/******************************************************************************* | |
* Copyright (c) 2008, 2012 IBM Corporation and others. | |
* All rights reserved. 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: | |
* IBM Corporation - initial API and implementation | |
*******************************************************************************/ | |
package org.eclipse.bpel.ui.commands; | |
import java.util.ArrayList; | |
import java.util.HashSet; | |
import java.util.List; | |
import java.util.Set; | |
import org.eclipse.bpel.common.ui.editmodel.AbstractEditModelCommand; | |
import org.eclipse.bpel.model.resource.BPELResource; | |
import org.eclipse.bpel.ui.commands.util.AutoUndoCommand; | |
import org.eclipse.emf.ecore.resource.Resource; | |
import org.eclipse.gef.commands.Command; | |
public class CompoundCommand extends AutoUndoCommand { | |
private List<Command> commandList = new ArrayList<Command>(); | |
public CompoundCommand() { | |
super(new ArrayList<Object>()); | |
} | |
public CompoundCommand(String label) { | |
super(label, new ArrayList<Object>()); | |
} | |
public void add(Command command) { | |
if (command != null) { | |
commandList.add(command); | |
} | |
} | |
public boolean canExecute() { | |
if (commandList.size() == 0) | |
return false; | |
for (Command cmd : commandList) { | |
if (cmd == null) | |
return false; | |
if (!cmd.canExecute()) | |
return false; | |
} | |
return true; | |
} | |
public boolean canDoExecute() { | |
if (commandList.size() == 0) | |
return false; | |
for (Command cmd : commandList) { | |
if (cmd == null) | |
return false; | |
if ((cmd instanceof AutoUndoCommand) && !((AutoUndoCommand)cmd).canDoExecute()) | |
return false; | |
} | |
return true; | |
} | |
public void dispose() { | |
for (Command cmd : commandList) | |
cmd.dispose(); | |
} | |
public void doExecute() { | |
for (Command cmd : commandList) { | |
if (cmd instanceof AutoUndoCommand) { | |
((AutoUndoCommand)cmd).doExecute(); | |
} else { | |
cmd.execute(); | |
} | |
} | |
} | |
public String getLabel() { | |
String label = super.getLabel(); | |
if (label == null) | |
if (commandList.isEmpty()) | |
return null; | |
if (label != null) | |
return label; | |
return commandList.get(0).getLabel(); | |
} | |
public boolean isEmpty() { | |
return commandList.isEmpty(); | |
} | |
public List<Command> getCommands() { | |
return commandList; | |
} | |
@Override | |
public Set<Object> getModelRoots() { | |
HashSet<Object> result = new HashSet<Object>(); | |
for (Command command : commandList) { | |
if (command instanceof AutoUndoCommand) { | |
result.addAll(((AutoUndoCommand)command).getModelRoots()); | |
} else if (command instanceof AbstractEditModelCommand) { | |
for (Resource res : ((AbstractEditModelCommand)command).getResources()) { | |
if (res instanceof BPELResource) { | |
result.add(((BPELResource)res).getProcess()); | |
} | |
} | |
} | |
} | |
return result; | |
} | |
} |