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File indexing completed on 2024-04-06 12:03:50
0001 #ifndef DataFormats_Common_BoolCache_h 0002 #define DataFormats_Common_BoolCache_h 0003 // -*- C++ -*- 0004 // 0005 // Package: Common 0006 // Class : BoolCache 0007 // 0008 /**\class BoolCache BoolCache.h DataFormats/Common/interface/BoolCache.h 0009 0010 Description: ROOT safe cache flag 0011 0012 Usage: 0013 We define schema evolution rules for this class in order to guarantee that isCached_ 0014 is always reset to false when ever a new instance of this class is read from a file 0015 0016 */ 0017 // 0018 // Original Author: Chris Jones 0019 // Created: Sat Aug 18 17:30:08 EDT 2007 0020 // 0021 0022 // system include files 0023 0024 // user include files 0025 0026 // forward declarations 0027 namespace edm { 0028 class BoolCache { 0029 public: 0030 BoolCache() : isCached_(false) {} 0031 BoolCache(bool iValue) : isCached_(iValue) {} 0032 operator bool() { return isCached_; } 0033 BoolCache& operator=(bool b) { 0034 isCached_ = b; 0035 return *this; 0036 } 0037 0038 private: 0039 bool isCached_; 0040 }; 0041 0042 } // namespace edm 0043 #endif
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