org.chocosolver.parser.handlers.LimitHandler Maven / Gradle / Ivy
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Provide parsers from FlatZinc, XCSP3 and MSP to Choco-solver.
/*
* This file is part of choco-parsers, http://choco-solver.org/
*
* Copyright (c) 2024, IMT Atlantique. All rights reserved.
*
* Licensed under the BSD 4-clause license.
*
* See LICENSE file in the project root for full license information.
*/
package org.chocosolver.parser.handlers;
import org.chocosolver.solver.search.strategy.SearchParams;
import org.chocosolver.util.tools.TimeUtils;
import org.kohsuke.args4j.CmdLineException;
import org.kohsuke.args4j.CmdLineParser;
import org.kohsuke.args4j.OptionDef;
import org.kohsuke.args4j.spi.OneArgumentOptionHandler;
import org.kohsuke.args4j.spi.Setter;
/**
*
*
* @author Charles Prud'homme
* @since 15/06/2020
*/
public class LimitHandler extends OneArgumentOptionHandler {
public LimitHandler(CmdLineParser parser, OptionDef option, Setter super SearchParams.LimConf> setter) {
super(parser, option, setter);
}
/**
* Returns {@code "[String+]"}.
*
* @return return "[String+]";
*/
@Override
public String getDefaultMetaVariable() {
return "[String+]";
}
@Override
protected SearchParams.LimConf parse(String argument) throws NumberFormatException, CmdLineException {
if (argument.startsWith("[")) argument = argument.substring(1);
if (argument.endsWith("]")) argument = argument.substring(0, argument.length() - 1);
String[] pars = argument.split(",");
long time = -1;
int sols = -1;
int runs = -1;
for (String params : pars) {
if (params.endsWith("runs")) {
params = params.substring(0, params.length() - 4);
runs = Integer.parseInt(params);
continue;
}
if (params.endsWith("sols")) {
params = params.substring(0, params.length() - 4);
sols = Integer.parseInt(params);
continue;
}
time = TimeUtils.convertInMilliseconds(params);
}
return new SearchParams.LimConf(time, sols, runs);
}
}