epics::pvData::BaseException Class Reference

Base for pvData exceptions. More...

#include "epicsException.h"

Inheritance diagram for epics::pvData::BaseException:

Collaboration diagram for epics::pvData::BaseException:

Public Member Functions
	BaseException (const std::string &msg)
virtual	~BaseException () throw ()
virtual const char *	what () const throw ()

Detailed Description

Base for pvData exceptions.

Definition at line 205 of file epicsException.h.

Constructor & Destructor Documentation

epics::pvData::BaseException::BaseException ( const std::string &  msg )

inlineexplicit

Constructor.

Definition at line 210 of file epicsException.h.

: std::logic_error(msg) {}

virtual epics::pvData::BaseException::~BaseException ( ) throw ( )

inlinevirtual

Destructor.

Definition at line 215 of file epicsException.h.

{};

Member Function Documentation

const char * epics::pvData::BaseException::what ( ) const throw ( )

virtual

Reason for excepton.

Definition at line 62 of file epicsException.cpp.

{
    try{
        if (base_msg.size()==0) {
            const char *base=std::logic_error::what();
            string out, stack;

            const ExceptionMixin *info=dynamic_cast<const ExceptionMixin*>(this);
            if(info) {
                stack=info->show();
            }

            out.reserve(strlen(base)+1+stack.size()+1);

            out+=base;
            out+="\n";
            if(info) {
                out+=stack;
                out+="\n";
            }

            base_msg.swap(out);
        }
        return base_msg.c_str();
    } catch(std::bad_alloc&) {
        return "BaseException::what - Insufficient memory to construct message";
    } catch(...) {
        return "BaseException::what - Unknown error when constructing message";
    }
}

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

• modules/pvData/src/misc/pv/epicsException.h
• modules/pvData/src/misc/epicsException.cpp