ITK  4.3.0
Insight Segmentation and Registration Toolkit
itkFEMFactoryBase.h
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1 /*=========================================================================
2  *
3  * Copyright Insight Software Consortium
4  *
5  * Licensed under the Apache License, Version 2.0 (the "License");
6  * you may not use this file except in compliance with the License.
7  * You may obtain a copy of the License at
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14  * See the License for the specific language governing permissions and
15  * limitations under the License.
16  *
17  *=========================================================================*/
18 /*=========================================================================
19  *
20  * Portions of this file are subject to the VTK Toolkit Version 3 copyright.
21  *
22  * Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
23  *
24  * For complete copyright, license and disclaimer of warranty information
25  * please refer to the NOTICE file at the top of the ITK source tree.
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28 #ifndef __itkFEMFactoryBase_h
29 #define __itkFEMFactoryBase_h
30 
31 #include "itkObjectFactoryBase.h"
32 
33 namespace itk
34 {
41 class ITK_EXPORT FEMFactoryBase : public ObjectFactoryBase
42 {
43 public:
49 
51  virtual const char * GetITKSourceVersion(void) const;
52 
53  virtual const char * GetDescription(void) const;
54 
56  itkTypeMacro(FEMFactoryBase, ObjectFactoryBase);
57 
59  itkFactorylessNewMacro(Self);
60 
62  static void RegisterDefaultTypes(); //HACK: This should not have a public interface since it does nothing except during instantiation of the class.
63 
65  static FEMFactoryBase * GetFactory()
66  {
67  if( m_Factory == 0 )
68  {
69  m_CreationLock.Lock();
70  //Need to make sure that during gaining access
71  //to the lock that some other thread did not
72  //initialize the singleton.
73  if( m_Factory == 0 )
74  {
75  // Make and register the factory
77  if( p.IsNull() )
78  {
79  std::ostringstream message;
80  message << "itk::ERROR: " << "FEMFactoryBase"
81  << " instance not created";
82  ::itk::ExceptionObject e_(__FILE__, __LINE__, message.str().c_str(), ITK_LOCATION);
83  throw e_; /* Explicit naming to work around for Intel compiler bug. */
84  }
86  m_Factory = p.GetPointer();
87  }
88  m_CreationLock.Unlock();
89  m_Factory->RegisterDefaultTypes(); //Not initialzie all default types.
90  }
91  return m_Factory;
92  }
94 
95  void RegisterType(const char* classOverride,
96  const char* overrideClassName,
97  const char* description,
98  bool enableFlag,
99  CreateObjectFunctionBase* createFunction)
100  {
101  this->RegisterOverride( classOverride, overrideClassName, description, enableFlag, createFunction );
102  }
103 
104 protected:
105  FEMFactoryBase();
106  virtual ~FEMFactoryBase();
107 
108 private:
109  FEMFactoryBase(const Self &); // purposely not implemented
110  void operator=(const Self &); // purposely not implemented
111 
114 };
115 } // end namespace itk
116 
117 #endif
118