//
// Copyright (c) 2001,2002                        RIPE NCC
//
// All Rights Reserved
//
// Permission to use, copy, modify, and distribute this software and its
// documentation for any purpose and without fee is hereby granted,
// provided that the above copyright notice appear in all copies and that
// both that copyright notice and this permission notice appear in
// supporting documentation, and that the name of the author not be
// used in advertising or publicity pertaining to distribution of the
// software without specific, written prior permission.
//
// THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
// ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS; IN NO EVENT SHALL
// AUTHOR BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY
// DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
// AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
//
// $Id: Job.hh,v 4.9 2002/04/09 11:48:45 katie Exp $
//
// Job.hh
// Author: Ramesh Govindan <govindan@isi.edu>
//
// Background job. Use for small, asynchronous computations.

#ifndef _Job_hh
#define _Job_hh

#include "util/List.hh"
#include "util/Handler.hh"

// Background tasks. Run to completion, and scheduled when the
// dispatcher has nothing else to do. Care must be taken in
// the design of background tasks, since these are non-preemptible.

class Job : public ListNode {
public:
    // Create new job
    Job(const Handler&);			// In: Function to execute
    // Destroy job, removes us from any queue we're on
    virtual ~Job();
    // calls the handler
    virtual void handle() {
	handler.callBack((void*) this);
    }
    bool persistent;
private:
    Handler		handler;
};

//
//  Copyright (c) 1994 by the University of Southern California.
//  All rights reserved.
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//  Permission to use, copy, modify, and distribute this software and
//  its documentation in source and binary forms for lawful
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//  the copyright notice and this permission notice appear in supporting
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// Local Variables:
// outline-regexp: "^[a-zA-Z0-9\*]+$\n[a-zA-Z0-9]+[:][:]\\|^inline [a-zA-Z0-9\*]+\n[a-zA-Z0-9]+[:][:]\\|[a-zA-Z0-9]+[:][:]\\|^struct\\|^class"
// outline-heading-end-regexp: "\{\n"
// End:

#endif // _Job_hh