/*******************************************************************************
* Copyright (c) 2006-2010 Vienna University of Technology,
* Department of Software Technology and Interactive Systems
*
* All rights reserved. This program and the accompanying
* materials are made available under the terms of the
* Apache License, Version 2.0 which accompanies
* this distribution, and is available at
* http://www.apache.org/licenses/LICENSE-2.0
*******************************************************************************/
package eu.planets_project.pp.plato.model.scales;
import javax.persistence.DiscriminatorValue;
import javax.persistence.Entity;
import eu.planets_project.pp.plato.model.values.BooleanValue;
/**
* Boolean value to be used in the leaves of the objective tree
* @author Christoph Becker
*
*/
@Entity
@DiscriminatorValue("B")
public class BooleanScale extends OrdinalScale {
private static final long serialVersionUID = -65662892936008713L;
public String getDisplayName() {
return "Boolean";
}
public BooleanScale() {
super.setRestriction("Yes/No");
// this is a Boolean-value, the restrictions above must not be changed
immutableRestriction = true;
}
/*
* this restriction cannot be changed
*/
@Override
public void setRestriction(String restriction) {
}
/**
*
*/
public BooleanValue createValue() {
BooleanValue bv = new BooleanValue();
bv.setScale(this);
return bv;
}
}