?? pgm13_16.cpp
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//// This file contains the C++ code from Program 13.16 of// "Data Structures and Algorithms// with Object-Oriented Design Patterns in C++"// by Bruno R. Preiss.//// Copyright (c) 1998 by Bruno R. Preiss, P.Eng. All rights reserved.//// http://www.pads.uwaterloo.ca/Bruno.Preiss/books/opus4/programs/pgm13_16.cpp//void StoragePoolTest (StoragePool& pool, time timeLimit){ UniformRV size (100, 2001); UniformRV latency (1, 101); PriorityQueue& queue = *new LeftistHeap (); RandomNumberGenerator::SetSeed (1); for (time t = 0; t < timeLimit; ++t) { while (!queue.IsEmpty ()) { Event& event = dynamic_cast<Event&> ( queue.FindMin ()); if (event.Key () > t) break; queue.DequeueMin (); pool.Release (event.Value ()); delete &event; } unsigned int const length = size.Sample (); void* const address = pool.Acquire (length); unsigned int const releaseTime = t + latency.Sample (); queue.Enqueue (*new Event (releaseTime, address)); } cout << pool << endl; delete &queue;}
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