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/***************************************************************************
* Copyright (c) 2004 - 2008 Eike Stepper, Germany.
* 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.ui.actions;
import org.eclipse.emf.cdo.CDOSession;
import org.eclipse.emf.cdo.internal.ui.bundle.OM;
import org.eclipse.emf.cdo.util.CDOPackageRegistry;
import org.eclipse.emf.common.util.URI;
import org.eclipse.emf.ecore.EPackage;
import org.eclipse.emf.ecore.resource.Resource;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.IWorkbenchPage;
import java.util.List;
/**
* @author Eike Stepper
*/
public abstract class RegisterPackagesAction extends SessionAction
{
private List<EPackage> ePackages;
private int errors;
public RegisterPackagesAction(IWorkbenchPage page, String text, String toolTipText, ImageDescriptor image,
CDOSession session)
{
super(page, text, toolTipText, image, session);
}
@Override
protected void preRun() throws Exception
{
ePackages = getEPackages(getPage(), getSession());
if (ePackages == null)
{
cancel();
}
}
@Override
protected void doRun() throws Exception
{
errors = 0;
CDOPackageRegistry packageRegistry = getSession().getPackageRegistry();
for (EPackage ePackage : ePackages)
{
Resource resource = ePackage.eResource();
URI uri = resource == null ? null : resource.getURI();
try
{
packageRegistry.putEPackage(ePackage);
}
catch (RuntimeException ex)
{
++errors;
if (uri == null)
{
OM.LOG.error(ex);
}
else
{
OM.LOG.error("Failed to register package " + uri, ex);
}
}
}
postRegistration(ePackages);
if (errors != 0)
{
final String label = String.valueOf(errors) + (errors == 1 ? " package has" : " packages have");
final Shell shell = getShell();
shell.getDisplay().asyncExec(new Runnable()
{
public void run()
{
MessageDialog.openError(shell, getText(), label
+ " not been registered due to errors.\nSee the log for details.");
}
});
}
}
protected void postRegistration(List<EPackage> ePackages)
{
}
protected abstract List<EPackage> getEPackages(IWorkbenchPage page, CDOSession session);
}
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