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/*******************************************************************************
* Copyright (c) 2010-2016, Andras Szabolcs Nagy, Zoltan Ujhelyi 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 fulfilled if the trajectory is in the specified interval (inclusive).
*
* @author Andras Szabolcs Nagy
*
*/
public class DepthHardObjective extends BaseObjective {
private static final String DEFAULT_NAME = "DepthHardObjective";
protected int minDepth;
protected int maxDepth;
private ThreadContext context;
public DepthHardObjective() {
this(DEFAULT_NAME, 0, Integer.MAX_VALUE);
}
public DepthHardObjective(String name) {
this(name, 0, Integer.MAX_VALUE);
}
public DepthHardObjective(int minDepth) {
this(DEFAULT_NAME, minDepth, Integer.MAX_VALUE);
}
public DepthHardObjective(String name, int minDepth) {
this(name, minDepth, Integer.MAX_VALUE);
}
public DepthHardObjective(int minDepth, int maxDepth) {
this(DEFAULT_NAME, minDepth, maxDepth);
}
public DepthHardObjective(String name, int minDepth, int maxDepth) {
super(name);
this.minDepth = minDepth;
this.maxDepth = maxDepth;
}
public DepthHardObjective withMinDepth(int minDepth) {
this.minDepth = minDepth;
return this;
}
public DepthHardObjective withMaxDepth(int maxDepth) {
this.maxDepth = maxDepth;
return this;
}
@Override
public void init(ThreadContext context) {
super.init(context);
this.context = context;
}
@Override
public Double getFitness(ThreadContext context) {
return 0d;
}
@Override
public boolean isHardObjective() {
return true;
}
@Override
public boolean satisifiesHardObjective(Double fitness) {
return minDepth <= context.getDepth() && context.getDepth() <= maxDepth;
}
@Override
public IObjective createNew() {
return new DepthHardObjective(name, minDepth, maxDepth);
}
}
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