001 package net.sf.cpsolver.ifs.example.jobshop;
002
003 import java.io.File;
004 import java.util.Date;
005
006 import net.sf.cpsolver.ifs.solution.Solution;
007 import net.sf.cpsolver.ifs.solver.Solver;
008 import net.sf.cpsolver.ifs.util.DataProperties;
009 import net.sf.cpsolver.ifs.util.Progress;
010 import net.sf.cpsolver.ifs.util.ProgressWriter;
011 import net.sf.cpsolver.ifs.util.ToolBox;
012
013 /**
014 * Test of Job Shop problem. It takes one argument -- property file with all the
015 * parameters. <br>
016 * <br>
017 * Test's parameters: <br>
018 * <table border='1'>
019 * <tr>
020 * <th>Parameter</th>
021 * <th>Type</th>
022 * <th>Comment</th>
023 * </tr>
024 * <tr>
025 * <td>General.Input</td>
026 * <td>{@link String}</td>
027 * <td>Input file describing the job shop problem</td>
028 * </tr>
029 * <tr>
030 * <td>General.Output</td>
031 * <td>{@link String}</td>
032 * <td>Output folder where a log file and a solution (solution.txt) will be
033 * placed</td>
034 * </tr>
035 * </table>
036 * <br>
037 *
038 * @version IFS 1.2 (Iterative Forward Search)<br>
039 * Copyright (C) 2006 - 2010 Tomas Muller<br>
040 * <a href="mailto:muller@unitime.org">muller@unitime.org</a><br>
041 * <a href="http://muller.unitime.org">http://muller.unitime.org</a><br>
042 * <br>
043 * This library is free software; you can redistribute it and/or modify
044 * it under the terms of the GNU Lesser General Public License as
045 * published by the Free Software Foundation; either version 3 of the
046 * License, or (at your option) any later version. <br>
047 * <br>
048 * This library is distributed in the hope that it will be useful, but
049 * WITHOUT ANY WARRANTY; without even the implied warranty of
050 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
051 * Lesser General Public License for more details. <br>
052 * <br>
053 * You should have received a copy of the GNU Lesser General Public
054 * License along with this library; if not see
055 * <a href='http://www.gnu.org/licenses/'>http://www.gnu.org/licenses/</a>.
056 */
057 public class Test {
058 private static java.text.SimpleDateFormat sDateFormat = new java.text.SimpleDateFormat("dd-MMM-yy_HHmmss",
059 java.util.Locale.US);
060 private static org.apache.log4j.Logger sLogger = org.apache.log4j.Logger.getLogger(Test.class);
061
062 public static void test(DataProperties properties) {
063 try {
064 String inputFile = properties.getProperty("General.Input");
065 JobShopModel model = JobShopModel.loadModel(inputFile);
066 Solver<Operation, Location> s = new Solver<Operation, Location>(properties);
067 s.setInitalSolution(model);
068 s.start();
069 s.getSolverThread().join();
070 Solution<Operation, Location> best = s.currentSolution();
071 best.restoreBest();
072 sLogger.info("Best solution info:" + best.getInfo());
073 sLogger.info("Best solution:" + model.toString());
074 model.save(properties.getProperty("General.Output") + File.separator + "solution.txt");
075 } catch (Exception e) {
076 e.printStackTrace();
077 }
078 }
079
080 public static void main(String[] args) {
081 try {
082 Progress.getInstance().addProgressListener(new ProgressWriter(System.out));
083
084 File inputCfg = new File(args[0]);
085 DataProperties properties = ToolBox.loadProperties(inputCfg);
086 String outDir = properties.getProperty("General.Output", ".") + File.separator
087 + inputCfg.getName().substring(0, inputCfg.getName().lastIndexOf('.')) + File.separator
088 + sDateFormat.format(new Date());
089 (new File(outDir)).mkdirs();
090 properties.setProperty("General.Output", outDir.toString());
091 ToolBox.configureLogging(outDir, null);
092 test(properties);
093 } catch (Exception e) {
094 e.printStackTrace();
095 }
096 }
097 }