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//--------------------------------------------------------------------------
// File and Version Information:
//
// Description:
//      
//      
//
// Environment:
//      Software developed for the BaBar Detector at the SLAC B-Factory.
//
// Author List:
//       Matthias Steinke
//       
//
// Copyright Information:
//
//------------------------------------------------------------------------

#ifndef BBRCOLLECTIONUTILS_HH
#define BBRCOLLECTIONUTILS_HH

#include <algorithm>

//CHANGE namespace babar {
namespace bes {
  namespace Collection {

#ifdef OO_DDL_TRANSLATION
    struct PtrLess;
#else
    struct PtrLess {
      template<class PtrType>
      bool operator()(PtrType ptr1, PtrType ptr2) const {
        return (*ptr1) < (*ptr2);
      }
    };   
#endif

    struct DeleteObject{
      
      // Sun does not like typename, have to use class
      // template< typename T >
      template< class T >
      void operator()(const T* ptr) const {
        delete ptr;
      }
    };
    
    struct DeleteArray{
      
      // Sun does not like typename, have to use class
      // template< typename T >
      template< class T >
      void operator()(const T array[]) const {
        delete[] array;
      }
    };
    
    template < class C, class T >
    typename C::difference_type
    findIndex( const C& container, const T& value ) { 
      typename C::const_iterator found 
        = std::find( container.begin(), container.end(), value );

      // Were std::distance available, one would write:               FIXME

      // Meanwhile, this should only compile for iterators for which it is efficient:
      return found - container.begin();
    }
    
  }
}

#endif

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