| /******************************************************************************* |
| * Copyright (c) 2016 Obeo. |
| * 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: |
| * Obeo - initial API and implementation and/or initial documentation |
| * ... |
| *******************************************************************************/ |
| package org.eclipse.intent.mapping.base; |
| |
| import org.eclipse.intent.mapping.MappingUtils; |
| |
| /** |
| * {@link ILocationDescriptor} for an existing {@link ILocation}. |
| * |
| * @author <a href="mailto:yvan.lussaud@obeo.fr">Yvan Lussaud</a> |
| */ |
| public class LocationDescriptor implements ILocationDescriptor { |
| |
| /** |
| * The {@link ILocation}. |
| */ |
| private final ILocation location; |
| |
| /** |
| * Constructor. |
| * |
| * @param location |
| * the {@link ILocation} |
| */ |
| public LocationDescriptor(ILocation location) { |
| this.location = location; |
| } |
| |
| /** |
| * {@inheritDoc} |
| * |
| * @see org.eclipse.intent.mapping.base.ILocationDescriptor#getContainerDescriptor() |
| */ |
| public ILocationDescriptor getContainerDescriptor() { |
| final ILocationDescriptor res; |
| |
| if (location.getContainer() instanceof ILocation) { |
| res = new LocationDescriptor((ILocation)location.getContainer()); |
| } else { |
| res = null; |
| } |
| |
| return res; |
| } |
| |
| /** |
| * {@inheritDoc} |
| * |
| * @see org.eclipse.intent.mapping.base.ILocationDescriptor#exists() |
| */ |
| public boolean exists() { |
| return true; |
| } |
| |
| /** |
| * {@inheritDoc} |
| * |
| * @see org.eclipse.intent.mapping.base.ILocationDescriptor#getLocation() |
| */ |
| public ILocation getLocation() { |
| return location; |
| } |
| |
| /** |
| * {@inheritDoc} |
| * |
| * @see org.eclipse.intent.mapping.base.ILocationDescriptor#getOrCreate() |
| */ |
| public ILocation getOrCreate() throws InstantiationException, IllegalAccessException, |
| ClassNotFoundException { |
| return location; |
| } |
| |
| /** |
| * {@inheritDoc} |
| * |
| * @see org.eclipse.intent.mapping.base.ILocationDescriptor#update(java.lang.Object) |
| */ |
| public boolean update(Object element) { |
| return MappingUtils.getConnectorRegistry().updateLocation(location, element); |
| } |
| |
| /** |
| * {@inheritDoc} |
| * |
| * @see org.eclipse.intent.mapping.base.ILocationDescriptor#getElement() |
| */ |
| public Object getElement() { |
| return MappingUtils.getConnectorRegistry().getElement(location); |
| } |
| |
| /** |
| * {@inheritDoc} |
| * |
| * @see org.eclipse.intent.mapping.base.ILocationDescriptor#getName() |
| */ |
| public String getName() { |
| return MappingUtils.getConnectorRegistry().getName(location); |
| } |
| |
| @Override |
| public int hashCode() { |
| return location.hashCode(); |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| return obj instanceof LocationDescriptor && location.equals(((LocationDescriptor)obj).location); |
| } |
| |
| /** |
| * {@inheritDoc} |
| * |
| * @see org.eclipse.intent.mapping.base.ILocationDescriptor#dispose() |
| */ |
| public void dispose() { |
| // nothing to do here |
| } |
| |
| } |