#ifndef __PADDING_AH__
#define __PADDING_AH__

#include "OutputStream.h"
 
aspect Padding {
  
  // this introduction leads to an 'include "Padding.ah"' in OutputStream.h in
  // the first phase
  advice "OutputStream" : char _fill;
  
  // here the type OutputStream is used
  advice construction("OutputStream") && that(os) :
  before(OutputStream& os) {
    os._fill = '_';
  }
};

#endif // __PADDING_AH__