ExtendedProperties.cpp

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* (c) Copyright 1998-2023 CERN for the benefit of the LHCb and ATLAS collaborations *
*                                                                                   *
* This software is distributed under the terms of the Apache version 2 licence,     *
* copied verbatim in the file "LICENSE".                                            *
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// ============================================================================
// Include files
// ============================================================================
// STD & STL
// ============================================================================
#include <array>
#include <map>
#include <string>
#include <tuple>
#include <unordered_set>
#include <utility>
#include <vector>
 
#include "GaudiKernel/Map.h"
 
// ============================================================================
// Include parsers for creating parser that handles tuple
// ============================================================================
#include "GaudiKernel/StdArrayAsProperty.h"
#include <Gaudi/Parsers/Factory.h>
 
// ============================================================================
// GaudiAlg
// ============================================================================
#include "GaudiKernel/Algorithm.h"
// ============================================================================
 
#ifdef __ICC
// disable icc remark #177: declared but never referenced
#  pragma warning( disable : 177 )
#endif
 
class ExtendedProperties : public Algorithm {
public:
  StatusCode execute() override;
 
  ExtendedProperties( const std::string& name, ISvcLocator* pSvc ) : Algorithm( name, pSvc ) {
    setProperty( "PropertiesPrint", true ).ignore();
 
    m_20["key"] = "value";
    m_21.value().push_back( 123 );
  }
 
private:
  Gaudi::Property<std::pair<double, double>> m_1{ this, "PairDD" };
 
  Gaudi::Property<std::vector<std::pair<double, double>>> m_2{ this, "VectorOfPairsDD" };
  Gaudi::Property<std::vector<std::vector<std::string>>>  m_3{ this, "VectorOfVectorsString" };
  Gaudi::Property<std::vector<std::vector<double>>>       m_4{ this, "VectorOfVectorsDouble" };
 
  Gaudi::Property<std::map<int, double>>                           m_5{ this, "MapIntDouble" };
  Gaudi::Property<std::map<std::string, std::string>>              m_6{ this, "MapStringString" };
  Gaudi::Property<std::map<std::string, int>>                      m_7{ this, "MapStringInt" };
  Gaudi::Property<std::map<std::string, double>>                   m_8{ this, "MapStringDouble" };
  Gaudi::Property<std::map<std::string, std::vector<std::string>>> m_9{ this, "MapStringVectorOfStrings" };
 
  Gaudi::Property<std::pair<int, int>>                        m_10{ this, "PairII" };
  Gaudi::Property<std::map<std::string, std::vector<double>>> m_11{ this, "MapStringVectorOfDoubles" };
  Gaudi::Property<std::map<std::string, std::vector<int>>>    m_12{ this, "MapStringVectorOfInts" };
 
  Gaudi::Property<std::map<int, int>>               m_13{ this, "MapIntInt" };
  Gaudi::Property<std::vector<std::pair<int, int>>> m_14{ this, "VectorOfPairsII" };
 
  Gaudi::Property<std::map<int, std::string>>          m_15{ this, "MapIntString" };
  Gaudi::Property<std::map<unsigned int, std::string>> m_16{ this, "MapUIntString" };
 
  Gaudi::Property<std::map<std::string, std::string>> m_20{ this, "EmptyMap" };
  Gaudi::Property<std::vector<int>>                   m_21{ this, "EmptyVector" };
 
  Gaudi::Property<std::tuple<std::string, int, double>> m_22{ this, "TupleStringIntDouble" };
  Gaudi::Property<std::tuple<std::string>>              m_25{ this, "TupleString" };
 
  Gaudi::Property<std::unordered_set<int>>         m_30{ this, "SetOfInt" };
  Gaudi::Property<std::unordered_set<std::string>> m_31{ this, "SetOfString" };
 
  // std::array must be explicitly initialized
  Gaudi::Property<std::array<double, 3>> m_23{ this, "StdArrayDouble3", { 0 } };
  Gaudi::Property<std::array<int, 1>>    m_26{ this, "StdArrayInt1", { 0 } };
 
