Job.h

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// ========================================================================= //
// This file is part of MyraMath, copyright (c) 2014-2019 by Ryan A Chilton  //
// and distributed by MyraCore, LLC. See LICENSE.txt for license terms.      //
// ========================================================================= //

#ifndef MYRAMATH_JOBGRAPH_JOB_H
#define MYRAMATH_JOBGRAPH_JOB_H

#include <myramath/MYRAMATH_EXPORT.h>

#include <myramath/jobgraph/JobID.h>

#include <set>
#include <string>
#include <stdint.h>

namespace myra {

class MYRAMATH_EXPORT Job
  {
  public:

    Job() { P = 0; }

    virtual JobID id() const { throw std::runtime_error("Job::id() not implemented"); }

    virtual void parents(JobIDs& output) const { throw std::runtime_error("Job::parents(JobIDs&) not implemented"); }

    virtual void children(JobIDs& output) const { throw std::runtime_error("Job::children(JobIDs&) not implemented"); }

    bool notify(const JobID& j);

    virtual uint64_t execute() { return 0; }

    virtual std::string name() const { return "Job"; }

    virtual ~Job() {}

  private:

    // Used to track how many parent Job's are still pending.
    int P;

  };

} // namespace myra

#endif