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/*****************************************************************************
* Copyright (c) 2016 CEA LIST and others.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* CEA LIST - Initial API and implementation
*
*****************************************************************************/
package org.eclipse.papyrus.infra.services.edit.context;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.resource.Resource;
import org.eclipse.emf.ecore.resource.ResourceSet;
import org.eclipse.emf.edit.domain.EditingDomain;
import org.eclipse.gmf.runtime.emf.type.core.ClientContextManager;
import org.eclipse.gmf.runtime.emf.type.core.IClientContext;
import org.eclipse.osgi.util.NLS;
import org.eclipse.papyrus.infra.core.architecture.ArchitectureDescription;
import org.eclipse.papyrus.infra.core.resource.ModelSet;
import org.eclipse.papyrus.infra.core.resource.sasheditor.DiModelUtils;
import org.eclipse.papyrus.infra.core.services.ServiceException;
import org.eclipse.papyrus.infra.services.edit.internal.context.DefaultTypeContext;
import org.eclipse.papyrus.infra.services.edit.messages.Messages;
/**
* <pre>
* An API that allows getting a GMF client context that corresponds to an architecture context
* that is applied to a Papyrus model set or one of its owned objects.
* </pre>
* @since 3.0
*/
public class TypeContext {
/**
* Obtains the default Papyrus GMF client context
*
* @return IClientContext
* @throws ServiceException
*/
public static IClientContext getDefaultContext() throws ServiceException {
return DefaultTypeContext.getContext();
}
/**
* Obtains the default Papyrus GMF client context id
*
* @return IClientContext
* @throws ServiceException
*/
public static String getDefaultContextId() {
return DefaultTypeContext.ID;
}
/**
* Obtains the GMF client context that corresponds to the given model set
*
* @param modelSet
* @return IClientContext
* @throws ServiceException
*/
public static IClientContext getContext(ModelSet modelSet) throws ServiceException {
ArchitectureDescription desc = DiModelUtils.getArchitectureDescription(modelSet);
if (desc != null)
return getContext(desc.getContextId());
return getDefaultContext();
}
/**
* Obtains the GMF client context that corresponds to the given resource set
*
* @param resourceSet
* @return IClientContext
* @throws ServiceException
*/
public static IClientContext getContext(ResourceSet resoureSet) throws ServiceException {
if (resoureSet instanceof ModelSet)
return getContext((ModelSet)resoureSet);
return getDefaultContext();
}
/**
* Obtains the GMF client context that corresponds to the given editing domain
*
* @param editingDomain
* @return IClientContext
* @throws ServiceException
*/
public static IClientContext getContext(EditingDomain editingDomain) throws ServiceException {
if (editingDomain.getResourceSet() != null)
return getContext(editingDomain.getResourceSet());
return getDefaultContext();
}
/**
* Obtains the GMF client context that corresponds to the given resource
*
* @param resource
* @return IClientContext
* @throws ServiceException
*/
public static IClientContext getContext(Resource resource) throws ServiceException {
if (resource.getResourceSet() != null)
return getContext(resource.getResourceSet());
return getDefaultContext();
}
/**
* Obtains the GMF client context that corresponds to the given object
*
* @param object
* @return IClientContext
* @throws ServiceException
*/
public static IClientContext getContext(EObject object) throws ServiceException {
if (object.eResource() != null)
return getContext(object.eResource());
return getDefaultContext();
}
/**
* Obtains the GMF client context that corresponds to the given object
*
* @param object
* @return IClientContext
* @throws ServiceException
*/
public static IClientContext getContext(String contextId) throws ServiceException {
IClientContext context = ClientContextManager.getInstance().getClientContext(contextId);
if (context == null) {
throw new ServiceException(NLS.bind(Messages.TypeContext_ContextNotFound, contextId));
}
return context;
}
}
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