Dirac - A Video Codec

Created by the British Broadcasting Corporation.


dirac_exception.h
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3 * $Id: dirac_exception.h,v 1.6 2008/01/31 11:25:16 tjdwave Exp $ $Name: Dirac_1_0_2 $
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37 
41 #ifndef DiracException_h
42 #define DiracException_h
43 
44 
45 // SYSTEM INCLUDES
46 //
47 #include <string> // has a string
48 #include <iostream> // has an ostringstream
49 
50 
51 namespace dirac {
52 
69 
70  };
71 
82  };
83 
89 {
90 public:
91 
92 
101  const DiracErrorCode& errorCode,
102  const std::string& errorMessage,
103  const DiracSeverityCode& severityCode);
104 
109  const DiracException& src);
110 
114  virtual ~DiracException();
115 
116 
117 // OPERATORS
118 
119 
120 // ACCESS
121 
128 
135 
141  std::string GetErrorMessage() const;
142 
143 
144 
145 private:
146 
147 // ATTRIBUTES
148 
153 
158 
162  std::string mErrorMessage;
163 
164 
165 
166 // UNIMPLEMENTED METHODS
168 
169 }; // class DiracException
170 
171 
172 
173 
174 
175 // GLOBAL OPERATORS
176 //
177 std::ostream& operator<<(std::ostream& dst, const DiracException& exception);
178 
179 
180 // MACROS FOR LOGGING AND THROWING DIRAC EXCEPTIONS
181 //
182 
183 
187 #define DIRAC_LOG_EXCEPTION(exception) \
188  { \
189  if(exception.GetSeverityCode()!=SEVERITY_NO_ERROR) \
190  std::cerr << exception.GetErrorMessage(); \
191  }
192 
196 #define DIRAC_THROW_EXCEPTION(arg1,arg2,arg3) \
197  { \
198  DiracException exception(arg1,arg2, arg3); \
199  DIRAC_LOG_EXCEPTION(exception) \
200  throw exception; \
201  }
202 
206 #define DIRAC_CATCH_AND_RETHROW() \
207  catch (const DiracException& e) { \
208  DiracException exception(e); \
209  DIRAC_LOG_EXCEPTION(exception)\
210  throw exception; \
211  }
212 
213 } // namespace Dirac
214 
215 #endif // DiracException_h

© 2004 British Broadcasting Corporation. Dirac code licensed under the Mozilla Public License (MPL) Version 1.1.
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