exception.h

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/*
 * Copyright (c) 2008, Willow Garage, Inc.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
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 *       contributors may be used to endorse or promote products derived from
 *       this software without specific prior written permission.
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 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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#ifndef TOPOLOGICAL_MAP_2D_EXCEPTION_H
#define TOPOLOGICAL_MAP_2D_EXCEPTION_H

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


namespace topological_map_2d
{

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

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

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

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


struct InvalidNodeIdException: public TopologicalMapException
{
  InvalidNodeIdException (const unsigned id) :
    TopologicalMapException (format ("%1% is not a valid node id.  This "
                                     "exception is probably because somewhere"
                                     " in the code, a grid id is being left "
                                     "uninitialized") % id) {}
};      

struct InvalidEdgeIdException: public TopologicalMapException
{
  InvalidEdgeIdException (const unsigned id) :
    TopologicalMapException (format ("%1% is not a valid edge id.  This "
                                     "exception is probably because somewhere"
                                     " in the code, an edge id is being left"
                                     " uninitialized.") % id) {}
};      


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


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

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

struct GridFrameNameException: public TopologicalMapException
{
  GridFrameNameException (const string& frame) :
    TopologicalMapException (format ("Frame %1% was not of the form 'gridXXX'")
                             % frame) {}
};      

} // namespace

#endif // include guard