| 1 | #region License Information
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| 2 | /* HeuristicLab
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| 3 | * Copyright (C) 2002-2012 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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| 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.Reflection;
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| 24 | using HeuristicLab.Persistence.Core;
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| 25 | using HeuristicLab.Tracing;
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| 26 |
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| 27 | namespace HeuristicLab.Persistence.Auxiliary {
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| 28 |
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| 29 | internal class TypeLoader {
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| 30 |
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| 31 | public static Type Load(string typeNameString) {
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| 32 | Type type;
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| 33 | try {
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| 34 | type = Type.GetType(typeNameString, true);
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| 35 | }
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| 36 | catch (Exception) {
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| 37 | Logger.Warn(String.Format(
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| 38 | "Cannot load type \"{0}\", falling back to partial name", typeNameString));
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| 39 | try {
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| 40 | TypeName typeName = TypeNameParser.Parse(typeNameString);
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| 41 | #pragma warning disable 0618
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| 42 | Assembly a = Assembly.LoadWithPartialName(typeName.AssemblyName);
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| 43 | // the suggested Assembly.Load() method fails to load assemblies outside the GAC
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| 44 | #pragma warning restore 0618
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| 45 | type = a.GetType(typeName.ToString(false, false), true);
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| 46 | }
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| 47 | catch (Exception) {
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| 48 | throw new PersistenceException(String.Format(
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| 49 | "Could not load type \"{0}\"",
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| 50 | typeNameString));
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| 51 | }
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| 52 | try {
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| 53 | TypeName requestedTypeName = TypeNameParser.Parse(typeNameString);
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| 54 | TypeName loadedTypeName = TypeNameParser.Parse(type.AssemblyQualifiedName);
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| 55 | if (!requestedTypeName.IsCompatible(loadedTypeName))
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| 56 | throw new PersistenceException(String.Format(
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| 57 | "Serialized type is incompatible with available type: serialized: {0}, loaded: {1}",
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| 58 | typeNameString,
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| 59 | type.AssemblyQualifiedName));
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| 60 | if (requestedTypeName.IsNewerThan(loadedTypeName))
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| 61 | throw new PersistenceException(String.Format(
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| 62 | "Serialized type is newer than available type: serialized: {0}, loaded: {1}",
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| 63 | typeNameString,
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| 64 | type.AssemblyQualifiedName));
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| 65 | }
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| 66 | catch (PersistenceException) {
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| 67 | throw;
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| 68 | }
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| 69 | catch (Exception e) {
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| 70 | Logger.Warn(String.Format(
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| 71 | "Could not perform version check requested type was {0} while loaded type is {1}:",
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| 72 | typeNameString,
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| 73 | type.AssemblyQualifiedName),
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| 74 | e);
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| 75 | }
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| 76 | }
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| 77 | return type;
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| 78 | }
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| 79 | }
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| 80 | } |
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