IStarModelingAssistantProvider.java

/*
 * Copyright (c) 2012-2016 Marsha Chechik, Alessio Di Sandro, Michalis Famelis,
 * Rick Salay.
 * 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:
 *    Alessio Di Sandro - Implementation.
 */
package edu.toronto.cs.se.modelepedia.istar.diagram.providers;

import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;

import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.edit.ui.provider.AdapterFactoryLabelProvider;
import org.eclipse.gmf.runtime.diagram.ui.editparts.IGraphicalEditPart;
import org.eclipse.gmf.runtime.emf.type.core.ElementTypeRegistry;
import org.eclipse.gmf.runtime.emf.type.core.IElementType;
import org.eclipse.gmf.runtime.emf.ui.services.modelingassistant.ModelingAssistantProvider;
import org.eclipse.gmf.runtime.notation.Diagram;
import org.eclipse.jface.viewers.ILabelProvider;
import org.eclipse.jface.window.Window;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.dialogs.ElementListSelectionDialog;

import edu.toronto.cs.se.modelepedia.istar.diagram.edit.parts.ActorActorIntentionsCompartmentEditPart;
import edu.toronto.cs.se.modelepedia.istar.diagram.edit.parts.ActorEditPart;
import edu.toronto.cs.se.modelepedia.istar.diagram.edit.parts.Goal2EditPart;
import edu.toronto.cs.se.modelepedia.istar.diagram.edit.parts.GoalEditPart;
import edu.toronto.cs.se.modelepedia.istar.diagram.edit.parts.IStarEditPart;
import edu.toronto.cs.se.modelepedia.istar.diagram.edit.parts.Resource2EditPart;
import edu.toronto.cs.se.modelepedia.istar.diagram.edit.parts.ResourceEditPart;
import edu.toronto.cs.se.modelepedia.istar.diagram.edit.parts.SoftGoal2EditPart;
import edu.toronto.cs.se.modelepedia.istar.diagram.edit.parts.SoftGoalEditPart;
import edu.toronto.cs.se.modelepedia.istar.diagram.edit.parts.Task2EditPart;
import edu.toronto.cs.se.modelepedia.istar.diagram.edit.parts.TaskEditPart;
import edu.toronto.cs.se.modelepedia.istar.diagram.part.IStarDiagramEditorPlugin;
import edu.toronto.cs.se.modelepedia.istar.diagram.part.Messages;

/**
 * @generated
 */
public class IStarModelingAssistantProvider extends ModelingAssistantProvider {

	/**
	 * @generated
	 */
	public List getTypesForPopupBar(IAdaptable host) {
		IGraphicalEditPart editPart = (IGraphicalEditPart) host
				.getAdapter(IGraphicalEditPart.class);
		if (editPart instanceof IStarEditPart) {
			ArrayList<IElementType> types = new ArrayList<IElementType>(5);
			types.add(IStarElementTypes.SoftGoal_2001);
			types.add(IStarElementTypes.Task_2002);
			types.add(IStarElementTypes.Resource_2003);
			types.add(IStarElementTypes.Goal_2004);
			types.add(IStarElementTypes.Actor_2005);
			return types;
		}
		if (editPart instanceof ActorActorIntentionsCompartmentEditPart) {
			ArrayList<IElementType> types = new ArrayList<IElementType>(4);
			types.add(IStarElementTypes.SoftGoal_3001);
			types.add(IStarElementTypes.Task_3002);
			types.add(IStarElementTypes.Resource_3003);
			types.add(IStarElementTypes.Goal_3004);
			return types;
		}
		return Collections.EMPTY_LIST;
	}

	/**
	 * @generated
	 */
	public List getRelTypesOnSource(IAdaptable source) {
		IGraphicalEditPart sourceEditPart = (IGraphicalEditPart) source
				.getAdapter(IGraphicalEditPart.class);
		if (sourceEditPart instanceof SoftGoalEditPart) {
			return ((SoftGoalEditPart) sourceEditPart).getMARelTypesOnSource();
		}
		if (sourceEditPart instanceof TaskEditPart) {
			return ((TaskEditPart) sourceEditPart).getMARelTypesOnSource();
		}
		if (sourceEditPart instanceof ResourceEditPart) {
			return ((ResourceEditPart) sourceEditPart).getMARelTypesOnSource();
		}
		if (sourceEditPart instanceof GoalEditPart) {
			return ((GoalEditPart) sourceEditPart).getMARelTypesOnSource();
		}
		if (sourceEditPart instanceof ActorEditPart) {
			return ((ActorEditPart) sourceEditPart).getMARelTypesOnSource();
		}
		if (sourceEditPart instanceof SoftGoal2EditPart) {
			return ((SoftGoal2EditPart) sourceEditPart).getMARelTypesOnSource();
		}
		if (sourceEditPart instanceof Task2EditPart) {
			return ((Task2EditPart) sourceEditPart).getMARelTypesOnSource();
		}
		if (sourceEditPart instanceof Resource2EditPart) {
			return ((Resource2EditPart) sourceEditPart).getMARelTypesOnSource();
		}
		if (sourceEditPart instanceof Goal2EditPart) {
			return ((Goal2EditPart) sourceEditPart).getMARelTypesOnSource();
		}
		return Collections.EMPTY_LIST;
	}

