retry.h

#pragma once
 
 
template < typename PREDICATE >
bool predicate_retry(const class time & timeStep, const class time & timeTotal, PREDICATE predicate)
{
 
   auto start = time::now();
 
   while (true)
   {
 
      try
      {
 
         //if (predicate())
 
         predicate();
         //{
 
         //   return true;
 
         //}
 
      }
      catch (...)
      {
 
         return false;
 
      }
      
      ::preempt(timeStep);
 
      if (start.elapsed() > timeTotal)
      {
 
         return false;
 
      }
 
   }
 
}
 
 
class CLASS_DECL_ACME retry
{
public:
 
 
   class ::time m_timeRetry;
 
   class ::time m_timeTimeout;
 
 
   retry(const class ::time & timeRetry, const class ::time& timeTimeout) :
      m_timeRetry(timeRetry),
      m_timeTimeout(timeTimeout)
   {
 
   };
 
   ~retry()
   {
 
 
   }
 
   template < typename PRED >
   bool operator()(PRED pred)
   {
 
      return ::predicate_retry(m_timeRetry, m_timeTimeout, pred);
 
   }
 
};