[8882] | 1 | #region License Information
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| 2 | /* HeuristicLab
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[16565] | 3 | * Copyright (C) 2002-2019 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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[8882] | 4 | *
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| 5 | * This file is part of HeuristicLab.
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| 6 | *
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| 7 | * HeuristicLab is free software: you can redistribute it and/or modify
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| 8 | * it under the terms of the GNU General Public License as published by
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| 9 | * the Free Software Foundation, either version 3 of the License, or
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| 10 | * (at your option) any later version.
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| 11 | *
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| 12 | * HeuristicLab is distributed in the hope that it will be useful,
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| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 15 | * GNU General Public License for more details.
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| 16 | *
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| 17 | * You should have received a copy of the GNU General Public License
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| 18 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
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| 19 | */
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| 20 | #endregion
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| 21 |
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| 22 | using System;
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| 23 | using System.Collections.Generic;
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| 24 | using System.IO;
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[11650] | 25 | using System.IO.Compression;
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[8882] | 26 | using System.Linq;
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| 27 | using System.Reflection;
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| 28 | using System.Text.RegularExpressions;
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| 29 |
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| 30 | namespace HeuristicLab.Problems.Instances.Scheduling {
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| 31 | public class JSSPORLIBInstanceProvider : ProblemInstanceProvider<JSSPData> {
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| 32 |
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| 33 | public override string Name {
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| 34 | get { return "ORLIB JSSP"; }
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| 35 | }
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| 36 |
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| 37 | public override string Description {
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| 38 | get { return "Job shop scheduling problems from the Operations Research Library."; }
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| 39 | }
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| 40 |
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| 41 | public override Uri WebLink {
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| 42 | get { return new Uri("http://people.brunel.ac.uk/~mastjjb/jeb/orlib/jobshopinfo.html"); }
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| 43 | }
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| 44 |
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| 45 | public override string ReferencePublication {
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| 46 | get { return String.Empty; }
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| 47 | }
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| 48 |
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| 49 | public override IEnumerable<IDataDescriptor> GetDataDescriptors() {
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| 50 | var instanceArchiveName = GetResourceName("JSSPORLIB.zip");
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| 51 | if (String.IsNullOrEmpty(instanceArchiveName)) yield break;
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| 52 |
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[11650] | 53 | using (var instanceStream = new ZipArchive(GetType().Assembly.GetManifestResourceStream(instanceArchiveName), ZipArchiveMode.Read)) {
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| 54 | foreach (var entry in instanceStream.Entries.Select(x => x.Name).OrderBy(x => x)) {
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[8882] | 55 | yield return new JSSPORLIBDataDescriptor(Path.GetFileNameWithoutExtension(entry), GetDescription(), entry, null);
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| 56 | }
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| 57 | }
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| 58 | }
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| 59 |
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| 60 | public override JSSPData LoadData(IDataDescriptor id) {
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| 61 | var descriptor = (JSSPORLIBDataDescriptor)id;
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| 62 | var instanceArchiveName = GetResourceName("JSSPORLIB.zip");
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[11650] | 63 | using (var instancesZipFile = new ZipArchive(GetType().Assembly.GetManifestResourceStream(instanceArchiveName), ZipArchiveMode.Read)) {
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[8882] | 64 | var entry = instancesZipFile.GetEntry(descriptor.InstanceIdentifier);
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| 65 |
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[11650] | 66 | using (var stream = entry.Open()) {
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[8882] | 67 | var parser = new JSSPORLIBParser();
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| 68 | parser.Parse(stream);
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[14506] | 69 | return Load(parser);
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[8882] | 70 | }
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| 71 | }
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| 72 | }
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| 73 |
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| 74 | public override bool CanImportData {
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| 75 | get { return true; }
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| 76 | }
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| 77 | public override JSSPData ImportData(string path) {
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| 78 | var parser = new JSSPORLIBParser();
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| 79 | parser.Parse(path);
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[14506] | 80 | return Load(parser);
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[8882] | 81 | }
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| 82 |
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| 83 | private JSSPData Load(JSSPORLIBParser parser) {
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| 84 | var instance = new JSSPData {
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[14506] | 85 | Name = parser.Name,
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| 86 | Description = parser.Description,
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[8882] | 87 | Jobs = parser.Jobs,
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| 88 | Resources = parser.Resources,
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| 89 | ProcessingTimes = parser.ProcessingTimes,
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| 90 | Demands = parser.Demands,
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| 91 | DueDates = parser.DueDates
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| 92 | };
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| 93 | return instance;
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| 94 | }
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| 95 |
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| 96 | public override bool CanExportData {
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| 97 | get { return true; }
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| 98 | }
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| 99 |
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| 100 | public override void ExportData(JSSPData instance, string path) {
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| 101 | var parser = new JSSPORLIBParser {
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| 102 | Name = instance.Name,
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| 103 | Description = instance.Description,
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| 104 | Jobs = instance.Jobs,
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| 105 | Resources = instance.Resources,
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| 106 | ProcessingTimes = instance.ProcessingTimes,
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| 107 | Demands = instance.Demands,
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| 108 | DueDates = instance.DueDates
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| 109 | };
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| 110 | parser.Export(path);
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| 111 | }
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| 112 |
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| 113 | private string GetDescription() {
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| 114 | return "Embedded instance of plugin version " + Assembly.GetExecutingAssembly().GetCustomAttributes(typeof(AssemblyFileVersionAttribute), true).Cast<AssemblyFileVersionAttribute>().First().Version + ".";
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| 115 | }
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| 116 |
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| 117 | protected virtual string GetResourceName(string fileName) {
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| 118 | return Assembly.GetExecutingAssembly().GetManifestResourceNames()
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| 119 | .SingleOrDefault(x => Regex.Match(x, @".*\.Data\." + fileName).Success);
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| 120 | }
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| 121 | }
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| 122 | }
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