Platform/SerializerFactory.cpp

   1 /*
   2  Copyright (c) 2008 TrueCrypt Developers Association. All rights reserved.
   3
   4  Governed by the TrueCrypt License 3.0 the full text of which is contained in
   5  the file License.txt included in TrueCrypt binary and source code distribution
   6  packages.
   7 */
   8
   9 #include <stdexcept>
  10 #include "SerializerFactory.h"
  11
  12 namespace TrueCrypt
  13 {
  14         void SerializerFactory::Deinitialize ()
  15         {
  16                 if (--UseCount == 0)
  17                 {
  18                         delete NameToTypeMap;
  19                         delete TypeToNameMap;
  20                 }
  21         }
  22
  23         string SerializerFactory::GetName (const type_info &typeInfo)
  24         {
  25                 string typeName = StringConverter::GetTypeName (typeInfo);
  26                 if (TypeToNameMap->find (typeName) == TypeToNameMap->end())
  27                         throw std::runtime_error (SRC_POS);
  28
  29                 return (*TypeToNameMap)[typeName];
  30         }
  31
  32         Serializable *SerializerFactory::GetNewSerializable (const string &typeName)
  33         {
  34                 if (NameToTypeMap->find (typeName) == NameToTypeMap->end())
  35                         throw std::runtime_error (SRC_POS);
  36
  37                 return (*NameToTypeMap)[typeName].GetNewPtr();
  38         }
  39
  40         void SerializerFactory::Initialize ()
  41         {
  42                 if (UseCount == 0)
  43                 {
  44                         NameToTypeMap = new map <string, SerializerFactory::MapEntry>;
  45                         TypeToNameMap = new map <string, string>;
  46                 }
  47
  48                 ++UseCount;
  49         }
  50
  51         map <string, SerializerFactory::MapEntry> *SerializerFactory::NameToTypeMap;
  52         map <string, string> *SerializerFactory::TypeToNameMap;
  53         int SerializerFactory::UseCount;
  54 }