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GeneralVerbosity.h

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#ifndef UTILITIES_GENERAL_GENERALVERBOSITY_H
#define UTILITIES_GENERAL_GENERALVERBOSITY_H
#include "Utilities/General/interface/envUtil.h"
#include <ostream>

template<typename Tag>
class EnvVerbosity {
public:

  static bool on() { 
    return me();
  }

  static bool silent() { 
    return silence();
  }

  static void switchOn() { me()=true; silence()=false;}
  static void switchOff() { me()=false;}
  static void quiet() { silence()=true; me()=false;}

private:
  EnvVerbosity(){}

private:
  static envSwitch & me();
  static envSwitch & silence();
};

namespace GeneralUtilities {

  struct Tag{};

  extern std::ostream cout;
}

typedef EnvVerbosity<GeneralUtilities::Tag> GeneralVerbosity ;

#endif // UTILITIES_GENERAL_GENERALVERBOSITY_H

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