/*
* Copyright (c) 2012 Data Harmonisation Panel
*
* All rights reserved. This program and the accompanying materials are made
* available 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.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this distribution. If not, see <http://www.gnu.org/licenses/>.
*
* Contributors:
* 1Spatial PLC <http://www.1spatial.com>
* HUMBOLDT EU Integrated Project #030962
* Data Harmonisation Panel <http://www.dhpanel.eu>
*/
package com.onespatial.jrc.tns.oml_to_rif.model.rif.filter.nonterminal.logical;
import com.onespatial.jrc.tns.oml_to_rif.model.rif.filter.nonterminal.AbstractFilterNode;
import com.onespatial.jrc.tns.oml_to_rif.model.rif.filter.nonterminal.NodeType;
/**
* A class that contains elements that are common to all logical nodes.
*
* @author Simon Payne (Simon.Payne@1spatial.com) / 1Spatial Group Ltd.
* @author Richard Sunderland (Richard.Sunderland@1spatial.com) / 1Spatial Group Ltd.
*/
public class AbstractLogicalNode extends AbstractFilterNode
{
/**
* Prevents this class being instantiated directly.
*/
protected AbstractLogicalNode()
{
// does nothing
}
@Override
public NodeType getNodeType()
{
return null;
}
}