Application: gvSIG desktop

/**

 * gvSIG. Desktop Geographic Information System.

 *

 * Copyright (C) 2007-2013 gvSIG Association.

 *

 * 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, write to the Free Software

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,

 * MA  02110-1301, USA.

 *

 * For any additional information, do not hesitate to contact us

 * at info AT gvsig.com, or visit our website www.gvsig.com.

 */

package org.gvsig.fmap.dal.feature.impl.undo.command;

import org.gvsig.fmap.dal.exception.DataException;

import org.gvsig.fmap.dal.feature.EditableFeature;

import org.gvsig.fmap.dal.feature.Feature;

import org.gvsig.fmap.dal.feature.impl.DefaultFeatureStore;

import org.gvsig.tools.undo.UndoException;

/**

 *

 * @author gvSIG Team

 */

public class FeatureUpdateCommand extends AbstractFeatureCommand {

    private final Feature oldFeature;

    public FeatureUpdateCommand(DefaultFeatureStore featureStore,

            EditableFeature feature, Feature oldFeature, String description) {

        super(featureStore, feature, description);

        this.oldFeature = oldFeature;

    }

    @Override

    public EditableFeature getFeature() {

        return (EditableFeature) this.feature;

    }

    @Override

    public void undo() throws UndoException {

        try {

            featureStore.doUpdate(oldFeature.getEditable(),

                    getFeature().getNotEditableCopy());

        } catch (DataException e) {

            throw new UndoException(this, e);

        }

    }

    @Override

    public int getType() {

        return UPDATE;

    }

    @Override

    public void execute() throws DataException {

        featureStore.doUpdate(getFeature(), oldFeature);

    }

    public Feature getOldFeature() {

        return oldFeature;

    }

}