com.github.rinde.rinsim.scenario.gendreau06.GendreauProblemClass Maven / Gradle / Ivy
/*
* Copyright (C) 2011-2015 Rinde van Lon, iMinds-DistriNet, KU Leuven
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.github.rinde.rinsim.scenario.gendreau06;
import com.github.rinde.rinsim.scenario.Scenario.ProblemClass;
/**
* This is an enum containing the three problem classes used in the Gendreau06
* benchmark.
* @author Rinde van Lon
*/
public enum GendreauProblemClass implements ProblemClass {
/**
* Length of day: 240 minutes, frequency: 24 requests per hour, vehicles: 10.
*/
SHORT_LOW_FREQ(240L, 24L, 10),
/**
* Length of day: 240 minutes, frequency: 33 requests per hour, vehicles: 10.
*/
SHORT_HIGH_FREQ(240L, 33L, 10),
/**
* Length of day: 450 minutes, frequency: 24 requests per hour, vehicles: 20.
*/
LONG_LOW_FREQ(450L, 24L, 20);
/**
* The (postfix) file identifier of this class. This can be used to filter for
* this problem class in a set of files.
*/
public final String fileId;
/**
* The length of the day in minutes.
*/
public final long duration;
/**
* The frequency of new incoming requests in requests per hour.
*/
public final long frequency;
/**
* The total number of vehicles available during the entire day.
*/
public final int vehicles;
private GendreauProblemClass(long d, long f, int v) {
duration = d;
frequency = f;
vehicles = v;
fileId = String.format("_%d_%d", duration, frequency);
}
@Override
public String getId() {
return fileId;
}
/**
* Look up the problem class instance based on the two identifying parameters.
* @param minutes The length of the scenario in minutes.
* @param frequency The order frequency.
* @return The problem class if it exists, throws a
* {@link IllegalArgumentException} otherwise.
*/
public static GendreauProblemClass with(long minutes, long frequency) {
for (final GendreauProblemClass gpc : values()) {
if (gpc.duration == minutes && gpc.frequency == frequency) {
return gpc;
}
}
throw new IllegalArgumentException(
"There is no problem class with: minutes: " + minutes + ", frequency: "
+ frequency);
}
}