SimpleCommandCombiner.java

/*
 * funCKit - functional Circuit Kit
 * Copyright (C) 2013  Lukas Elsner <open@mindrunner.de>
 * Copyright (C) 2013  Peter Dahlberg <catdog2@tuxzone.org>
 * Copyright (C) 2013  Julian Stier <mail@julian-stier.de>
 * Copyright (C) 2013  Sebastian Vetter <mail@b4sti.eu>
 * Copyright (C) 2013  Thomas Poxrucker <poxrucker_t@web.de>
 * Copyright (C) 2013  Alexander Treml <alex.treml@directbox.com>
 * 
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * This program 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 General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package de.sep2011.funckit.util.command;

import java.util.ArrayList;
import java.util.List;

/**
 * Takes a list of Commands to execute them as one command.
 */
public class SimpleCommandCombiner extends ComplexCommand {

    private final List<Command> commands;

    /**
     * Creates a new {@link SimpleCommandCombiner}.
     * 
     * @param cmds
     *            the commands to combine.
     */
    public SimpleCommandCombiner(List<Command> cmds) {
        this.commands = new ArrayList<Command>(cmds);
    }

    @Override
    public void execute() {
        checkAndUpdateExecutedOnExecute();

        for (Command cmd : commands) {
            getDispatcher().dispatch(cmd);
        }

    }

    @Override
    public void undo() {
        checkAndUpdateExecutedOnUndo();
        getDispatcher().rewind();
    }

}