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/*******************************************************************************
* Copyright (c) 2007, 2009 THALES GLOBAL SERVICES.
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* Obeo - initial API and implementation
*******************************************************************************/
package org.eclipse.sirius.diagram.ui.tools.internal.commands;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.commands.operations.IUndoContext;
import org.eclipse.core.commands.operations.IUndoableOperation;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.gmf.runtime.common.core.command.CommandResult;
import org.eclipse.gmf.runtime.common.core.command.ICommand;
/**
* ICommand forwarding calls to a wrapped instance, except for the
* "affected file" which are always returned null.
*
* @author cbrun
*
*/
public class WrappingCommandIgnoringAffectedFiles implements ICommand {
private ICommand original;
/**
* Create a new wrapper.
*
* @param wrapped
* the wrapped command.
*/
public WrappingCommandIgnoringAffectedFiles(final ICommand wrapped) {
this.original = wrapped;
}
/**
* Return the original command wrapped by this command.
*
* @return the original command wrapped by this command.
*/
public ICommand getOriginalCommand() {
return original;
}
/**
* {@inheritDoc}
*/
public IStatus undo(final IProgressMonitor monitor, final IAdaptable info) throws ExecutionException {
IStatus status = null;
if (original != null) {
status = original.undo(monitor, info);
}
return status;
}
/**
* {@inheritDoc}
*/
public void removeContext(final IUndoContext context) {
if (original != null) {
original.removeContext(context);
}
}
/**
* {@inheritDoc}
*/
public IStatus redo(final IProgressMonitor monitor, final IAdaptable info) throws ExecutionException {
IStatus status = null;
if (original != null) {
status = original.redo(monitor, info);
}
return status;
}
/**
* {@inheritDoc}
*/
public boolean hasContext(final IUndoContext context) {
boolean hasContext = false;
if (original != null) {
hasContext = original.hasContext(context);
}
return hasContext;
}
/**
* {@inheritDoc}
*/
public String getLabel() {
String label = null;
if (original != null) {
label = original.getLabel();
}
return label;
}
/**
* {@inheritDoc}
*/
public IUndoContext[] getContexts() {
IUndoContext[] contexts = new IUndoContext[0];
if (original != null) {
contexts = original.getContexts();
}
return contexts;
}
/**
* {@inheritDoc}
*/
public IStatus execute(final IProgressMonitor monitor, final IAdaptable info) throws ExecutionException {
return original.execute(monitor, info);
}
/**
* {@inheritDoc}
*/
public void dispose() {
if (original != null) {
original.dispose();
original = null;
}
}
/**
* {@inheritDoc}
*/
public boolean canUndo() {
boolean canUndo = false;
if (original != null) {
canUndo = original.canUndo();
}
return canUndo;
}
/**
* {@inheritDoc}
*/
public boolean canRedo() {
boolean canRedo = false;
if (original != null) {
canRedo = original.canRedo();
}
return canRedo;
}
/**
* {@inheritDoc}
*/
public boolean canExecute() {
boolean canExecute = false;
if (original != null) {
canExecute = original.canExecute();
}
return canExecute;
}
/**
* {@inheritDoc}
*/
public void addContext(final IUndoContext context) {
if (original != null) {
original.addContext(context);
}
}
/**
* {@inheritDoc}
*/
public void setLabel(final String label) {
if (original != null) {
original.setLabel(label);
}
}
/**
* {@inheritDoc}
*/
public ICommand reduce() {
ICommand command = null;
if (original != null) {
command = original.reduce();
}
return command;
}
/**
* {@inheritDoc}
*/
public CommandResult getCommandResult() {
CommandResult commandResult = null;
if (original != null) {
commandResult = original.getCommandResult();
}
return commandResult;
}
/**
* {@inheritDoc}
*/
public List getAffectedFiles() {
return new ArrayList<>();
}
/**
* {@inheritDoc}
*/
public ICommand compose(final IUndoableOperation operation) {
ICommand command = null;
if (original != null) {
command = original.compose(operation);
}
return command;
}
}
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