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/*****************************************************************************
* Copyright (c) 2013, 2017 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
* Christian W. Damus (CEA) - bug 429242
* Eike Stepper (CEA) - bug 466520
*
*****************************************************************************/
package org.eclipse.papyrus.cdo.internal.ui.wizards;
import org.eclipse.core.resources.IContainer;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.core.runtime.jobs.Job;
import org.eclipse.emf.cdo.eresource.CDOResource;
import org.eclipse.emf.cdo.explorer.CDOExplorerUtil;
import org.eclipse.emf.cdo.explorer.checkouts.CDOCheckout;
import org.eclipse.emf.common.util.BasicDiagnostic;
import org.eclipse.emf.common.util.Diagnostic;
import org.eclipse.emf.common.util.URI;
import org.eclipse.emf.ecore.resource.ResourceSet;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.wizard.Wizard;
import org.eclipse.osgi.util.NLS;
import org.eclipse.papyrus.cdo.core.exporter.IModelExporter;
import org.eclipse.papyrus.cdo.core.importer.IModelTransferConfiguration;
import org.eclipse.papyrus.cdo.internal.core.CDOUtils;
import org.eclipse.papyrus.cdo.internal.ui.l10n.Messages;
import org.eclipse.papyrus.cdo.internal.ui.views.DIModel;
import org.eclipse.swt.widgets.Display;
import org.eclipse.ui.IWorkbench;
import org.eclipse.ui.IWorkbenchWizard;
import org.eclipse.ui.statushandlers.StatusManager;
import com.google.common.collect.ArrayListMultimap;
import com.google.common.collect.Multimap;
import com.google.common.eventbus.EventBus;
/**
* This is the ModelExportWizard type. Enjoy.
*/
public class ModelExportWizard extends Wizard implements IWorkbenchWizard {
private final LocalRepositoryView localView = new LocalRepositoryView();
private ModelReferencesPage referencesPage;
private ModelExportMappingsPage mappingsPage;
private IStructuredSelection selection;
private IModelTransferConfiguration exportConfig;
private CDOCheckout checkout;
private IContainer initialDestination;
public ModelExportWizard() {
super();
}
@Override
public void init(IWorkbench workbench, IStructuredSelection selection) {
this.selection = localView.translate(selection);
setWindowTitle(Messages.ModelExportWizard_0);
setNeedsProgressMonitor(true);
setHelpAvailable(false);
}
public void setInitialDestination(IContainer container) {
this.initialDestination = container;
}
@Override
public void addPages() {
exportConfig = IModelTransferConfiguration.Factory.EXPORT.create(new WizardOperationContext(getShell().getDisplay(), this), getResourceSet(selection));
final EventBus bus = new EventBus("exportWizard"); //$NON-NLS-1$
referencesPage = new ModelReferencesPage(bus, false);
addPage(referencesPage);
mappingsPage = new ModelExportMappingsPage(bus);
addPage(mappingsPage);
if (initialDestination != null) {
mappingsPage.setInitialDestination(initialDestination);
}
// start analyzing the selected models' dependencies after the wizard
// has been presented
Display.getCurrent().asyncExec(new Runnable() {
@Override
public void run() {
for (DIModel next : getSelection()) {
exportConfig.addModelToTransfer(next.getResource().getURI());
}
bus.post(exportConfig);
bus.post(checkout);
}
});
}
Iterable<DIModel> getSelection() {
Multimap<CDOCheckout, DIModel> result = ArrayListMultimap.create();
if (selection != null) {
for (Object next : selection.toList()) {
DIModel model = CDOUtils.adapt(next, DIModel.class);
if (model != null) {
URI uri = model.getResource().getURI();
CDOCheckout checkout = CDOExplorerUtil.getCheckout(uri);
if (this.checkout == null) {
this.checkout = checkout;
}
if (checkout != null) {
result.put(checkout, model);
}
}
}
}
if (result.keySet().size() > 1) {
MessageDialog.openInformation(getShell(), Messages.ModelExportWizard_2, NLS.bind(Messages.ModelExportWizard_3, checkout.getLabel()));
}
return result.get(checkout);
}
@Override
public boolean performFinish() {
boolean result = true;
IModelExporter exporter = IModelExporter.Factory.DEFAULT.create();
Diagnostic problems = exporter.exportModels(mappingsPage.getMapping());
if (problems.getSeverity() > Diagnostic.INFO) {
StatusManager.getManager().handle(BasicDiagnostic.toIStatus(problems), StatusManager.BLOCK);
}
return result;
}
@Override
public void dispose() {
if (exportConfig != null) {
// it actually takes a while to dispose this, unloading all of the
// resources potentially covering all of the Papyrus models in the
// workspace in order to clean up the UML CacheAdapter
final IModelTransferConfiguration configuration = exportConfig;
new Job(Messages.ModelExportWizard_4) {
{
setSystem(true);
}
@Override
protected IStatus run(IProgressMonitor monitor) {
try {
configuration.dispose();
} finally {
localView.dispose();
}
return Status.OK_STATUS;
}
}.schedule();
exportConfig = null;
}
super.dispose();
}
ResourceSet getResourceSet(IStructuredSelection selection) {
ResourceSet result = null;
for (Object next : selection.toList()) {
CDOResource resource = CDOUtils.adapt(next, CDOResource.class);
if (resource != null) {
result = resource.getResourceSet();
break;
}
}
return result;
}
}
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