/**
* Copyright 2004-2016 Riccardo Solmi. All rights reserved.
* This file is part of the Whole Platform.
*
* The Whole Platform is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* The Whole Platform is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with the Whole Platform. If not, see <http://www.gnu.org/licenses/>.
*/
package org.whole.lang.commands;
import org.whole.lang.model.IEntity;
/**
* @author Riccardo Solmi
*/
public class ByteChangeCommand extends AbstractCommand {
private static final long serialVersionUID = 1L;
private byte oldValue;
public final byte newValue;
public ByteChangeCommand(int executionTime, IEntity source, byte oldValue, byte newValue) {
super(executionTime, source);
this.oldValue = oldValue;
this.newValue = newValue;
}
public Object getOldObject() {
return oldValue;
}
public void setOldObject(Object object) {
oldValue = (Byte) object;
}
public Object getNewObject() {
return newValue;
}
public void undo() {
source.wSetLastCommand(getPrevCommand());
source.wSetValue(oldValue);
}
public void redo() {
source.wSetLastCommand(this);
source.wSetValue(newValue);
}
@Override
protected void appendChange(StringBuilder builder) {
builder.append(oldValue);
builder.append(" -> ");
builder.append(newValue);
}
}