  Gaudi::Property<GaudiUtils::Map<std::string, std::string>> m_24{ this, "GaudiMapSS" };
};
// ============================================================================
// ============================================================================
DECLARE_COMPONENT( ExtendedProperties )
// ============================================================================
namespace {
  template <class TYPE>
  inline SimplePropertyRef<TYPE> _prop( TYPE& value ) {
    // construct a readable name
    std::string            name = System::typeinfoName( typeid( value ) );
    std::string::size_type ipos = name.find( "std::" );
    while ( std::string::npos != ipos ) {
      name.erase( ipos, 5 );
      ipos = name.find( "std::" );
    }
    ipos = name.find( "__cxx11::" );
    while ( std::string::npos != ipos ) {
      name.erase( ipos, 9 );
      ipos = name.find( "__cxx11::" );
    }
    ipos = name.find( " " );
    while ( std::string::npos != ipos ) {
      name.erase( ipos, 1 );
      ipos = name.find( " " );
    }
    ipos = name.find( "const" );
    while ( std::string::npos != ipos ) {
      name.erase( ipos, 5 );
      ipos = name.find( "const" );
    }
    ipos = name.find( ",allocator<" );
    while ( std::string::npos != ipos ) {
      std::string::size_type ip2 = ipos + 11;
      int                    ip3 = 1;
      for ( ; ip2 < name.size(); ++ip2 ) {
        if ( '<' == name[ip2] ) { ip3 += 1; }
        if ( '>' == name[ip2] ) { ip3 -= 1; }
        if ( 0 == ip3 ) { break; }
      }
      name.erase( ipos, ip2 + 1 - ipos );
      ipos = name.find( ",allocator<" );
    }
    if ( std::string::npos != name.find( "map<" ) ) {
      ipos = name.find( ",less<" );
      while ( std::string::npos != ipos ) {
        std::string::size_type ip2 = ipos + 6;
        int                    ip3 = 1;
        for ( ; ip2 < name.size(); ++ip2 ) {
          if ( '<' == name[ip2] ) { ip3 += 1; }
          if ( '>' == name[ip2] ) { ip3 -= 1; }
          if ( 0 == ip3 ) { break; }
        }
        name.erase( ipos, ip2 + 1 - ipos );
        ipos = name.find( ",less<" );
      }
    }
    ipos = name.find( ">>" );
    while ( std::string::npos != ipos ) {
      name.replace( ipos, 2, "> >" );
      ipos = name.find( ">>" );
    }
    return SimplePropertyRef<TYPE>( name, value );
  }
} // namespace
// ============================================================================
StatusCode ExtendedProperties::execute() {
  always() << " My Properties : " << endmsg;
 
  always() << " \t" << m_1 << endmsg;
  always() << " \t" << m_2 << endmsg;
  always() << " \t" << m_3 << endmsg;
  always() << " \t" << m_4 << endmsg;
  always() << " \t" << m_5 << endmsg;
  always() << " \t" << m_6 << endmsg;
  always() << " \t" << m_7 << endmsg;
  always() << " \t" << m_8 << endmsg;
  always() << " \t" << m_9 << endmsg;
  always() << " \t" << m_10 << endmsg;
  always() << " \t" << m_11 << endmsg;
  always() << " \t" << m_12 << endmsg;
  always() << " \t" << m_13 << endmsg;
  always() << " \t" << m_14 << endmsg;
  always() << " \t" << m_14 << endmsg;
  always() << " \t" << m_15 << endmsg;
  always() << " \t" << m_16 << endmsg;
 
  always() << " \t" << m_20 << endmsg;
  always() << " \t" << m_21 << endmsg;
 
  always() << " \t" << m_22 << endmsg;
  always() << " \t" << m_25 << endmsg;
  always() << " \t" << m_23 << endmsg;
  always() << " \t" << m_26 << endmsg;
 
  always() << " \t" << m_24 << endmsg;
 
  always() << " \t" << m_30 << endmsg;
  always() << " \t" << m_31 << endmsg;
 
  // some properties could be created from other (convertible) types:
  Gaudi::Property<short>  m1( "a", 0 );
  Gaudi::Property<double> m2( "b", m1 );
 
  // some properties could be assigned from other (convertible) types
  Gaudi::Property<int> m3( "c", 0 );
  m3 = m1;
 
  float                   i = 10;
  Gaudi::Property<float&> m4( "d", i );
 
  m4 = 12;
 
  return StatusCode::SUCCESS;
}
// ============================================================================
// The END
// ============================================================================