exception.h

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/*
 * Copyright (c) 2008, Willow Garage, Inc.
 * All rights reserved.
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 *
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#ifndef TOPOLOGICAL_ROADMAP_EXCEPTION_H
#define TOPOLOGICAL_ROADMAP_EXCEPTION_H

#include <boost/format.hpp>
#include <stdexcept>

namespace topological_roadmap
{

using boost::format;
using std::string;

class RoadmapException: public std::logic_error
{
public:
  RoadmapException (const format& error_string) : std::logic_error(error_string.str()) {};
  RoadmapException (const char* str) : std::logic_error(str) {};
};

struct UnknownNodeIdException: public RoadmapException
{
  UnknownNodeIdException (const unsigned id): 
    RoadmapException(format("Unknown node id %1%") % id), id(id) {}
  const unsigned id;
};

struct UnknownEdgeIdException: public RoadmapException
{
  UnknownEdgeIdException (const unsigned id): 
    RoadmapException(format("Unknown edge id %1%") % id), id(id) {}
  const unsigned id;
};


struct DuplicateNodeIdException: public RoadmapException
{
  DuplicateNodeIdException (const unsigned id):
    RoadmapException(format("Node %1% already exists") % id), id(id) {}
  const unsigned id;
};


struct DuplicateEdgeIdException: public RoadmapException
{
  DuplicateEdgeIdException (const unsigned id):
    RoadmapException(format("Edge %1% already exists") % id), id(id) {}
  const unsigned id;
};

struct ParallelEdgeException: public RoadmapException
{
  ParallelEdgeException (const unsigned n1, const unsigned n2) :
    RoadmapException (format ("Edge between %1% and %2% already existed")
                             % n1 % n2) {}
};      


} // namespace

#endif // include guard