OWBI1_CIMException.cpp

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#include "OWBI1_config.h"
#include "OW_ExceptionIds.hpp"
#include "OWBI1_CIMException.hpp"
#include "OWBI1_String.hpp"
#include "OW_Assertion.hpp"
#include "OW_String.hpp"
#include "OW_StringBuffer.hpp"

#include <cstring>
#include <cstdlib>
#include <algorithm> // for std::swap

namespace OWBI1
{
using namespace OpenWBEM;

namespace
{
String createLongMessage(CIMException::ErrNoType errval, const char* msg)
{
   const char* rv(0);
   try
   {
      StringBuffer codeDesc(CIMException::getCodeDescription(errval));
      OpenWBEM::String msgStr(msg);
        // avoid multiple appendings of the exception message
      if (codeDesc == msgStr.substring(0, codeDesc.length()))
      {
         codeDesc = msgStr;
      }
      else if (!msgStr.empty())
      {
         codeDesc += " (";
         codeDesc += msgStr;
         codeDesc += ')';
      }
      return String(codeDesc.c_str());
   }
   catch (std::bad_alloc&)
   {
      return String();
   }
}

}

CIMException::CIMException(const char* file, int line, CIMException::ErrNoType errval,
   const char* msg, const Exception* otherException)
   : Exception(file, line, createLongMessage(errval, msg).c_str(), errval, otherException, ExceptionIds::CIMExceptionId)
   , m_description(Exception::dupString(msg))
{
}
CIMException::~CIMException() throw()
{
   if (m_description)
   {
      delete[] m_description;
   }
}
CIMException::CIMException(const CIMException& x)
   : Exception(x)
   , m_description(Exception::dupString(x.m_description))
{
}
CIMException&
CIMException::operator=(const CIMException& x)
{
   CIMException(x).swap(*this);
   return *this;
}
void
CIMException::swap(CIMException& x)
{
   std::swap(m_description, x.m_description);
   Exception::swap(x);
}
const char*
CIMException::type() const
{
   return "CIMException";
}

const char*
CIMException::getDescription() const
{
   return m_description;
}

struct MsgRec
{
   CIMException::ErrNoType errval;
   const char* msg;
};

static MsgRec _pmsgs[] =
{
   { CIMException::SUCCESS, "no error" },
   { CIMException::FAILED, "general error" },
   { CIMException::ACCESS_DENIED, "Access to CIM resource unavailable to client" },
   { CIMException::INVALID_NAMESPACE, "namespace does not exist" },
   { CIMException::INVALID_PARAMETER, "invalid parameter passed to method" },
   { CIMException::INVALID_CLASS, "class does not exist" },
   { CIMException::NOT_FOUND, "requested object could not be found" },
   { CIMException::NOT_SUPPORTED, "requested operation is not supported" },
   { CIMException::CLASS_HAS_CHILDREN, "operation cannot be done on class with subclasses" },
   { CIMException::CLASS_HAS_INSTANCES, "operator cannot be done on class with instances" },
   { CIMException::INVALID_SUPERCLASS, "specified superclass does not exist" },
   { CIMException::ALREADY_EXISTS, "object already exists" },
   { CIMException::NO_SUCH_PROPERTY, "specified property does not exist" },
   { CIMException::TYPE_MISMATCH, "value supplied is incompatible with type" },
   { CIMException::QUERY_LANGUAGE_NOT_SUPPORTED, "query language is not recognized or supported" },
   { CIMException::INVALID_QUERY, "query is not valid for the specified query language" },
   { CIMException::METHOD_NOT_AVAILABLE, "extrinsic method could not be executed" },
   { CIMException::METHOD_NOT_FOUND, "extrinsic method does not exist" }
};

// static
const char*
CIMException::getCodeDescription(ErrNoType errCode)
{
   if (errCode >= SUCCESS && errCode <= METHOD_NOT_FOUND)
   {
      OW_ASSERT(_pmsgs[errCode].errval == errCode);
      return _pmsgs[errCode].msg;
   }
   return "unknown error";
}

CIMException*
CIMException::clone() const throw()
{
   return new(std::nothrow) CIMException(*this);
}

} // end namespace OWBI1

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