53 lines
1.5 KiB
C++
53 lines
1.5 KiB
C++
/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
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/*
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* Copyright (c) 2007 INRIA
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* All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation;
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* Author: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
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*/
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#ifndef EMPTY_TRACE_RESOLVER_H
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#define EMPTY_TRACE_RESOLVER_H
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#include "trace-resolver.h"
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namespace ns3 {
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class TraceContext;
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/**
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* \brief a TraceResolver instance which does not resolve anything.
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* \ingroup tracing
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*
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* Trying to resolve against this class will yield no matches and no
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* connections. Returning an instance of this class from a
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* CreateTraceResolver method is a hand way of not implementing
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* any Tracing code.
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*/
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class EmptyTraceResolver : public TraceResolver
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{
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public:
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/**
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* \param o necessary context for this class.
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*
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* The only constructor exported by this class.
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*/
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EmptyTraceResolver (TraceContext const &o);
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};
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}//namespace ns3
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#endif /* EMPTY_TRACE_RESOLVER_H */
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