[7445] | 1 | #region License Information
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| 2 | /* HeuristicLab
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[17180] | 3 | * Copyright (C) Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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[7445] | 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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[7445] | 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.ElloumiCTAP {
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[7548] | 31 | public class ElloumiCTAPInstanceProvider : ProblemInstanceProvider<CTAPData> {
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[7466] | 32 | public override string Name {
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[7445] | 33 | get { return "Elloumi's CTAP instances"; }
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| 34 | }
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| 35 |
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[7466] | 36 | public override string Description {
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[7445] | 37 | get { return "CTAP instances published by Sourour Elloumi"; }
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| 38 | }
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| 39 |
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[7482] | 40 | public override Uri WebLink {
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[7445] | 41 | get { return new Uri("http://cedric.cnam.fr/oc/TAP/TAP.html"); }
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| 42 | }
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| 43 |
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[7482] | 44 | public override string ReferencePublication {
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| 45 | get {
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| 46 | return @"Elloumi, S. 1991.
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| 47 | Contribution for solving non linear programs with o-1 variables, application to task assignment problems in distributed systems.
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| 48 | PhD Thesis. Conservatoire National des Arts et Métiers, Paris.";
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| 49 | }
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| 50 | }
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| 51 |
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[7638] | 52 | private const string FileName = "ElloumiCTAP";
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| 53 |
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[7548] | 54 | public override IEnumerable<IDataDescriptor> GetDataDescriptors() {
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[7638] | 55 | Dictionary<string, string> solutions = new Dictionary<string, string>();
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| 56 | var solutionsArchiveName = GetResourceName(FileName + @"\.sol\.zip");
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| 57 | if (!String.IsNullOrEmpty(solutionsArchiveName)) {
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[11650] | 58 | using (var solutionsZipFile = new ZipArchive(GetType().Assembly.GetManifestResourceStream(solutionsArchiveName), ZipArchiveMode.Read)) {
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| 59 | foreach (var entry in solutionsZipFile.Entries)
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| 60 | solutions.Add(Path.GetFileNameWithoutExtension(entry.Name) + ".dat", entry.Name);
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[7638] | 61 | }
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| 62 | }
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| 63 | var instanceArchiveName = GetResourceName(FileName + @"\.dat\.zip");
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| 64 | if (String.IsNullOrEmpty(instanceArchiveName)) yield break;
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[7445] | 65 |
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[11650] | 66 | using (var instanceStream = new ZipArchive(GetType().Assembly.GetManifestResourceStream(instanceArchiveName), ZipArchiveMode.Read)) {
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| 67 | foreach (var entry in instanceStream.Entries.Select(x => x.Name).OrderBy(x => x)) {
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[7638] | 68 | yield return new ElloumiCTAPDataDescriptor(Path.GetFileNameWithoutExtension(entry), GetDescription(), entry, solutions.ContainsKey(entry) ? solutions[entry] : String.Empty);
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| 69 | }
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| 70 | }
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[7445] | 71 | }
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| 72 |
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[7548] | 73 | public override CTAPData LoadData(IDataDescriptor id) {
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| 74 | var descriptor = (ElloumiCTAPDataDescriptor)id;
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[7638] | 75 | var instanceArchiveName = GetResourceName(FileName + @"\.dat\.zip");
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[11650] | 76 | using (var instancesZipFile = new ZipArchive(GetType().Assembly.GetManifestResourceStream(instanceArchiveName), ZipArchiveMode.Read)) {
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[7638] | 77 | var entry = instancesZipFile.GetEntry(descriptor.InstanceIdentifier);
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[11650] | 78 | using (var stream = entry.Open()) {
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[7638] | 79 | var parser = new ElloumiCTAPParser();
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| 80 | parser.Parse(stream);
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| 81 | var instance = Load(parser);
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[7445] | 82 |
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[7638] | 83 | instance.Name = id.Name;
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| 84 | instance.Description = id.Description;
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[7445] | 85 |
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[7638] | 86 | if (!String.IsNullOrEmpty(descriptor.SolutionIdentifier)) {
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| 87 | var solutionsArchiveName = GetResourceName(FileName + @"\.sol\.zip");
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[11650] | 88 | using (var solutionsZipFile = new ZipArchive(GetType().Assembly.GetManifestResourceStream(solutionsArchiveName), ZipArchiveMode.Read)) {
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[7638] | 89 | entry = solutionsZipFile.GetEntry(descriptor.SolutionIdentifier);
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[11650] | 90 | using (var solStream = entry.Open()) {
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[7638] | 91 | ElloumiCTAPSolutionParser slnParser = new ElloumiCTAPSolutionParser();
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| 92 | slnParser.Parse(solStream, instance.MemoryRequirements.Length);
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| 93 | if (slnParser.Error != null) throw slnParser.Error;
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[7445] | 94 |
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[7638] | 95 | instance.BestKnownAssignment = slnParser.Assignment;
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| 96 | instance.BestKnownQuality = slnParser.Quality;
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| 97 | }
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| 98 | }
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[7445] | 99 | }
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[7638] | 100 | return instance;
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[7445] | 101 | }
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| 102 | }
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[7538] | 103 | }
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| 104 |
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[8192] | 105 | public override bool CanImportData {
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| 106 | get { return true; }
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| 107 | }
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| 108 | public override CTAPData ImportData(string path) {
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[7538] | 109 | var parser = new ElloumiCTAPParser();
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| 110 | parser.Parse(path);
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| 111 | var instance = Load(parser);
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| 112 | instance.Name = Path.GetFileName(path);
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| 113 | instance.Description = "Loaded from file \"" + path + "\" on " + DateTime.Now.ToString();
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[7445] | 114 | return instance;
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| 115 | }
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| 116 |
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[7548] | 117 | private CTAPData Load(ElloumiCTAPParser parser) {
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| 118 | var instance = new CTAPData();
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[7538] | 119 | instance.Processors = parser.Processors;
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| 120 | instance.Tasks = parser.Tasks;
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| 121 | instance.ExecutionCosts = parser.ExecutionCosts;
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| 122 | instance.CommunicationCosts = parser.CommunicationCosts;
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| 123 | instance.MemoryRequirements = parser.MemoryRequirements;
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| 124 | instance.MemoryCapacities = parser.MemoryCapacities;
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| 125 | return instance;
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| 126 | }
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| 127 |
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[7445] | 128 | private string GetPrettyName(string instanceIdentifier) {
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| 129 | return Regex.Match(instanceIdentifier, GetType().Namespace + @"\.Data\.(.*)\.dat").Groups[1].Captures[0].Value;
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| 130 | }
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| 131 |
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| 132 | private string GetDescription() {
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| 133 | return "Embedded instance of plugin version " + Assembly.GetExecutingAssembly().GetCustomAttributes(typeof(AssemblyFileVersionAttribute), true).Cast<AssemblyFileVersionAttribute>().First().Version + ".";
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| 134 | }
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[7638] | 135 |
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| 136 | protected virtual string GetResourceName(string fileName) {
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| 137 | return Assembly.GetExecutingAssembly().GetManifestResourceNames()
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| 138 | .Where(x => Regex.Match(x, @".*\.Data\." + fileName).Success).SingleOrDefault();
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| 139 | }
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[7445] | 140 | }
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| 141 | }
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