mipcomponentalias.h

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/*
    
  This file is a part of EMIPLIB, the EDM Media over IP Library.
  
  Copyright (C) 2006-2011  Hasselt University - Expertise Centre for
                      Digital Media (EDM) (http://www.edm.uhasselt.be)

  This library is free software; you can redistribute it and/or
  modify it under the terms of the GNU Lesser General Public
  License as published by the Free Software Foundation; either
  version 2.1 of the License, or (at your option) any later version.

  This library is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  Lesser General Public License for more details.

  You should have received a copy of the GNU Lesser General Public
  License along with this library; if not, write to the Free Software
  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  
  USA

*/

#ifndef MIPCOMPONENTALIAS_H

#define MIPCOMPONENTALIAS_H

#include "mipconfig.h"
#include "mipcomponent.h"

class EMIPLIB_IMPORTEXPORT MIPComponentAlias : public MIPComponent
{
public:
        MIPComponentAlias(MIPComponent *pComp) : MIPComponent(pComp->getComponentName() + std::string("-alias")){ m_pComponent = pComp; }
        ~MIPComponentAlias()                                                                                    { }

        void lock()                                                                                             { m_pComponent->lock(); MIPComponent::lock(); }
        void unlock()                                                                                           { m_pComponent->unlock(); MIPComponent::unlock(); }
        bool push(const MIPComponentChain &chain, int64_t iteration, MIPMessage *pMsg)                          { bool status = m_pComponent->push(chain, iteration, pMsg); if (!status) setErrorString(m_pComponent->getErrorString()); return status; }
        bool pull(const MIPComponentChain &chain, int64_t iteration, MIPMessage **pMsg)                         { bool status = m_pComponent->pull(chain, iteration, pMsg); if (!status) setErrorString(m_pComponent->getErrorString()); return status; }
        bool processFeedback(const MIPComponentChain &chain, int64_t feedbackChainID, MIPFeedback *feedback)    { bool status = m_pComponent->processFeedback(chain, feedbackChainID, feedback); if (!status) setErrorString(m_pComponent->getErrorString()); return status; }

        const MIPComponent *getComponentPointer() const                                                         { return m_pComponent; }
private:
        MIPComponent *m_pComponent;
};

#endif // MIPCOMPONENTALIAS_H