ITK  4.1.0
Insight Segmentation and Registration Toolkit
itkMutexLock.h
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00001 /*=========================================================================
00002  *
00003  *  Copyright Insight Software Consortium
00004  *
00005  *  Licensed under the Apache License, Version 2.0 (the "License");
00006  *  you may not use this file except in compliance with the License.
00007  *  You may obtain a copy of the License at
00008  *
00009  *         http://www.apache.org/licenses/LICENSE-2.0.txt
00010  *
00011  *  Unless required by applicable law or agreed to in writing, software
00012  *  distributed under the License is distributed on an "AS IS" BASIS,
00013  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00014  *  See the License for the specific language governing permissions and
00015  *  limitations under the License.
00016  *
00017  *=========================================================================*/
00018 /*=========================================================================
00019  *
00020  *  Portions of this file are subject to the VTK Toolkit Version 3 copyright.
00021  *
00022  *  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
00023  *
00024  *  For complete copyright, license and disclaimer of warranty information
00025  *  please refer to the NOTICE file at the top of the ITK source tree.
00026  *
00027  *=========================================================================*/
00028 #ifndef __itkMutexLock_h
00029 #define __itkMutexLock_h
00030 
00031 #include "itkObject.h"
00032 #include "itkObjectFactory.h"
00033 #include "itkThreadSupport.h"
00034 
00035 namespace itk
00036 {
00037 
00048 class ITKCommon_EXPORT SimpleMutexLock
00049 {
00050 public:
00052   typedef SimpleMutexLock Self;
00053 
00055   SimpleMutexLock();
00056   virtual ~SimpleMutexLock();
00058 
00060   static SimpleMutexLock * New();
00061 
00062   void Delete() { delete this; }
00063 
00065   virtual const char * GetNameOfClass() { return "itkSimpleMutexLock"; }
00066 
00068   void Lock(void);
00069 
00071   void Unlock(void);
00072 
00074   MutexType & GetMutexLock()
00075   {
00076     return m_MutexLock;
00077   }
00078 
00079   MutexType GetMutexLock() const
00080   {
00081     return *( const_cast< MutexType * >( &m_MutexLock ) );
00082   }
00083 
00084 protected:
00085   MutexType m_MutexLock;
00086 };
00087 
00098 class ITKCommon_EXPORT MutexLock:public Object
00099 {
00100 public:
00102   typedef MutexLock                  Self;
00103   typedef Object                     Superclass;
00104   typedef SmartPointer< Self >       Pointer;
00105   typedef SmartPointer< const Self > ConstPointer;
00106 
00108   itkNewMacro(Self);
00109 
00111   itkTypeMacro(MutexLock, Object);
00112 
00114   void Lock(void);
00115 
00117   void Unlock(void);
00118 
00119 protected:
00120   MutexLock() {}
00121   ~MutexLock() {}
00122 
00123   SimpleMutexLock m_SimpleMutexLock;
00124   void PrintSelf(std::ostream & os, Indent indent) const;
00125 
00126 private:
00127   MutexLock(const Self &);      //purposely not implemented
00128   void operator=(const Self &); //purposely not implemented
00129 };
00130 
00131 inline void MutexLock::Lock(void)
00132 {
00133   m_SimpleMutexLock.Lock();
00134 }
00135 
00136 inline void MutexLock::Unlock(void)
00137 {
00138   m_SimpleMutexLock.Unlock();
00139 }
00140 } //end itk namespace
00141 #endif
00142