1 | using System.Collections.Generic;
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2 | using System;
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3 | using HeuristicLab.Persistence.Interfaces;
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4 | using HeuristicLab.Persistence.Core.Tokens;
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5 | using HeuristicLab.Persistence.Auxiliary;
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6 | using HeuristicLab.Tracing;
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7 | using System.Reflection;
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8 | using HeuristicLab.Persistence.Core;
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9 |
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10 | namespace HeuristicLab.Persistence.Auxiliary {
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11 |
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12 | internal class TypeLoader {
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13 |
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14 | public static Type Load(string typeNameString) {
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15 | Type type;
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16 | try {
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17 | type = Type.GetType(typeNameString, true);
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18 | } catch (Exception) {
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19 | Logger.Warn(String.Format(
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20 | "Cannot load type \"{0}\", falling back to partial name", typeNameString));
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21 | try {
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22 | TypeName typeName = TypeNameParser.Parse(typeNameString);
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23 | #pragma warning disable 0618
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24 | Assembly a = Assembly.LoadWithPartialName(typeName.AssemblyName);
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25 | // the suggested Assembly.Load() method fails to load assemblies outside the GAC
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26 | #pragma warning restore 0618
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27 | type = a.GetType(typeName.ToString(false, false), true);
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28 | } catch (Exception) {
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29 | throw new PersistenceException(String.Format(
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30 | "Could not load type \"{0}\"",
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31 | typeNameString));
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32 | }
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33 | try {
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34 | TypeName requestedTypeName = TypeNameParser.Parse(typeNameString);
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35 | TypeName loadedTypeName = TypeNameParser.Parse(type.AssemblyQualifiedName);
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36 | if (!requestedTypeName.IsCompatible(loadedTypeName))
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37 | throw new PersistenceException(String.Format(
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38 | "Serialized type is incompatible with available type: serialized: {0}, loaded: {1}",
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39 | typeNameString,
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40 | type.AssemblyQualifiedName));
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41 | if (requestedTypeName.IsNewerThan(loadedTypeName))
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42 | throw new PersistenceException(String.Format(
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43 | "Serialized type is newer than available type: serialized: {0}, loaded: {1}",
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44 | typeNameString,
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45 | type.AssemblyQualifiedName));
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46 | } catch (PersistenceException) {
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47 | throw;
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48 | } catch (Exception e) {
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49 | Logger.Warn(String.Format(
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50 | "Could not perform version check requested type was {0} while loaded type is {1}:",
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51 | typeNameString,
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52 | type.AssemblyQualifiedName),
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53 | e);
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54 | }
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55 | }
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56 | return type;
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57 | }
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58 | }
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59 | } |
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