
org.btrplace.plan.TimeBasedPlanApplier Maven / Gradle / Ivy
/*
* Copyright (c) 2016 University Nice Sophia Antipolis
*
* This file is part of btrplace.
* This library is free software; you can redistribute it and/or
* modify it 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.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see .
*/
package org.btrplace.plan;
import org.btrplace.model.Model;
import org.btrplace.plan.event.Action;
import java.util.*;
/**
* An applier that relies on the estimated start moment and
* the duration of the actions.
*
* @author Fabien Hermenier
*/
public class TimeBasedPlanApplier extends DefaultPlanApplier {
private static Comparator startFirstComparator = new TimedBasedActionComparator();
@Override
public Model apply(ReconfigurationPlan p) {
Model res = p.getOrigin().copy();
List actions = new ArrayList<>(p.getActions());
Collections.sort(actions, startFirstComparator);
for (Action a : actions) {
if (!a.apply(res)) {
return null;
}
fireAction(a);
}
return res;
}
@Override
public String toString(ReconfigurationPlan p) {
Set sorted = new TreeSet<>(new TimedBasedActionComparator(true, true));
sorted.addAll(p.getActions());
StringBuilder b = new StringBuilder();
for (Action a : sorted) {
b.append(a.getStart()).append(':').append(a.getEnd()).append(' ').append(a.toString()).append('\n');
}
return b.toString();
}
}
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