	/**
	 * @generated
	 */
	public List getRelTypesOnTarget(IAdaptable target) {
		IGraphicalEditPart targetEditPart = (IGraphicalEditPart) target
				.getAdapter(IGraphicalEditPart.class);
		if (targetEditPart instanceof SoftGoalEditPart) {
			return ((SoftGoalEditPart) targetEditPart).getMARelTypesOnTarget();
		}
		if (targetEditPart instanceof TaskEditPart) {
			return ((TaskEditPart) targetEditPart).getMARelTypesOnTarget();
		}
		if (targetEditPart instanceof ResourceEditPart) {
			return ((ResourceEditPart) targetEditPart).getMARelTypesOnTarget();
		}
		if (targetEditPart instanceof GoalEditPart) {
			return ((GoalEditPart) targetEditPart).getMARelTypesOnTarget();
		}
		if (targetEditPart instanceof ActorEditPart) {
			return ((ActorEditPart) targetEditPart).getMARelTypesOnTarget();
		}
		if (targetEditPart instanceof SoftGoal2EditPart) {
			return ((SoftGoal2EditPart) targetEditPart).getMARelTypesOnTarget();
		}
		if (targetEditPart instanceof Task2EditPart) {
			return ((Task2EditPart) targetEditPart).getMARelTypesOnTarget();
		}
		if (targetEditPart instanceof Resource2EditPart) {
			return ((Resource2EditPart) targetEditPart).getMARelTypesOnTarget();
		}
		if (targetEditPart instanceof Goal2EditPart) {
			return ((Goal2EditPart) targetEditPart).getMARelTypesOnTarget();
		}
		return Collections.EMPTY_LIST;
	}

	/**
	 * @generated
	 */
	public List getRelTypesOnSourceAndTarget(IAdaptable source,
			IAdaptable target) {
		IGraphicalEditPart sourceEditPart = (IGraphicalEditPart) source
				.getAdapter(IGraphicalEditPart.class);
		IGraphicalEditPart targetEditPart = (IGraphicalEditPart) target
				.getAdapter(IGraphicalEditPart.class);
		if (sourceEditPart instanceof SoftGoalEditPart) {
			return ((SoftGoalEditPart) sourceEditPart)
					.getMARelTypesOnSourceAndTarget(targetEditPart);
		}
		if (sourceEditPart instanceof TaskEditPart) {
			return ((TaskEditPart) sourceEditPart)
					.getMARelTypesOnSourceAndTarget(targetEditPart);
		}
		if (sourceEditPart instanceof ResourceEditPart) {
			return ((ResourceEditPart) sourceEditPart)
					.getMARelTypesOnSourceAndTarget(targetEditPart);
		}
		if (sourceEditPart instanceof GoalEditPart) {
			return ((GoalEditPart) sourceEditPart)
					.getMARelTypesOnSourceAndTarget(targetEditPart);
		}
		if (sourceEditPart instanceof ActorEditPart) {
			return ((ActorEditPart) sourceEditPart)
					.getMARelTypesOnSourceAndTarget(targetEditPart);
		}
		if (sourceEditPart instanceof SoftGoal2EditPart) {
			return ((SoftGoal2EditPart) sourceEditPart)
					.getMARelTypesOnSourceAndTarget(targetEditPart);
		}
		if (sourceEditPart instanceof Task2EditPart) {
			return ((Task2EditPart) sourceEditPart)
					.getMARelTypesOnSourceAndTarget(targetEditPart);
		}
		if (sourceEditPart instanceof Resource2EditPart) {
			return ((Resource2EditPart) sourceEditPart)
					.getMARelTypesOnSourceAndTarget(targetEditPart);
		}
		if (sourceEditPart instanceof Goal2EditPart) {
			return ((Goal2EditPart) sourceEditPart)
					.getMARelTypesOnSourceAndTarget(targetEditPart);
		}
		return Collections.EMPTY_LIST;
	}

	/**
	 * @generated
	 */
	public List getTypesForSource(IAdaptable target,
			IElementType relationshipType) {
		IGraphicalEditPart targetEditPart = (IGraphicalEditPart) target
				.getAdapter(IGraphicalEditPart.class);
		if (targetEditPart instanceof SoftGoalEditPart) {
			return ((SoftGoalEditPart) targetEditPart)
					.getMATypesForSource(relationshipType);
		}
		if (targetEditPart instanceof TaskEditPart) {
			return ((TaskEditPart) targetEditPart)
					.getMATypesForSource(relationshipType);
		}
		if (targetEditPart instanceof ResourceEditPart) {
			return ((ResourceEditPart) targetEditPart)
					.getMATypesForSource(relationshipType);
		}
		if (targetEditPart instanceof GoalEditPart) {
			return ((GoalEditPart) targetEditPart)
					.getMATypesForSource(relationshipType);
		}
		if (targetEditPart instanceof ActorEditPart) {
			return ((ActorEditPart) targetEditPart)
					.getMATypesForSource(relationshipType);
		}
		if (targetEditPart instanceof SoftGoal2EditPart) {
			return ((SoftGoal2EditPart) targetEditPart)
					.getMATypesForSource(relationshipType);
		}
		if (targetEditPart instanceof Task2EditPart) {
			return ((Task2EditPart) targetEditPart)
					.getMATypesForSource(relationshipType);
		}
		if (targetEditPart instanceof Resource2EditPart) {
			return ((Resource2EditPart) targetEditPart)
					.getMATypesForSource(relationshipType);
		}
		if (targetEditPart instanceof Goal2EditPart) {
			return ((Goal2EditPart) targetEditPart)
					.getMATypesForSource(relationshipType);
		}
		return Collections.EMPTY_LIST;
	}

