HandleManager.cxx

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#include "rutil/ResipAssert.h"
#include "rutil/Logger.hxx"
#include "rutil/Inserter.hxx"
#include "resip/dum/HandleManager.hxx"
#include "resip/dum/HandleException.hxx"
 
using namespace resip;
#define RESIPROCATE_SUBSYSTEM Subsystem::DUM
 
HandleManager::HandleManager() : 
   mShuttingDown(false),
   mLastId(Handled::npos)
{
}
 
HandleManager::~HandleManager()
{
   // !jf! do nothing?
   // !dcm! -- this is the best we can do w/out a back-ptr to each handle
   // DUM currently cleans up properly, so not an issue unless users make their
   // own handled objects, could clean up memeory, but the app will crash first
   // handle deference regardless.
   if (!mHandleMap.empty())
   {
      DebugLog ( << "&&&&&& HandleManager::~HandleManager: Deleting handlemanager that still has Handled objects: " );
      DebugLog ( << InserterP(mHandleMap));   
      //throw HandleException("Deleting handlemanager that still has Handled objects", __FILE__, __LINE__);
   }
}
 
Handled::Id
HandleManager::create(Handled* handled)
{
   mHandleMap[++mLastId] = handled;
   return mLastId;
}
 
void HandleManager::shutdownWhenEmpty()
{
   mShuttingDown = true;
   if (mHandleMap.empty())
   {
      onAllHandlesDestroyed();      
   }
   else
   {
      DebugLog (<< "Shutdown waiting for all usages to be deleted (" << mHandleMap.size() << ")");
#if 1
      for (HandleMap::iterator i=mHandleMap.begin() ; i != mHandleMap.end(); ++i)
      {
         DebugLog (<< i->first << " -> " << *(i->second));
      }
#endif
   }
}
 
#if 0
// !jf! this will leak if there are active usages
void HandleManager::onAllHandlesDestroyed()
{
   WarningLog(<< "Forcing shutdown " << mHandleMap.size() << " active usages");
   for (HandleMap::const_iterator i = mHandleMap.begin();
        i != mHandleMap.end(); ++i)
   {
      InfoLog(<< "Handled left at force shutdown: " << *i->second);
   }
   mHandleMap.clear();
}
#endif
 
void
HandleManager::remove(Handled::Id id)
{
   HandleMap::iterator i = mHandleMap.find(id);
   resip_assert (i != mHandleMap.end());
   mHandleMap.erase(i);
   if (mShuttingDown)
   {
      if(mHandleMap.empty())
      {
         onAllHandlesDestroyed();      
      }
      else
      {
         DebugLog (<< "Waiting for usages to be deleted (" << mHandleMap.size() << ")");      
      }
   }
}
 
void
HandleManager::dumpHandles() const
{
   DebugLog (<< "Waiting for usages to be deleted (" << mHandleMap.size() << ")");
   for (HandleMap::const_iterator i=mHandleMap.begin() ; i != mHandleMap.end(); ++i)
   {
      DebugLog (<< i->first << " -> " << *(i->second));
   }
}
 
bool
HandleManager::isValidHandle(Handled::Id id) const
{
   return mHandleMap.find(id) != mHandleMap.end();
}
 
Handled*
HandleManager::getHandled(Handled::Id id) const
{
   HandleMap::const_iterator i = mHandleMap.find(id);
   if (i == mHandleMap.end())
   {
      InfoLog (<< "Reference to stale handle: " << id);
      resip_assert(0);
      throw HandleException("Stale handle", __FILE__, __LINE__);
   }
   else
   {
      resip_assert(i->second);
      return i->second;
   }
}
 
 
/* ====================================================================
 * The Vovida Software License, Version 1.0 
 * 
 * Copyright (c) 2000 Vovida Networks, Inc.  All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 * 
 * 3. The names "VOCAL", "Vovida Open Communication Application Library",
 *    and "Vovida Open Communication Application Library (VOCAL)" must
 *    not be used to endorse or promote products derived from this
 *    software without prior written permission. For written
 *    permission, please contact vocal@vovida.org.
 *
 * 4. Products derived from this software may not be called "VOCAL", nor
 *    may "VOCAL" appear in their name, without prior written
 *    permission of Vovida Networks, Inc.
 * 
 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESSED OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, TITLE AND
 * NON-INFRINGEMENT ARE DISCLAIMED.  IN NO EVENT SHALL VOVIDA
 * NETWORKS, INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT DAMAGES
 * IN EXCESS OF $1,000, NOR FOR ANY INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
 * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
 * DAMAGE.
 * 
 * ====================================================================
 * 
 * This software consists of voluntary contributions made by Vovida
 * Networks, Inc. and many individuals on behalf of Vovida Networks,
 * Inc.  For more information on Vovida Networks, Inc., please see
 * <http://www.vovida.org/>.
 *
 */