1 | using System.Collections.Generic;
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2 | using System;
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3 | using System.Text;
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4 | using HeuristicLab.Persistence.Interfaces;
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5 | using HeuristicLab.Persistence.Core;
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6 | using System.IO;
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7 | using ICSharpCode.SharpZipLib.Zip;
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8 | using HeuristicLab.Tracing;
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9 | using log4net;
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10 | using HeuristicLab.Persistence.Core.Tokens;
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11 |
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12 | namespace HeuristicLab.Persistence.Default.Xml {
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13 |
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14 | struct XmlStrings {
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15 | public const string PRIMITIVE = "PRIMITVE";
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16 | public const string COMPOSITE = "COMPOSITE";
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17 | public const string REFERENCE = "REFERENCE";
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18 | public const string NULL = "NULL";
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19 | public const string TYPECACHE = "TYPECACHE";
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20 | public const string TYPE = "TYPE";
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21 | public const string METAINFO = "METAINFO";
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22 | }
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23 |
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24 | public class XmlGenerator : GeneratorBase<string> {
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25 |
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26 | private int depth;
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27 |
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28 | public XmlGenerator() {
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29 | depth = 0;
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30 | }
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31 |
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32 | private enum NodeType { Start, End, Inline } ;
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33 |
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34 | private static string FormatNode(string name,
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35 | Dictionary<string, object> attributes,
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36 | NodeType type) {
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37 | return FormatNode(name, attributes, type, " ");
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38 | }
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39 |
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40 | private static string FormatNode(string name,
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41 | Dictionary<string, object> attributes,
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42 | NodeType type, string space) {
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43 | StringBuilder sb = new StringBuilder();
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44 | sb.Append('<');
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45 | if (type == NodeType.End)
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46 | sb.Append('/');
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47 | sb.Append(name);
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48 | foreach (var attribute in attributes) {
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49 | if (attribute.Value != null && !string.IsNullOrEmpty(attribute.Value.ToString())) {
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50 | sb.Append(space);
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51 | sb.Append(attribute.Key);
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52 | sb.Append("=\"");
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53 | sb.Append(attribute.Value);
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54 | sb.Append('"');
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55 | }
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56 | }
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57 | if (type == NodeType.Inline)
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58 | sb.Append('/');
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59 | sb.Append(">");
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60 | return sb.ToString();
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61 | }
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62 |
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63 | private string Prefix {
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64 | get { return new string(' ', depth * 2); }
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65 | }
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66 |
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67 | protected override string Format(BeginToken beginToken) {
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68 | var attributes = new Dictionary<string, object> {
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69 | {"name", beginToken.Name},
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70 | {"typeId", beginToken.TypeId},
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71 | {"id", beginToken.Id}};
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72 | string result = Prefix +
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73 | FormatNode(XmlStrings.COMPOSITE, attributes, NodeType.Start) + "\r\n";
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74 | depth += 1;
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75 | return result;
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76 | }
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77 |
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78 | protected override string Format(EndToken endToken) {
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79 | depth -= 1;
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80 | return Prefix + "</" + XmlStrings.COMPOSITE + ">\r\n";
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81 | }
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82 |
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83 | protected override string Format(PrimitiveToken dataToken) {
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84 | var attributes =
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85 | new Dictionary<string, object> {
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86 | {"typeId", dataToken.TypeId},
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87 | {"name", dataToken.Name},
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88 | {"id", dataToken.Id}};
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89 | return Prefix +
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90 | FormatNode(XmlStrings.PRIMITIVE, attributes, NodeType.Start) +
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91 | ((XmlString)dataToken.SerialData).Data + "</" + XmlStrings.PRIMITIVE + ">\r\n";
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92 | }
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93 |
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94 | protected override string Format(ReferenceToken refToken) {
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95 | var attributes = new Dictionary<string, object> {
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96 | {"ref", refToken.Id},
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97 | {"name", refToken.Name}};
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98 | return Prefix + FormatNode(XmlStrings.REFERENCE, attributes, NodeType.Inline) + "\r\n";
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99 | }
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100 |
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101 | protected override string Format(NullReferenceToken nullRefToken) {
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102 | var attributes = new Dictionary<string, object>{
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103 | {"name", nullRefToken.Name}};
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104 | return Prefix + FormatNode(XmlStrings.NULL, attributes, NodeType.Inline) + "\r\n";
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105 | }
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106 |
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107 | protected override string Format(MetaInfoBeginToken metaInfoBeginToken) {
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108 | string result = Prefix + "<" + XmlStrings.METAINFO + ">\r\n";
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109 | depth += 1;
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110 | return result;
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111 | }
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112 |
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113 | protected override string Format(MetaInfoEndToken metaInfoEndToken) {
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114 | depth -= 1;
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115 | return Prefix + "</" + XmlStrings.METAINFO + ">\r\n";
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116 | }
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117 |
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118 | public IEnumerable<string> Format(List<TypeMapping> typeCache) {
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119 | yield return "<" + XmlStrings.TYPECACHE + ">";
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120 | foreach (var mapping in typeCache)
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121 | yield return " " + FormatNode(
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122 | XmlStrings.TYPE,
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123 | mapping.GetDict(),
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124 | NodeType.Inline,
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125 | "\r\n ");
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126 | yield return "</" + XmlStrings.TYPECACHE + ">";
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127 | }
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128 |
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129 | public static void Serialize(object o, string filename) {
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130 | Serialize(o, filename, ConfigurationService.Instance.GetDefaultConfig(new XmlFormat()));
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131 | }
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132 |
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133 | public static void Serialize(object obj, string filename, Configuration config) {
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134 | Serializer serializer = new Serializer(obj, config);
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135 | XmlGenerator generator = new XmlGenerator();
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136 | ZipOutputStream zipStream = new ZipOutputStream(File.Create(filename));
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137 | zipStream.SetLevel(9);
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138 | zipStream.PutNextEntry(new ZipEntry("data.xml"));
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139 | StreamWriter writer = new StreamWriter(zipStream);
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140 | ILog logger = Logger.GetDefaultLogger();
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141 | foreach (ISerializationToken token in serializer) {
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142 | string line = generator.Format(token);
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143 | writer.Write(line);
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144 | logger.Debug(line);
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145 | }
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146 | writer.Flush();
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147 | zipStream.PutNextEntry(new ZipEntry("typecache.xml"));
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148 | writer = new StreamWriter(zipStream);
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149 | foreach (string line in generator.Format(serializer.TypeCache)) {
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150 | writer.WriteLine(line);
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151 | logger.Debug(line);
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152 | }
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153 | writer.Flush();
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154 | zipStream.Close();
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155 | }
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156 |
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157 | }
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158 | } |
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