exceptions.h

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 *
 *  Point Cloud Library (PCL) - www.pointclouds.org
 *  Copyright (c) 2010-2011, Willow Garage, Inc.
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#ifndef PCL_EXCEPTIONS_H_
#define PCL_EXCEPTIONS_H_

#include <stdexcept>
#include <sstream>
#include <pcl/pcl_macros.h>
#include <boost/current_function.hpp>

#define PCL_THROW_EXCEPTION(ExceptionName, message)                         \
{                                                                           \
  std::ostringstream s;                                                     \
  s << message;                                                             \
  s.flush ();                                                               \
  throw ExceptionName(s.str(), __FILE__, BOOST_CURRENT_FUNCTION, __LINE__); \
}

namespace pcl
{

  class PCLException : public std::runtime_error
  {
    public:

      PCLException (const std::string& error_description,
                    const std::string& file_name = "",
                    const std::string& function_name = "" ,
                    unsigned line_number = 0) throw ()
        : std::runtime_error (error_description)
        , file_name_ (file_name)
        , function_name_ (function_name)
        , message_ (error_description)
        , line_number_ (line_number) 
      {
        message_ = detailedMessage ();
      }
      
      virtual ~PCLException () throw ()
      {}
      
      const std::string&
      getFileName () const throw ()
      {
        return (file_name_);
      }

      const std::string&
      getFunctionName () const throw ()
      {
        return (function_name_);
      }

      unsigned
      getLineNumber () const throw ()
      {
        return (line_number_);
      }

      std::string 
      detailedMessage () const throw ()
      {
        std::stringstream sstream;
        if (function_name_ != "")
          sstream << function_name_ << " ";
        
        if (file_name_ != "")
        {
          sstream << "in " << file_name_ << " ";
          if (line_number_ != 0)
            sstream << "@ " << line_number_ << " ";
        }
        sstream << ": " << what ();
        
        return (sstream.str ());
      }

      char const* 
      what () const throw () 
      {
        return (message_.c_str ());
      }

    protected:
      std::string file_name_;
      std::string function_name_;
      std::string message_;
      unsigned line_number_;
  } ;

  class InvalidConversionException : public PCLException
  {
    public:

      InvalidConversionException (const std::string& error_description,
                                  const std::string& file_name = "",
                                  const std::string& function_name = "" ,
                                  unsigned line_number = 0) throw ()
        : pcl::PCLException (error_description, file_name, function_name, line_number) { }
  } ;

  class IsNotDenseException : public PCLException
  {
    public:

      IsNotDenseException (const std::string& error_description,
                           const std::string& file_name = "",
                           const std::string& function_name = "" ,
                           unsigned line_number = 0) throw ()
        : pcl::PCLException (error_description, file_name, function_name, line_number) { }
  } ;

  class InvalidSACModelTypeException : public PCLException
  {
    public:

      InvalidSACModelTypeException (const std::string& error_description,
                                    const std::string& file_name = "",
                                    const std::string& function_name = "" ,
                                    unsigned line_number = 0) throw ()
        : pcl::PCLException (error_description, file_name, function_name, line_number) { }
  } ;

  class IOException : public PCLException
  {
    public:

      IOException (const std::string& error_description,
                   const std::string& file_name = "",
                   const std::string& function_name = "" ,
                   unsigned line_number = 0) throw ()
        : pcl::PCLException (error_description, file_name, function_name, line_number) { }
  } ;

  class InitFailedException : public PCLException
  {
    public:
      InitFailedException (const std::string& error_description = "",
                           const std::string& file_name = "",
                           const std::string& function_name = "" ,
                           unsigned line_number = 0) throw ()
        : pcl::PCLException (error_description, file_name, function_name, line_number) { }
  } ;

  class UnorganizedPointCloudException : public PCLException
  {
    public:
    
      UnorganizedPointCloudException (const std::string& error_description,
                                      const std::string& file_name = "",
                                      const std::string& function_name = "" ,
                                      unsigned line_number = 0) throw ()
        : pcl::PCLException (error_description, file_name, function_name, line_number) { }
  } ;

  class KernelWidthTooSmallException : public PCLException
  {
    public:
    
    KernelWidthTooSmallException (const std::string& error_description,
                                  const std::string& file_name = "",
                                  const std::string& function_name = "" ,
                                  unsigned line_number = 0) throw ()
      : pcl::PCLException (error_description, file_name, function_name, line_number) { }
  } ;

  class UnhandledPointTypeException : public PCLException
  {
    public:
    UnhandledPointTypeException (const std::string& error_description,
                                 const std::string& file_name = "",
                                 const std::string& function_name = "" ,
                                 unsigned line_number = 0) throw ()
      : pcl::PCLException (error_description, file_name, function_name, line_number) { }
  };

  class ComputeFailedException : public PCLException
  {
    public:
    ComputeFailedException (const std::string& error_description,
                            const std::string& file_name = "",
                            const std::string& function_name = "" ,
                            unsigned line_number = 0) throw ()
      : pcl::PCLException (error_description, file_name, function_name, line_number) { }
  };

}



#endif