:
case AbstractionEditPart.VISUAL_ID:
case UsageEditPart.VISUAL_ID:
case RealizationEditPart.VISUAL_ID:
IElementEditService provider = ElementEditServiceUtils.getCommandProvider(req.getRelationship());
if (provider == null) {
return UnexecutableCommand.INSTANCE;
}
// Retrieve re-orient command from the Element Edit service
ICommand reorientCommand = provider.getEditCommand(req);
if (reorientCommand == null) {
return UnexecutableCommand.INSTANCE;
}
return getGEFWrapper(reorientCommand.reduce());
case AssociationEditPart.VISUAL_ID:
return getGEFWrapper(new AssociationReorientCommand(req));
case PackageImportEditPart.VISUAL_ID:
return getGEFWrapper(new PackageImportReorientCommand(req));
}
return super.getReorientRelationshipCommand(req);
}
/**
* Returns command to reorient EReference based link. New link target or source
* should be the domain model element associated with this node.
*
* @generated
*/
@Override
protected Command getReorientReferenceRelationshipCommand(ReorientReferenceRelationshipRequest req) {
switch (getVisualID(req)) {
case ConstraintConstrainedElementEditPart.VISUAL_ID:
return getGEFWrapper(new ConstraintConstrainedElementReorientCommand(req));
case CommentAnnotatedElementEditPart.VISUAL_ID:
return getGEFWrapper(new CommentAnnotatedElementReorientCommand(req));
}
return super.getReorientReferenceRelationshipCommand(req);
}
}
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