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/*******************************************************************************
* Copyright (c) 2013 Ericsson 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:
* Miles Parker (Tasktop Technologies) - initial API and implementation
*******************************************************************************/
package org.eclipse.mylyn.reviews.edit.remote;
import java.util.HashMap;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.emf.common.command.AbstractCommand;
import org.eclipse.emf.common.command.BasicCommandStack;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EFactory;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.resource.Resource;
import org.eclipse.emf.ecore.resource.impl.ResourceImpl;
import org.eclipse.emf.edit.domain.AdapterFactoryEditingDomain;
import org.eclipse.emf.edit.domain.EditingDomain;
import org.eclipse.emf.edit.provider.ComposedAdapterFactory;
import org.eclipse.emf.edit.provider.resource.ResourceItemProviderAdapterFactory;
import org.eclipse.mylyn.commons.core.StatusHandler;
import org.eclipse.mylyn.reviews.core.model.IReviewGroup;
import org.eclipse.mylyn.reviews.core.spi.remote.AbstractRemoteFactoryProvider;
import org.eclipse.mylyn.reviews.edit.ReviewsEditPlugin;
import org.eclipse.mylyn.reviews.edit.provider.ReviewsItemProviderAdapterFactory;
/**
* Supports decoupling of Reviews from remote API as well as job management.
*
* @author Miles Parker
*/
public abstract class AbstractRemoteEditFactoryProvider<ERootObject extends EObject> extends
AbstractRemoteFactoryProvider {
private final EditingDomain editingDomain;
ERootObject rootObject;
public AbstractRemoteEditFactoryProvider(EFactory emfFactory, EClass rootClass) {
ComposedAdapterFactory adapterFactory = new ComposedAdapterFactory(
ComposedAdapterFactory.Descriptor.Registry.INSTANCE);
adapterFactory.addAdapterFactory(new ResourceItemProviderAdapterFactory());
adapterFactory.addAdapterFactory(new ReviewsItemProviderAdapterFactory());
BasicCommandStack commandStack = new BasicCommandStack();
editingDomain = new AdapterFactoryEditingDomain(adapterFactory, commandStack, new HashMap<Resource, Boolean>());
Resource resource = new ResourceImpl();
if (resource.getContents().size() > 0 && resource.getContents().get(0) instanceof IReviewGroup) {
try {
rootObject = (ERootObject) resource.getContents().get(0);
} catch (ClassCastException e) {
StatusHandler.log(new Status(IStatus.ERROR, ReviewsEditPlugin.PLUGIN_ID,
"Problem creating editing domain. Unexpected root model content.", e));
}
} else {
try {
rootObject = (ERootObject) emfFactory.create(rootClass);
resource.getContents().add(rootObject);
} catch (ClassCastException e) {
StatusHandler.log(new Status(IStatus.ERROR, ReviewsEditPlugin.PLUGIN_ID,
"Problem creating editing domain. Root remote class must match remote editing domain type.", e));
}
}
}
@Override
public void modelExec(final Runnable runnable, boolean block) {
super.modelExec(new Runnable() { //Run in UI thread
public void run() {
editingDomain.getCommandStack().execute(new AbstractCommand() {
public void redo() {
// noop
}
public void execute() {
runnable.run();
}
@Override
protected boolean prepare() {
return true;
}
@Override
public boolean canUndo() {
return false;
}
});
}
}, block);
}
public ERootObject getRoot() {
return rootObject;
}
}
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