	/**
	 * @generated
	 */
	public List getTypesForTarget(IAdaptable source,
			IElementType relationshipType) {
		IGraphicalEditPart sourceEditPart = (IGraphicalEditPart) source
				.getAdapter(IGraphicalEditPart.class);
		if (sourceEditPart instanceof SoftGoalEditPart) {
			return ((SoftGoalEditPart) sourceEditPart)
					.getMATypesForTarget(relationshipType);
		}
		if (sourceEditPart instanceof TaskEditPart) {
			return ((TaskEditPart) sourceEditPart)
					.getMATypesForTarget(relationshipType);
		}
		if (sourceEditPart instanceof ResourceEditPart) {
			return ((ResourceEditPart) sourceEditPart)
					.getMATypesForTarget(relationshipType);
		}
		if (sourceEditPart instanceof GoalEditPart) {
			return ((GoalEditPart) sourceEditPart)
					.getMATypesForTarget(relationshipType);
		}
		if (sourceEditPart instanceof ActorEditPart) {
			return ((ActorEditPart) sourceEditPart)
					.getMATypesForTarget(relationshipType);
		}
		if (sourceEditPart instanceof SoftGoal2EditPart) {
			return ((SoftGoal2EditPart) sourceEditPart)
					.getMATypesForTarget(relationshipType);
		}
		if (sourceEditPart instanceof Task2EditPart) {
			return ((Task2EditPart) sourceEditPart)
					.getMATypesForTarget(relationshipType);
		}
		if (sourceEditPart instanceof Resource2EditPart) {
			return ((Resource2EditPart) sourceEditPart)
					.getMATypesForTarget(relationshipType);
		}
		if (sourceEditPart instanceof Goal2EditPart) {
			return ((Goal2EditPart) sourceEditPart)
					.getMATypesForTarget(relationshipType);
		}
		return Collections.EMPTY_LIST;
	}

	/**
	 * @generated
	 */
	public EObject selectExistingElementForSource(IAdaptable target,
			IElementType relationshipType) {
		return selectExistingElement(target,
				getTypesForSource(target, relationshipType));
	}

	/**
	 * @generated
	 */
	public EObject selectExistingElementForTarget(IAdaptable source,
			IElementType relationshipType) {
		return selectExistingElement(source,
				getTypesForTarget(source, relationshipType));
	}

	/**
	 * @generated
	 */
	protected EObject selectExistingElement(IAdaptable host, Collection types) {
		if (types.isEmpty()) {
			return null;
		}
		IGraphicalEditPart editPart = (IGraphicalEditPart) host
				.getAdapter(IGraphicalEditPart.class);
		if (editPart == null) {
			return null;
		}
		Diagram diagram = (Diagram) editPart.getRoot().getContents().getModel();
		HashSet<EObject> elements = new HashSet<EObject>();
		for (Iterator<EObject> it = diagram.getElement().eAllContents(); it
				.hasNext();) {
			EObject element = it.next();
			if (isApplicableElement(element, types)) {
				elements.add(element);
			}
		}
		if (elements.isEmpty()) {
			return null;
		}
		return selectElement((EObject[]) elements.toArray(new EObject[elements
				.size()]));
	}

	/**
	 * @generated
	 */
	protected boolean isApplicableElement(EObject element, Collection types) {
		IElementType type = ElementTypeRegistry.getInstance().getElementType(
				element);
		return types.contains(type);
	}

	/**
	 * @generated
	 */
	protected EObject selectElement(EObject[] elements) {
		Shell shell = Display.getCurrent().getActiveShell();
		ILabelProvider labelProvider = new AdapterFactoryLabelProvider(
				IStarDiagramEditorPlugin.getInstance()
						.getItemProvidersAdapterFactory());
		ElementListSelectionDialog dialog = new ElementListSelectionDialog(
				shell, labelProvider);
		dialog.setMessage(Messages.IStarModelingAssistantProviderMessage);
		dialog.setTitle(Messages.IStarModelingAssistantProviderTitle);
		dialog.setMultipleSelection(false);
		dialog.setElements(elements);
		EObject selected = null;
		if (dialog.open() == Window.OK) {
			selected = (EObject) dialog.getFirstResult();
		}
		return selected;
	}
}