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/*******************************************************************************
* Copyright (c) 2010-2017, Andras Szabolcs Nagy and Daniel Varro
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0 which is available at
* http://www.eclipse.org/legal/epl-v20.html.
*
* SPDX-License-Identifier: EPL-2.0
*******************************************************************************/
package org.eclipse.viatra.dse.objectives.impl;
import org.eclipse.viatra.dse.base.ThreadContext;
import org.eclipse.viatra.dse.objectives.IObjective;
/**
* This hard objective is never fulfilled. Use it if all states should be regarded as an invalid solution.
*
* @author Andras Szabolcs Nagy
*
*/
public class NeverSatisfiedDummyHardObjective extends BaseObjective {
private static final String DEFAULT_NAME = "NeverSatisfiedDummyHardObjective";
public NeverSatisfiedDummyHardObjective() {
super(DEFAULT_NAME);
}
public NeverSatisfiedDummyHardObjective(String name) {
super(name);
}
@Override
public Double getFitness(ThreadContext context) {
return 0d;
}
@Override
public boolean isHardObjective() {
return true;
}
@Override
public boolean satisifiesHardObjective(Double fitness) {
return false;
}
@Override
public IObjective createNew() {
return this;
}
}
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