/*
* Copyright (c) 2008-2012, 2015 Eike Stepper (Berlin, Germany) and others.
* 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:
* Eike Stepper - initial API and implementation
*/
package org.eclipse.emf.cdo.internal.migrator.actions;
import org.eclipse.emf.cdo.internal.messages.Messages;
import org.eclipse.emf.cdo.internal.migrator.CDOMigratorUtil;
import org.eclipse.net4j.util.ui.UIUtil;
import org.eclipse.emf.codegen.ecore.genmodel.GenDelegationKind;
import org.eclipse.emf.codegen.ecore.genmodel.GenModel;
import org.eclipse.emf.common.util.EList;
import org.eclipse.emf.common.util.URI;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.resource.Resource;
import org.eclipse.emf.ecore.resource.ResourceSet;
import org.eclipse.emf.ecore.resource.impl.ResourceSetImpl;
import org.eclipse.emf.ecore.xmi.impl.XMIResourceFactoryImpl;
import org.eclipse.core.resources.IFile;
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.jface.action.IAction;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.swt.widgets.Display;
import org.eclipse.ui.IObjectActionDelegate;
import org.eclipse.ui.IWorkbenchPart;
import org.eclipse.ui.PlatformUI;
import java.util.Map;
/**
* @author Eike Stepper
*/
public class MigrateAction implements IObjectActionDelegate
{
private ISelection selection;
public MigrateAction()
{
}
public void selectionChanged(IAction action, ISelection selection)
{
this.selection = selection;
}
public void setActivePart(IAction action, IWorkbenchPart targetPart)
{
}
public void run(IAction action)
{
new Job(Messages.getString("MigrateAction_0")) //$NON-NLS-1$
{
@Override
protected IStatus run(IProgressMonitor monitor)
{
try
{
IFile file = getFile();
if (file == null)
{
showMessage(Messages.getString("MigrateAction_1"), true); //$NON-NLS-1$
}
else
{
GenModel genModel = getGenModel(file);
if (genModel == null)
{
showMessage(Messages.getString("MigrateAction_2"), true); //$NON-NLS-1$
}
else
{
GenDelegationKind featureDelegation = getFeatureDelegation();
String msg = CDOMigratorUtil.adjustGenModel(genModel, featureDelegation);
if (msg == null)
{
showMessage(Messages.getString("MigrateAction_3"), false); //$NON-NLS-1$
}
else
{
genModel.eResource().save(null);
showMessage(Messages.getString("MigrateAction_4") + msg, false); //$NON-NLS-1$
}
}
}
}
catch (Exception ex)
{
return new Status(IStatus.ERROR, "org.eclipse.emf.cdo.internal.migrator", //$NON-NLS-1$
Messages.getString("MigrateAction_6"), ex); //$NON-NLS-1$
}
return Status.OK_STATUS;
}
}.schedule();
}
protected GenDelegationKind getFeatureDelegation()
{
return GenDelegationKind.REFLECTIVE_LITERAL;
}
protected IFile getFile()
{
if (selection instanceof IStructuredSelection)
{
Object element = ((IStructuredSelection)selection).getFirstElement();
if (element instanceof IFile)
{
IFile file = (IFile)element;
if ("genmodel".equals(file.getFileExtension())) //$NON-NLS-1$
{
return file;
}
}
}
return null;
}
protected GenModel getGenModel(IFile file)
{
ResourceSet resourceSet = new ResourceSetImpl();
Map<String, Object> map = resourceSet.getResourceFactoryRegistry().getExtensionToFactoryMap();
map.put("*", new XMIResourceFactoryImpl()); //$NON-NLS-1$
URI uri = URI.createPlatformResourceURI(file.getFullPath().toString(), false);
Resource resource = resourceSet.getResource(uri, true);
EList<EObject> contents = resource.getContents();
if (!contents.isEmpty())
{
EObject object = contents.get(0);
if (object instanceof GenModel)
{
return (GenModel)object;
}
}
return null;
}
protected void showMessage(final String msg, final boolean error)
{
try
{
final Display display = PlatformUI.getWorkbench().getDisplay();
display.syncExec(new Runnable()
{
public void run()
{
try
{
if (error)
{
MessageDialog.openError(UIUtil.getShell(), Messages.getString("MigrateAction_10"), msg); //$NON-NLS-1$
}
else
{
MessageDialog.openInformation(UIUtil.getShell(), Messages.getString("MigrateAction_10"), msg); //$NON-NLS-1$
}
}
catch (RuntimeException ignore)
{
}
}
});
}
catch (RuntimeException ignore)
{
}
}
}