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00019 #ifndef _GDCM_EXCEPTION_H_
00020 #define _GDCM_EXCEPTION_H_
00021
00022 #include "gdcmCommon.h"
00023
00024 #include <string>
00025 #include <iostream>
00026 #include <exception>
00027
00028 namespace GDCM_NAME_SPACE
00029 {
00030
00031
00035 class GDCM_EXPORT Exception : public std::exception
00036 {
00037 public:
00038
00039
00040
00041
00042
00043
00044 explicit Exception(const std::string &from, const std::string &error = "")
00045 throw();
00046
00050 virtual ~Exception() throw() {}
00051
00053 static void fatal(const char *from) throw();
00054
00056 const std::string &getError() const throw() { return Error;}
00057
00059 virtual std::string getName() const throw();
00060
00062 virtual const char *what() const throw() { return (const char *) *this;}
00063
00065 operator const char *() const throw();
00066
00067 friend std::ostream &operator<<(std::ostream &os, const Exception &e);
00068
00069 protected:
00071 std::string From;
00073 std::string Error;
00074 };
00075
00076
00077
00081 class GDCM_EXPORT FileError : public Exception
00082 {
00083 public:
00090 explicit FileError(const std::string &from,
00091 const std::string &error = "File error")
00092 throw() : Exception(from, error) { }
00093 };
00094
00095
00096
00100 class GDCM_EXPORT FormatUnexpected : public Exception
00101 {
00102 public:
00107 explicit FormatUnexpected(const std::string &from,
00108 const std::string &error = "Unexpected file format")
00109 throw() : Exception( from, error ) { }
00110 };
00111
00112
00116 class GDCM_EXPORT FormatError : public FormatUnexpected
00117 {
00118 public:
00123 explicit FormatError(const std::string &from,
00124 const std::string &error = "Invalid file format")
00125 throw() : FormatUnexpected( from, error ) { }
00126 };
00127
00128
00129
00130
00131
00132
00133
00134 std::ostream& operator<<(std::ostream &os, const Exception &e);
00135
00136 }
00137
00138
00139 #endif // GDCM_EXCEPTION_H