EMAN::E2Exception Class Reference

E2Exception class is the parent class of all EMAN2 E2Exceptions. More...

#include <exception.h>

Inheritance diagram for EMAN::E2Exception:

Collaboration diagram for EMAN::E2Exception:

Public Member Functions
	E2Exception (const string &file="", int line=0, const string &desc_str="", const string &objname_str="")
	Contructor. More...
virtual	~E2Exception () throw ()
virtual const char *	what () const throw ()
	The E2Exception information. More...
virtual const char *	name () const
	The name of this E2Exception class. More...

Protected Attributes
string	filename
int	linenum
string	desc
string	objname

Detailed Description

E2Exception class is the parent class of all EMAN2 E2Exceptions.

Definition at line 67 of file exception.h.

Constructor & Destructor Documentation

E2Exception()

EMAN::E2Exception::E2Exception ( const string &  file = "", int  line = 0, const string &  desc_str = "", const string &  objname_str = ""  )

inlineexplicit

Contructor.

Parameters

file	The name of the file where an E2Exception is thrown.
line	The line number in the file where the E2Exception is thrown.
desc_str	E2Exception description string.
objname_str	E2Exception involved object name.

Definition at line 77 of file exception.h.

                        : filename(file), linenum(line), desc(desc_str), objname(objname_str)
                {
                        // Log the message
                        stringstream ss;
                        string line_str;
                        ss << line;
                        ss >> line_str;
// We shouldn't log all exceptions, since they are frequently used intentionally, with no implied error
//                      string message = "File " + file + " line " + line_str + " description " + desc_str + " " + objname_str;
//                      LOGERR( message.c_str() );
                }

~E2Exception()

virtual EMAN::E2Exception::~E2Exception ( ) throw ( )

inlinevirtual

Definition at line 91 of file exception.h.

{}

Member Function Documentation

name()

virtual const char * EMAN::E2Exception::name ( ) const

inlinevirtual

The name of this E2Exception class.

Returns

The name of this E2Exception class.

Reimplemented in EMAN::_NotExistingObjectException, EMAN::_ImageFormatException, EMAN::_ImageDimensionException, EMAN::_FileAccessException, EMAN::_ImageReadException, EMAN::_ImageWriteException, EMAN::_NullPointerException, EMAN::_TypeException, EMAN::_InvalidValueException, EMAN::_InvalidStringException, EMAN::_OutofRangeException, EMAN::_InvalidCallException, EMAN::_InvalidParameterException, EMAN::_EmptyContainerException, EMAN::_BadAllocException, and EMAN::_UnexpectedBehaviorException.

Definition at line 103 of file exception.h.

{ return "Exception"; }

Referenced by what().

what()

const char * E2Exception::what ( ) const throw ( )

virtual

The E2Exception information.

Returns

The E2Exception information including E2Exception location (filename, line number,function name) and description.

Definition at line 36 of file exception.cpp.

{
        string err1 = "";
        if (objname != "") {
                err1 = "error with '" + objname + "': ";
        }
 
        string msg = string(name()) + " at " + filename + ":" + Util::int2str(linenum);
        msg += ": " + err1 + "'" + desc + "' caught\n";
        return msg.c_str();
}

References desc, filename, EMAN::Util::int2str(), linenum, name(), and objname.

Member Data Documentation

desc

string EMAN::E2Exception::desc

protected

Definition at line 107 of file exception.h.

Referenced by EMAN::_FileAccessException::_FileAccessException(), EMAN::_OutofRangeException::_OutofRangeException(), and what().

filename

string EMAN::E2Exception::filename

protected

Definition at line 105 of file exception.h.

Referenced by what().

linenum

int EMAN::E2Exception::linenum

protected

Definition at line 106 of file exception.h.

Referenced by what().

objname

string EMAN::E2Exception::objname

protected

Definition at line 108 of file exception.h.

Referenced by EMAN::_InvalidStringException::_InvalidStringException(), EMAN::_InvalidValueException::_InvalidValueException(), and what().

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The documentation for this class was generated from the following files:

• exception.h
• exception.cpp