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.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#setValue(EObject, EStructuralFeature, Object)} with
* an {@link AbstractTransactionalCommand}.
*
* @author jmwright
*/
public class SetValueCommand extends AbstractTransactionalCommandHelper {
private EmfInferenceHandler emfInferenceHandler;
public SetValueCommand(EmfInferenceHandler emfInferenceHandler, TransactionalEditingDomain domain,
List<?> affectedFiles,
EObject element, EStructuralFeature reference, Object value) {
super(domain, "Set value command", affectedFiles);
this.emfInferenceHandler = emfInferenceHandler;
this.element = element;
this.reference = reference;
this.value = value;
}
/**
* Creates a new {@link EmfInferenceHandler}.
*/
public SetValueCommand(TransactionalEditingDomain editingDomain,
List workspaceFiles, EObject container,
EStructuralFeature reference, Object value) {
this(newHandler(editingDomain, workspaceFiles, container.eResource()),
editingDomain,
workspaceFiles,
container,
reference,
value);
}
/**
* Gets the list of affected files from the <code>container</code>.
*/
public SetValueCommand(TransactionalEditingDomain editingDomain,
EObject container, EStructuralFeature reference, Object value) {
this(editingDomain, getWorkspaceFiles(container), container, reference, value);
}
private EObject element;
private EStructuralFeature reference;
private Object value;
@Override
protected CommandResult doExecuteWithResult(
IProgressMonitor monitor, IAdaptable info)
throws ExecutionException {
this.emfInferenceHandler.setMonitor(monitor);
this.emfInferenceHandler.setInfo(info);
// just pass it along
EcoreInferenceHandler eih = new EcoreInferenceHandler(this.emfInferenceHandler.resource);
try {
eih.setValue(element, reference, value);
} catch (InferenceException e) {
throw new ExecutionException(e.getMessage(), e);
}
return CommandResult.newOKCommandResult();
}
}