package org.openiaml.model.diagram.helpers.inference;
import java.util.List;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.EStructuralFeature;
import org.eclipse.emf.transaction.TransactionalEditingDomain;
import org.eclipse.gmf.runtime.common.core.command.CommandResult;
import org.eclipse.gmf.runtime.emf.commands.core.command.AbstractTransactionalCommand;
import org.openiaml.model.inference.EcoreInferenceHandler;
import org.openiaml.model.inference.InferenceException;
/**
* Wraps {@link EmfInferenceHandler#createElement(EObject, EClass, EStructuralFeature)} with
* an {@link AbstractTransactionalCommand}.
*
* @author jmwright
*/
public class CreateElementCommand extends AbstractTransactionalCommand {
public CreateElementCommand(TransactionalEditingDomain domain,
List<?> affectedFiles,
EObject container, EClass elementType, EStructuralFeature containerFeature) {
super(domain, "Create element command", affectedFiles);
this.container = container;
this.elementType = elementType;
this.containerFeature = containerFeature;
}
private EObject created;
private EObject container;
private EClass elementType;
private EStructuralFeature containerFeature;
@Override
protected CommandResult doExecuteWithResult(
IProgressMonitor monitor, IAdaptable info)
throws ExecutionException {
// just pass it along
EcoreInferenceHandler eih = new EcoreInferenceHandler(container.eResource());
try {
created = eih.createElement(container, elementType, containerFeature);
} catch (InferenceException e) {
throw new ExecutionException(e.getMessage(), e);
}
return CommandResult.newOKCommandResult(created);
}
public EObject getCreatedObject() {
return created;
}
}