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ErrorHandler.cpp

//
// ErrorHandler.cpp
//
// $Id: //poco/1.2/Foundation/src/ErrorHandler.cpp#1 $
//
// Library: Foundation
// Package: Threading
// Module:  ErrorHandler
//
// Copyright (c) 2005-2006, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// Permission is hereby granted, free of charge, to any person or organization
// obtaining a copy of the software and accompanying documentation covered by
// this license (the "Software") to use, reproduce, display, distribute,
// execute, and transmit the Software, and to prepare derivative works of the
// Software, and to permit third-parties to whom the Software is furnished to
// do so, all subject to the following:
// 
// The copyright notices in the Software and this entire statement, including
// the above license grant, this restriction and the following disclaimer,
// must be included in all copies of the Software, in whole or in part, and
// all derivative works of the Software, unless such copies or derivative
// works are solely in the form of machine-executable object code generated by
// a source language processor.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
//


#include "Poco/ErrorHandler.h"
#include "Poco/SingletonHolder.h"


namespace Poco {


ErrorHandler* ErrorHandler::_pHandler = ErrorHandler::defaultHandler();
FastMutex ErrorHandler::_mutex;


ErrorHandler::ErrorHandler()
{
}


00053 ErrorHandler::~ErrorHandler()
{
}


00058 void ErrorHandler::exception(const Exception& exc)
{
      poco_debugger_msg(exc.what());
}

      
00064 void ErrorHandler::exception(const std::exception& exc)
{
      poco_debugger_msg(exc.what());
}


00070 void ErrorHandler::exception()
{
      poco_debugger_msg("unknown exception");
}


00076 void ErrorHandler::handle(const Exception& exc)
{
      FastMutex::ScopedLock lock(_mutex);
      try
      {
            _pHandler->exception(exc);
      }
      catch (...)
      {
      }
}

      
00089 void ErrorHandler::handle(const std::exception& exc)
{
      FastMutex::ScopedLock lock(_mutex);
      try
      {
            _pHandler->exception(exc);
      }
      catch (...)
      {
      }
}


00102 void ErrorHandler::handle()
{
      FastMutex::ScopedLock lock(_mutex);
      try
      {
            _pHandler->exception();
      }
      catch (...)
      {
      }
}


00115 ErrorHandler* ErrorHandler::set(ErrorHandler* pHandler)
{
      poco_check_ptr(pHandler);

      FastMutex::ScopedLock lock(_mutex);
      ErrorHandler* pOld = _pHandler;
      _pHandler = pHandler;
      return pOld;
}

      
00126 ErrorHandler* ErrorHandler::defaultHandler()
{
      static SingletonHolder<ErrorHandler> sh;
      return sh.get();
}


} // namespace Poco

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